Base | Representation |
---|---|
bin | 11101000110110110… |
… | …101001100001000000 |
3 | 2222200002222101212201 |
4 | 131012312221201000 |
5 | 1003001344031031 |
6 | 22205131002544 |
7 | 2154330245452 |
oct | 350666514100 |
9 | 88602871781 |
10 | 31253502016 |
11 | 12288872710 |
12 | 6082899454 |
13 | 2c40c9c979 |
14 | 1726b042d2 |
15 | c2dbd1d61 |
hex | 746da9840 |
31253502016 has 112 divisors (see below), whose sum is σ = 69879179520. Its totient is φ = 13746360320.
The previous prime is 31253501989. The next prime is 31253502023. The reversal of 31253502016 is 61020535213.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2939526 + ... + 2950138.
Almost surely, 231253502016 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 31253502016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34939589760).
31253502016 is an abundant number, since it is smaller than the sum of its proper divisors (38625677504).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31253502016 is a wasteful number, since it uses less digits than its factorization.
31253502016 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10772 (or 10762 counting only the distinct ones).
The product of its (nonzero) digits is 5400, while the sum is 28.
The spelling of 31253502016 in words is "thirty-one billion, two hundred fifty-three million, five hundred two thousand, sixteen".
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