Base | Representation |
---|---|
bin | 1101011101111011101… |
… | …1110100000110101000 |
3 | 211010012211001000221220 |
4 | 3113132323310012220 |
5 | 12242323103113202 |
6 | 254142544502040 |
7 | 22500436126443 |
oct | 3273673640650 |
9 | 733184030856 |
10 | 231373488552 |
11 | 8a141336538 |
12 | 38a1261a920 |
13 | 18a8410c89b |
14 | b2acada65a |
15 | 6042957abc |
hex | 35deef41a8 |
231373488552 has 32 divisors (see below), whose sum is σ = 578547468000. Its totient is φ = 77109329984.
The previous prime is 231373488527. The next prime is 231373488571. The reversal of 231373488552 is 255884373132.
It is a junction number, because it is equal to n+sod(n) for n = 231373488495 and 231373488504.
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, 822963 + ... + 1067714.
It is an arithmetic number, because the mean of its divisors is an integer number (18079608375).
Almost surely, 2231373488552 is an apocalyptic number.
It is an amenable number.
231373488552 is an abundant number, since it is smaller than the sum of its proper divisors (347173979448).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
231373488552 is a wasteful number, since it uses less digits than its factorization.
231373488552 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1895785 (or 1895781 counting only the distinct ones).
The product of its digits is 4838400, while the sum is 51.
The spelling of 231373488552 in words is "two hundred thirty-one billion, three hundred seventy-three million, four hundred eighty-eight thousand, five hundred fifty-two".
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