1431 = 1 × 2 × 3 × 4 × 56 + 78 + 9
1431 = 987 + 6 + 5 + 432 + 1
1431 = 0^6 − 1^8 + 2^9 − 3^7 + 4^5 + 5^0 + 6^4 + 7^2 + 8^1 + 9^3
1431 divides 28^13 - 1.
1431 = binomial(53 + 1, 2) is the 53rd triangular number.
Numbers k such that both k+2 and k-2 are prime.
Factors: 1, 3, 9, 27, 53, 159, 477, 1431
Representations, Binary to Hexadecimal:
10110010111_2
1222000_3
112113_4
21211_5
10343_6
4113_7
2627_8
1860_9
1091_11
9b3_12
861_13
743_14
656_15
597_16
<--- --->
Undergraduate Texts in Mathematics
Graduate Studies in Mathematics
