Base | Representation |
---|---|
bin | 1100001100011… |
… | …00001000101000 |
3 | 21010110122211100 |
4 | 12012030020220 |
5 | 202141121424 |
6 | 14052201400 |
7 | 2351262342 |
oct | 606141050 |
9 | 233418740 |
10 | 102285864 |
11 | 5281297a |
12 | 2a309260 |
13 | 182640a5 |
14 | d828292 |
15 | 8ea6dc9 |
hex | 618c228 |
102285864 has 48 divisors (see below), whose sum is σ = 285966720. Its totient is φ = 32994720.
The previous prime is 102285847. The next prime is 102285893. The reversal of 102285864 is 468582201.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20682 + ... + 25145.
It is an arithmetic number, because the mean of its divisors is an integer number (5957640).
Almost surely, 2102285864 is an apocalyptic number.
It is an amenable number.
102285864 is an abundant number, since it is smaller than the sum of its proper divisors (183680856).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
102285864 is a wasteful number, since it uses less digits than its factorization.
102285864 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 45870 (or 45863 counting only the distinct ones).
The product of its (nonzero) digits is 30720, while the sum is 36.
The square root of 102285864 is about 10113.6474132728. The cubic root of 102285864 is about 467.6689528222.
The spelling of 102285864 in words is "one hundred two million, two hundred eighty-five thousand, eight hundred sixty-four".
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