Base | Representation |
---|---|
bin | 11100111000100111… |
… | …111001111001000000 |
3 | 2222001110201211210010 |
4 | 130320213321321000 |
5 | 1002004234142104 |
6 | 22125321504520 |
7 | 2145401034606 |
oct | 347047717100 |
9 | 88043654703 |
10 | 31014755904 |
11 | 12176026180 |
12 | 6016942140 |
13 | 2c0369a792 |
14 | 1703117876 |
15 | c17c72489 |
hex | 7389f9e40 |
31014755904 has 224 divisors, whose sum is σ = 93646264320. Its totient is φ = 8967270400.
The previous prime is 31014755879. The next prime is 31014755917. The reversal of 31014755904 is 40955741013.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 36965917 + ... + 36966755.
It is an arithmetic number, because the mean of its divisors is an integer number (418063680).
Almost surely, 231014755904 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 31014755904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46823132160).
31014755904 is an abundant number, since it is smaller than the sum of its proper divisors (62631508416).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31014755904 is a wasteful number, since it uses less digits than its factorization.
31014755904 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1649 (or 1639 counting only the distinct ones).
The product of its (nonzero) digits is 75600, while the sum is 39.
The spelling of 31014755904 in words is "thirty-one billion, fourteen million, seven hundred fifty-five thousand, nine hundred four".
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