Base | Representation |
---|---|
bin | 1110000110110011010010… |
… | …11110001011110100010000 |
3 | 11001211111002202112211212012 |
4 | 13003121221132023310100 |
5 | 13031213001433111422 |
6 | 145550222455122052 |
7 | 6351060044556623 |
oct | 703315136136420 |
9 | 131744082484765 |
10 | 31020023332112 |
11 | 997a577531801 |
12 | 358ba7b073328 |
13 | 1440238b916a9 |
14 | 79353cc2ddba |
15 | 38bd7e3694e2 |
hex | 1c366978bd10 |
31020023332112 has 40 divisors (see below), whose sum is σ = 62595030036672. Its totient is φ = 14878275350400.
The previous prime is 31020023332073. The next prime is 31020023332147. The reversal of 31020023332112 is 21123332002013.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 368962814 + ... + 369046877.
Almost surely, 231020023332112 is an apocalyptic number.
It is an amenable number.
31020023332112 is an abundant number, since it is smaller than the sum of its proper divisors (31575006704560).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31020023332112 is a wasteful number, since it uses less digits than its factorization.
31020023332112 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 738009807 (or 738009801 counting only the distinct ones).
The product of its (nonzero) digits is 1296, while the sum is 23.
Adding to 31020023332112 its reverse (21123332002013), we get a palindrome (52143355334125).
The spelling of 31020023332112 in words is "thirty-one trillion, twenty billion, twenty-three million, three hundred thirty-two thousand, one hundred twelve".
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