Base | Representation |
---|---|
bin | 11100111101010101… |
… | …101101110000101000 |
3 | 2222020222121110000000 |
4 | 130331111231300220 |
5 | 1002140012424304 |
6 | 22141225343000 |
7 | 2150351365005 |
oct | 347525556050 |
9 | 88228543000 |
10 | 31093873704 |
11 | 12206754593 |
12 | 6039337a60 |
13 | 2c16bac44a |
14 | 170d8308ac |
15 | c1eb9e939 |
hex | 73d56dc28 |
31093873704 has 128 divisors (see below), whose sum is σ = 90260352000. Its totient is φ = 10030106880.
The previous prime is 31093873639. The next prime is 31093873751. The reversal of 31093873704 is 40737839013.
It is a self number, because there is not a number n which added to its sum of digits gives 31093873704.
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 31 ways as a sum of consecutive naturals, for example, 513712 + ... + 571040.
It is an arithmetic number, because the mean of its divisors is an integer number (705159000).
Almost surely, 231093873704 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 31093873704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45130176000).
31093873704 is an abundant number, since it is smaller than the sum of its proper divisors (59166478296).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31093873704 is an equidigital number, since it uses as much as digits as its factorization.
31093873704 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 57387 (or 57365 counting only the distinct ones).
The product of its (nonzero) digits is 381024, while the sum is 45.
The spelling of 31093873704 in words is "thirty-one billion, ninety-three million, eight hundred seventy-three thousand, seven hundred four".
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