Base | Representation |
---|---|
bin | 1100100011000001101… |
… | …00001001111010101010 |
3 | 1112012210120020201002100 |
4 | 12101200310021322222 |
5 | 24030413434430232 |
6 | 530015415314230 |
7 | 43101403105356 |
oct | 6214064117252 |
9 | 1465716221070 |
10 | 431121014442 |
11 | 156923634148 |
12 | 6b67967b976 |
13 | 318680311a1 |
14 | 16c1b45a466 |
15 | b333b59c7c |
hex | 6460d09eaa |
431121014442 has 48 divisors (see below), whose sum is σ = 950428702080. Its totient is φ = 141196779456.
The previous prime is 431121014431. The next prime is 431121014447. The reversal of 431121014442 is 244410121134.
431121014442 is a `hidden beast` number, since 4 + 3 + 1 + 1 + 210 + 1 + 4 + 442 = 666.
It is not an unprimeable number, because it can be changed into a prime (431121014447) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1925503 + ... + 2137709.
It is an arithmetic number, because the mean of its divisors is an integer number (19800597960).
Almost surely, 2431121014442 is an apocalyptic number.
431121014442 is an abundant number, since it is smaller than the sum of its proper divisors (519307687638).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
431121014442 is a wasteful number, since it uses less digits than its factorization.
431121014442 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 214187 (or 214184 counting only the distinct ones).
The product of its (nonzero) digits is 3072, while the sum is 27.
Adding to 431121014442 its reverse (244410121134), we get a palindrome (675531135576).
The spelling of 431121014442 in words is "four hundred thirty-one billion, one hundred twenty-one million, fourteen thousand, four hundred forty-two".
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