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20088952 = 2313193163
BaseRepresentation
bin100110010100…
…0100001111000
31101210121212021
41030220201320
520120321302
61554324224
7332516242
oct114504170
941717767
1020088952
1110381144
126889674
134214a70
14294d092
151b6c437
hex1328878

20088952 has 16 divisors (see below), whose sum is σ = 40564440. Its totient is φ = 9271776.

The previous prime is 20088949. The next prime is 20088983. The reversal of 20088952 is 25988002.

It is a congruent number.

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, 96478 + ... + 96685.

Almost surely, 220088952 is an apocalyptic number.

It is an amenable number.

20088952 is an abundant number, since it is smaller than the sum of its proper divisors (20475488).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20088952 is a wasteful number, since it uses less digits than its factorization.

20088952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193182 (or 193178 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 34.

The square root of 20088952 is about 4482.0700574623. The cubic root of 20088952 is about 271.8435879858.

The spelling of 20088952 in words is "twenty million, eighty-eight thousand, nine hundred fifty-two".

Divisors: 1 2 4 8 13 26 52 104 193163 386326 772652 1545304 2511119 5022238 10044476 20088952