4D number history

1644

4D number 1644 — drawn 10 times across our 10 tracked operators, most recently on 2025-11-07.

10
Total wins
7
Operators
2025-11-07
Last seen
Grand Dragon Lotto
Top operator

Most recently drawn as Consolation at Grand Dragon Lotto on 2025-11-07.

Wins of 1644 by operator

OperatorTotal winsLast seen
Grand Dragon Lotto22025-11-07
Lucky Hari Hari 4D22024-10-28
Magnum 4D22025-10-26
Special Cash Sweep 4D12024-10-26
Perdana 4D12024-10-23
Singapore Pools 4D12025-06-21
Sports Toto 4D12024-07-13

Every recorded draw of 1644

DateOperatorPrize tier
2025-11-07Grand Dragon LottoConsolation
2025-10-26Magnum 4DSpecial prize
2025-07-27Magnum 4D1st prize
2025-06-21Singapore Pools 4DConsolation
2024-10-28Lucky Hari Hari 4DConsolation
2024-10-26Special Cash Sweep 4DSpecial prize
2024-10-23Perdana 4DConsolation
2024-07-13Sports Toto 4DSpecial prize
2024-04-18Grand Dragon LottoConsolation
2024-04-08Lucky Hari Hari 4DConsolation

Number facts — 1644

A read of the four digits of 1644 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 sum1 + 6 + 4 + 4 = 15
Digit product1 × 6 × 4 × 4 = 96
Reverse4461
PalindromeNo
Unique digits3 of 4
Sequential pairs16, 64, 44
Big/Small bias3 small (0–4) / 1 big (5–9) — leans Small
ParityEven
PrimeNo — 1644 = 2^2 × 3 × 137

iBox / Permutation play — 1644

For an iBox or Permutation bet, your ticket wins if the operator draws any arrangement of the same four digits. The unique arrangements for 1644 are listed below — there are 12 permutations total (repeated digits collapse the 24 possibilities down to 12).

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 1644 by one digit:

Cultural reading of 1644

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.

DigitSoundCommon association
1yat (一)single, the start, certainty
6luk (六)smooth and flowing (similar to 流 lau)
4sei (四)phonetically near 死 (death); generally avoided
4sei (四)phonetically near 死 (death); generally avoided

Combined reading: Contains multiple 4s — phonetic to 死 (si) in Cantonese; many players consider this an unlucky pattern. (Mathematically irrelevant — see the disclaimer below.) Includes 6 (六 luk), commonly associated with smoothness through the homophone 流. The digit sum is 15.

Cultural notes are for entertainment only. 4D numbers are randomly drawn — no digit pattern, palindrome, or folk reading changes a number's probability of winning.

Hot or cold?

1644 has appeared 10 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 1644 ever won?
Yes — 1644 has been recorded as a winning number 10 times across the 10 4D operators 4dcheck tracks.
When was the most recent time 1644 won?
The most recent recorded draw of 1644 was on 2025-11-07 at Grand Dragon Lotto.
Which operator has drawn 1644 most often?
Grand Dragon Lotto has drawn 1644 the most times in our recorded window.
Is 1644 a hot or cold number?
1644 sits on the hotter side of our distribution, with 10 recorded wins. Note this is a backward-looking statistic and does not affect future draw probability.
How many iBox permutations does 1644 have?
1644 has 12 unique 4-digit permutations — listed under the iBox section above. Each one wins if you bet 1644 on a permutation (iBox) play and that arrangement is drawn.
What is the digit sum of 1644?
The digits 1 + 6 + 4 + 4 sum to 15.