Base | Representation |
---|---|
bin | 1110010110000101001110… |
… | …01010101111110100100010 |
3 | 11010200200021101101020112211 |
4 | 13023002213022233310202 |
5 | 13113313222333343320 |
6 | 151031332055312334 |
7 | 6434024415366646 |
oct | 713024712576442 |
9 | 133620241336484 |
10 | 31545044434210 |
11 | a0621a622957a |
12 | 365578367b6aa |
13 | 147a8b9a23908 |
14 | 7b0b07130c26 |
15 | 39a85b93c55a |
hex | 1cb0a72afd22 |
31545044434210 has 32 divisors (see below), whose sum is σ = 57215285753472. Its totient is φ = 12521530170240.
The previous prime is 31545044434201. The next prime is 31545044434217. The reversal of 31545044434210 is 1243444054513.
It is not an unprimeable number, because it can be changed into a prime (31545044434217) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 156689374 + ... + 156890566.
It is an arithmetic number, because the mean of its divisors is an integer number (1787977679796).
Almost surely, 231545044434210 is an apocalyptic number.
31545044434210 is a deficient number, since it is larger than the sum of its proper divisors (25670241319262).
31545044434210 is a wasteful number, since it uses less digits than its factorization.
31545044434210 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 321018.
The product of its (nonzero) digits is 460800, while the sum is 40.
Adding to 31545044434210 its reverse (1243444054513), we get a palindrome (32788488488723).
The spelling of 31545044434210 in words is "thirty-one trillion, five hundred forty-five billion, forty-four million, four hundred thirty-four thousand, two hundred ten".
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