Base | Representation |
---|---|
bin | 11100111001010110… |
… | …001111110101110000 |
3 | 2222002022121001102121 |
4 | 130321112033311300 |
5 | 1002020341420212 |
6 | 22130434124024 |
7 | 2145606223216 |
oct | 347126176560 |
9 | 88068531377 |
10 | 31026904432 |
11 | 12181973587 |
12 | 601aa20614 |
13 | 2c06062264 |
14 | 170499acb6 |
15 | c18d71d07 |
hex | 73958fd70 |
31026904432 has 20 divisors (see below), whose sum is σ = 60203971600. Its totient is φ = 15490395648.
The previous prime is 31026904429. The next prime is 31026904463. The reversal of 31026904432 is 23440962013.
It is a happy number.
It is a super-2 number, since 2×310269044322 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
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, 1429932 + ... + 1451467.
It is an arithmetic number, because the mean of its divisors is an integer number (3010198580).
Almost surely, 231026904432 is an apocalyptic number.
It is an amenable number.
31026904432 is a deficient number, since it is larger than the sum of its proper divisors (29177067168).
31026904432 is a wasteful number, since it uses less digits than its factorization.
31026904432 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2882080 (or 2882074 counting only the distinct ones).
The product of its (nonzero) digits is 31104, while the sum is 34.
The spelling of 31026904432 in words is "thirty-one billion, twenty-six million, nine hundred four thousand, four hundred thirty-two".
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