Base | Representation |
---|---|
bin | 11101001001110111… |
… | …010111111111011000 |
3 | 2222210122001012001012 |
4 | 131021313113333120 |
5 | 1003102312232044 |
6 | 22214133513052 |
7 | 2155512546110 |
oct | 351167277730 |
9 | 88718035035 |
10 | 31304024024 |
11 | 1230433a639 |
12 | 60977a2788 |
13 | 2c4b5ab850 |
14 | 172d6d6040 |
15 | c3336159e |
hex | 749dd7fd8 |
31304024024 has 64 divisors (see below), whose sum is σ = 72350456640. Its totient is φ = 12365084160.
The previous prime is 31304023991. The next prime is 31304024033. The reversal of 31304024024 is 42042040313.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 448682 + ... + 513734.
It is an arithmetic number, because the mean of its divisors is an integer number (1130475885).
Almost surely, 231304024024 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 31304024024, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36175228320).
31304024024 is an abundant number, since it is smaller than the sum of its proper divisors (41046432616).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31304024024 is a wasteful number, since it uses less digits than its factorization.
31304024024 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 65740 (or 65736 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 23.
Adding to 31304024024 its reverse (42042040313), we get a palindrome (73346064337).
The spelling of 31304024024 in words is "thirty-one billion, three hundred four million, twenty-four thousand, twenty-four".
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