Base | Representation |
---|---|
bin | 11101000100000111… |
… | …111001011011111000 |
3 | 2222112220210000101100 |
4 | 131010013321123320 |
5 | 1002403132121044 |
6 | 22200413051400 |
7 | 2153233001565 |
oct | 350407713370 |
9 | 88486700340 |
10 | 31207692024 |
11 | 12264a23a13 |
12 | 606b486b60 |
13 | 2c34650772 |
14 | 17209bb86c |
15 | c29b83869 |
hex | 7441f96f8 |
31207692024 has 48 divisors (see below), whose sum is σ = 84571086600. Its totient is φ = 10396378944.
The previous prime is 31207691993. The next prime is 31207692037. The reversal of 31207692024 is 42029670213.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a self number, because there is not a number n which added to its sum of digits gives 31207692024.
It is a congruent number.
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 11 ways as a sum of consecutive naturals, for example, 6114 + ... + 249905.
Almost surely, 231207692024 is an apocalyptic number.
It is an amenable number.
31207692024 is an abundant number, since it is smaller than the sum of its proper divisors (53363394576).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31207692024 is a wasteful number, since it uses less digits than its factorization.
31207692024 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 257724 (or 257717 counting only the distinct ones).
The product of its (nonzero) digits is 36288, while the sum is 36.
The spelling of 31207692024 in words is "thirty-one billion, two hundred seven million, six hundred ninety-two thousand, twenty-four".
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