Base | Representation |
---|---|
bin | 11101000101100110… |
… | …110111101010110100 |
3 | 2222121122121212212212 |
4 | 131011212313222310 |
5 | 1002431020312333 |
6 | 22203102432552 |
7 | 2153654423144 |
oct | 350546675264 |
9 | 88548555785 |
10 | 31232588468 |
11 | 12277a88a94 |
12 | 6077892758 |
13 | 2c398597a3 |
14 | 172401c924 |
15 | c2be50448 |
hex | 7459b7ab4 |
31232588468 has 6 divisors (see below), whose sum is σ = 54657029826. Its totient is φ = 15616294232.
The previous prime is 31232588441. The next prime is 31232588483. The reversal of 31232588468 is 86488523213.
It can be written as a sum of positive squares in only one way, i.e., 29454110884 + 1778477584 = 171622^2 + 42172^2 .
It is a super-2 number, since 2×312325884682 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3904073555 + ... + 3904073562.
It is an arithmetic number, because the mean of its divisors is an integer number (9109504971).
Almost surely, 231232588468 is an apocalyptic number.
It is an amenable number.
31232588468 is a deficient number, since it is larger than the sum of its proper divisors (23424441358).
31232588468 is a wasteful number, since it uses less digits than its factorization.
31232588468 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7808147121 (or 7808147119 counting only the distinct ones).
The product of its digits is 2211840, while the sum is 50.
The spelling of 31232588468 in words is "thirty-one billion, two hundred thirty-two million, five hundred eighty-eight thousand, four hundred sixty-eight".
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