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52195164 = 2237621371
BaseRepresentation
bin1100011100011…
…0111101011100
310122012210022020
43013012331130
5101330221124
65102420140
71202436330
oct307067534
9118183266
1052195164
112750aaaa
1215591650
13aa76618
146d097c0
1548b0379
hex31c6f5c

52195164 has 24 divisors (see below), whose sum is σ = 139187328. Its totient is φ = 14912880.

The previous prime is 52195141. The next prime is 52195177. The reversal of 52195164 is 46159125.

It is a congruent number.

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, 310602 + ... + 310769.

It is an arithmetic number, because the mean of its divisors is an integer number (5799472).

Almost surely, 252195164 is an apocalyptic number.

It is an amenable number.

52195164 is an abundant number, since it is smaller than the sum of its proper divisors (86992164).

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

52195164 is a wasteful number, since it uses less digits than its factorization.

52195164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 621385 (or 621383 counting only the distinct ones).

The product of its digits is 10800, while the sum is 33.

The square root of 52195164 is about 7224.6220662399. The cubic root of 52195164 is about 373.7174889973.

The spelling of 52195164 in words is "fifty-two million, one hundred ninety-five thousand, one hundred sixty-four".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 621371 1242742 1864113 2485484 3728226 4349597 7456452 8699194 13048791 17398388 26097582 52195164