4D number history
4D number 1645 — drawn 12 times across our 10 tracked operators, most recently on 2026-02-16.
Most recently drawn as Consolation at Lucky Hari Hari 4D on 2026-02-16.
Wins of 1645 by operator
| Operator | Total wins | Last seen |
|---|---|---|
| Grand Dragon Lotto | 6 | 2026-02-05 |
| Lucky Hari Hari 4D | 2 | 2026-02-16 |
| Damacai 1+3D | 1 | 2024-01-06 |
| Perdana 4D | 1 | 2024-02-29 |
| Sabah 88 4D | 1 | 2025-05-25 |
| Singapore Pools 4D | 1 | 2024-10-30 |
Every recorded draw of 1645
| Date | Operator | Prize tier |
|---|---|---|
| 2026-02-16 | Lucky Hari Hari 4D | Consolation |
| 2026-02-11 | Lucky Hari Hari 4D | 3rd prize |
| 2026-02-05 | Grand Dragon Lotto | Consolation |
| 2025-10-27 | Grand Dragon Lotto | Special prize |
| 2025-10-13 | Grand Dragon Lotto | Special prize |
| 2025-09-12 | Grand Dragon Lotto | Special prize |
| 2025-09-02 | Grand Dragon Lotto | Special prize |
| 2025-05-25 | Sabah 88 4D | 3rd prize |
| 2025-02-13 | Grand Dragon Lotto | Special prize |
| 2024-10-30 | Singapore Pools 4D | 1st prize |
| 2024-02-29 | Perdana 4D | Consolation |
| 2024-01-06 | Damacai 1+3D | Consolation |
Number facts — 1645
A read of the four digits of 1645 on their own — these properties hold whether or not the number has ever been drawn. Most serve no statistical purpose for a random 4D draw, but they're useful context when comparing numbers or choosing iBox plays.
| Digit sum | 1 + 6 + 4 + 5 = 16 |
|---|---|
| Digit product | 1 × 6 × 4 × 5 = 120 |
| Reverse | 5461 |
| Palindrome | No |
| Unique digits | 4 of 4 |
| Sequential pairs | 16, 64, 45 |
| Big/Small bias | 2 small (0–4) / 2 big (5–9) — balanced |
| Parity | Odd |
| Prime | No — 1645 = 5 × 7 × 47 |
iBox / Permutation play — 1645
For an iBox or Permutation bet, your ticket wins if the operator draws any arrangement of the same four digits. The unique arrangements for 1645 are listed below — there are 24 permutations total (all four digits are distinct, so the maximum 24 permutations apply).
Nearby numbers
Walk up or down by one, jump to the reverse, or see numbers that differ by just a single digit position.
Numbers that differ from 1645 by one digit:
Cultural reading of 1645
In Malaysian, Singaporean, and Cambodian Chinese 4D culture, individual digits carry phonetic associations through Cantonese homophones. These are widely shared folk readings — not predictions and not statistical claims.
| Digit | Sound | Common association |
|---|---|---|
| 1 | yat (一) | single, the start, certainty |
| 6 | luk (六) | smooth and flowing (similar to 流 lau) |
| 4 | sei (四) | phonetically near 死 (death); generally avoided |
| 5 | ng (五) | phonetically near 唔 (not); often negates the neighbouring digit |
Combined reading: Contains one 4 — phonetic to 死 (si); often avoided in number selection, though it carries no statistical effect on a random draw. Includes 6 (六 luk), commonly associated with smoothness through the homophone 流. Contains both 5 (negation) and 4 (death) — some readers interpret the 5 as cancelling the inauspicious 4 (this reading is contested). The digit sum is 16.
Hot or cold?
1645 has appeared 12 times — comfortably in the "hot" range across our window.
For the full picture, see the hottest and coldest numbers tool which ranks every drawn 4-digit number across all 10 operators.
Check this number at each operator
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Frequently asked questions
- Has 4D number 1645 ever won?
- Yes — 1645 has been recorded as a winning number 12 times across the 10 4D operators 4dcheck tracks.
- When was the most recent time 1645 won?
- The most recent recorded draw of 1645 was on 2026-02-16 at Lucky Hari Hari 4D.
- Which operator has drawn 1645 most often?
- Grand Dragon Lotto has drawn 1645 the most times in our recorded window.
- Is 1645 a hot or cold number?
- 1645 sits on the hotter side of our distribution, with 12 recorded wins. Note this is a backward-looking statistic and does not affect future draw probability.
- How many iBox permutations does 1645 have?
- 1645 has 24 unique 4-digit permutations — listed under the iBox section above. Each one wins if you bet 1645 on a permutation (iBox) play and that arrangement is drawn.
- What is the digit sum of 1645?
- The digits 1 + 6 + 4 + 5 sum to 16.