Base | Representation |
---|---|
bin | 11101100010000111… |
… | …010101110010010100 |
3 | 10000211222120201111022 |
4 | 131202013111302110 |
5 | 1004420440044414 |
6 | 22322345500312 |
7 | 2201552612060 |
oct | 354207256224 |
9 | 100758521438 |
10 | 31710862484 |
11 | 124a2a56374 |
12 | 618baa1698 |
13 | 2cb4975972 |
14 | 176b75aaa0 |
15 | c58e2618e |
hex | 7621d5c94 |
31710862484 has 48 divisors (see below), whose sum is σ = 67240067328. Its totient is φ = 12774240768.
The previous prime is 31710862451. The next prime is 31710862549. The reversal of 31710862484 is 48426801713.
It is a congruent number.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 324857 + ... + 411039.
It is an arithmetic number, because the mean of its divisors is an integer number (1400834736).
Almost surely, 231710862484 is an apocalyptic number.
31710862484 is a gapful number since it is divisible by the number (34) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 31710862484, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33620033664).
31710862484 is an abundant number, since it is smaller than the sum of its proper divisors (35529204844).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31710862484 is a wasteful number, since it uses less digits than its factorization.
31710862484 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 86984 (or 86982 counting only the distinct ones).
The product of its (nonzero) digits is 258048, while the sum is 44.
The spelling of 31710862484 in words is "thirty-one billion, seven hundred ten million, eight hundred sixty-two thousand, four hundred eighty-four".
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