Base | Representation |
---|---|
bin | 100110011101… |
… | …1001000100000 |
3 | 1101221111101111 |
4 | 1030323020200 |
5 | 20130241102 |
6 | 2000113104 |
7 | 333254350 |
oct | 114731040 |
9 | 41844344 |
10 | 20165152 |
11 | 10423417 |
12 | 6905794 |
13 | 4240657 |
14 | 296cb60 |
15 | 1b84cd7 |
hex | 133b220 |
20165152 has 24 divisors (see below), whose sum is σ = 45372096. Its totient is φ = 8642112.
The previous prime is 20165149. The next prime is 20165161. The reversal of 20165152 is 25156102.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44788 + ... + 45235.
It is an arithmetic number, because the mean of its divisors is an integer number (1890504).
Almost surely, 220165152 is an apocalyptic number.
It is an amenable number.
20165152 is an abundant number, since it is smaller than the sum of its proper divisors (25206944).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20165152 is an equidigital number, since it uses as much as digits as its factorization.
20165152 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 90040 (or 90032 counting only the distinct ones).
The product of its (nonzero) digits is 600, while the sum is 22.
The square root of 20165152 is about 4490.5625482783. The cubic root of 20165152 is about 272.1868669773.
The spelling of 20165152 in words is "twenty million, one hundred sixty-five thousand, one hundred fifty-two".
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