Base | Representation |
---|---|
bin | 1110001100000010111101… |
… | …10000111010110000001010 |
3 | 11002110201020211112221121101 |
4 | 13012001132300322300022 |
5 | 13042141033433220020 |
6 | 150205104443132014 |
7 | 6400066561650115 |
oct | 706013660726012 |
9 | 132421224487541 |
10 | 31200232320010 |
11 | 9a39a42835656 |
12 | 35ba99281400a |
13 | 1454227bb9200 |
14 | 79c1566ab57c |
15 | 3918ca0a500a |
hex | 1c605ec3ac0a |
31200232320010 has 192 divisors, whose sum is σ = 65626852147200. Its totient is φ = 10636083634176.
The previous prime is 31200232319999. The next prime is 31200232320053. The reversal of 31200232320010 is 1002323200213.
It is a self number, because there is not a number n which added to its sum of digits gives 31200232320010.
It is an unprimeable number.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 324687151 + ... + 324783229.
It is an arithmetic number, because the mean of its divisors is an integer number (341806521600).
Almost surely, 231200232320010 is an apocalyptic number.
31200232320010 is an abundant number, since it is smaller than the sum of its proper divisors (34426619827190).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31200232320010 is a wasteful number, since it uses less digits than its factorization.
31200232320010 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 96345 (or 96332 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 19.
Adding to 31200232320010 its reverse (1002323200213), we get a palindrome (32202555520223).
The spelling of 31200232320010 in words is "thirty-one trillion, two hundred billion, two hundred thirty-two million, three hundred twenty thousand, ten".
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