Base | Representation |
---|---|
bin | 11101001001111001… |
… | …001011000010100100 |
3 | 2222210122221010110200 |
4 | 131021321023002210 |
5 | 1003102422322033 |
6 | 22214151550500 |
7 | 2155516551024 |
oct | 351171130244 |
9 | 88718833420 |
10 | 31304495268 |
11 | 123046316a2 |
12 | 609798b430 |
13 | 2c4b7151a7 |
14 | 172d7b9a84 |
15 | c33406013 |
hex | 749e4b0a4 |
31304495268 has 36 divisors (see below), whose sum is σ = 81683417088. Its totient is φ = 10098223920.
The previous prime is 31304495263. The next prime is 31304495297. The reversal of 31304495268 is 86259440313.
31304495268 is a `hidden beast` number, since 3 + 130 + 4 + 495 + 26 + 8 = 666.
It is a tau number, because it is divible by the number of its divisors (36).
It is not an unprimeable number, because it can be changed into a prime (31304495263) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14024196 + ... + 14026427.
It is an arithmetic number, because the mean of its divisors is an integer number (2268983808).
Almost surely, 231304495268 is an apocalyptic number.
It is an amenable number.
31304495268 is an abundant number, since it is smaller than the sum of its proper divisors (50378921820).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31304495268 is a wasteful number, since it uses less digits than its factorization.
31304495268 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28050664 (or 28050659 counting only the distinct ones).
The product of its (nonzero) digits is 622080, while the sum is 45.
The spelling of 31304495268 in words is "thirty-one billion, three hundred four million, four hundred ninety-five thousand, two hundred sixty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •