Base | Representation |
---|---|
bin | 1100100010111000001… |
… | …11001111110000110000 |
3 | 1112012121001211010010221 |
4 | 12101130013033300300 |
5 | 24030233241224130 |
6 | 530003520502424 |
7 | 43066424451421 |
oct | 6213407176060 |
9 | 1465531733127 |
10 | 431042133040 |
11 | 156893057402 |
12 | 6b65717aa14 |
13 | 318548a2cbc |
14 | 16c10ba5648 |
15 | b32bc7787a |
hex | 645c1cfc30 |
431042133040 has 20 divisors (see below), whose sum is σ = 1002172959504. Its totient is φ = 172416853184.
The previous prime is 431042133031. The next prime is 431042133059. The reversal of 431042133040 is 40331240134.
It is a tau number, because it is divible by the number of its divisors (20).
It is a junction number, because it is equal to n+sod(n) for n = 431042132996 and 431042133014.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2694013252 + ... + 2694013411.
Almost surely, 2431042133040 is an apocalyptic number.
431042133040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
431042133040 is an abundant number, since it is smaller than the sum of its proper divisors (571130826464).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
431042133040 is a wasteful number, since it uses less digits than its factorization.
431042133040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5388026676 (or 5388026670 counting only the distinct ones).
The product of its (nonzero) digits is 3456, while the sum is 25.
Adding to 431042133040 its reverse (40331240134), we get a palindrome (471373373174).
The spelling of 431042133040 in words is "four hundred thirty-one billion, forty-two million, one hundred thirty-three thousand, forty".
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