Base | Representation |
---|---|
bin | 11100111001101101… |
… | …100011001110001100 |
3 | 2222002202002101222202 |
4 | 130321231203032030 |
5 | 1002023422410012 |
6 | 22131213101032 |
7 | 2146012154642 |
oct | 347155431614 |
9 | 88082071882 |
10 | 31033013132 |
11 | 121853660a0 |
12 | 6020a87778 |
13 | 2c073c0884 |
14 | 170570b192 |
15 | c1967bcc2 |
hex | 739b6338c |
31033013132 has 24 divisors (see below), whose sum is σ = 60079283712. Its totient is φ = 13907238800.
The previous prime is 31033013057. The next prime is 31033013159. The reversal of 31033013132 is 23131033013.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4963748 + ... + 4969995.
It is an arithmetic number, because the mean of its divisors is an integer number (2503303488).
Almost surely, 231033013132 is an apocalyptic number.
It is an amenable number.
31033013132 is a deficient number, since it is larger than the sum of its proper divisors (29046270580).
31033013132 is a wasteful number, since it uses less digits than its factorization.
31033013132 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9933829 (or 9933827 counting only the distinct ones).
The product of its (nonzero) digits is 486, while the sum is 20.
Adding to 31033013132 its reverse (23131033013), we get a palindrome (54164046145).
The spelling of 31033013132 in words is "thirty-one billion, thirty-three million, thirteen thousand, one hundred thirty-two".
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