Base | Representation |
---|---|
bin | 110000111011000110… |
… | …101001011011101110 |
3 | 12000120222201202022102 |
4 | 300323012221123232 |
5 | 1330040442041440 |
6 | 40044342015102 |
7 | 3536525611463 |
oct | 607306513356 |
9 | 160528652272 |
10 | 52531205870 |
11 | 20307550530 |
12 | a220717492 |
13 | 4c522a6c90 |
14 | 278498566a |
15 | 1576bd6b15 |
hex | c3b1a96ee |
52531205870 has 32 divisors (see below), whose sum is σ = 111086972640. Its totient is φ = 17632851840.
The previous prime is 52531205851. The next prime is 52531205887. The reversal of 52531205870 is 7850213525.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18366125 + ... + 18368984.
It is an arithmetic number, because the mean of its divisors is an integer number (3471467895).
Almost surely, 252531205870 is an apocalyptic number.
52531205870 is an abundant number, since it is smaller than the sum of its proper divisors (58555766770).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52531205870 is a wasteful number, since it uses less digits than its factorization.
52531205870 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 36735140.
The product of its (nonzero) digits is 84000, while the sum is 38.
The spelling of 52531205870 in words is "fifty-two billion, five hundred thirty-one million, two hundred five thousand, eight hundred seventy".
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