Base | Representation |
---|---|
bin | 1100001110011… |
… | …01101111000100 |
3 | 21010222022102012 |
4 | 12013031233010 |
5 | 202223221224 |
6 | 14102033352 |
7 | 2353461620 |
oct | 607155704 |
9 | 233868365 |
10 | 102554564 |
11 | 52986842 |
12 | 2a418858 |
13 | 18329498 |
14 | d898180 |
15 | 900b80e |
hex | 61cdbc4 |
102554564 has 24 divisors (see below), whose sum is σ = 209475840. Its totient is φ = 43016256.
The previous prime is 102554563. The next prime is 102554581. The reversal of 102554564 is 465455201.
It is a self number, because there is not a number n which added to its sum of digits gives 102554564.
It is not an unprimeable number, because it can be changed into a prime (102554563) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37649 + ... + 40280.
It is an arithmetic number, because the mean of its divisors is an integer number (8728160).
Almost surely, 2102554564 is an apocalyptic number.
102554564 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
102554564 is an abundant number, since it is smaller than the sum of its proper divisors (106921276).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
102554564 is a wasteful number, since it uses less digits than its factorization.
102554564 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 77987 (or 77985 counting only the distinct ones).
The product of its (nonzero) digits is 24000, while the sum is 32.
The square root of 102554564 is about 10126.9227310176. The cubic root of 102554564 is about 468.0781092995.
The spelling of 102554564 in words is "one hundred two million, five hundred fifty-four thousand, five hundred sixty-four".
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