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52132656 = 2431957163
BaseRepresentation
bin1100011011011…
…1101100110000
310122002121120010
43012313230300
5101321221111
65101214520
71202056152
oct306675460
9118077503
1052132656
1127478044
1215561440
13aa54034
146cd0ad2
15489baa6
hex31b7b30

52132656 has 40 divisors (see below), whose sum is σ = 141766720. Its totient is φ = 16462656.

The previous prime is 52132643. The next prime is 52132699. The reversal of 52132656 is 65623125.

It is a super-2 number, since 2×521326562 = 5435627643228672, which contains 22 as substring.

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, 27670 + ... + 29493.

It is an arithmetic number, because the mean of its divisors is an integer number (3544168).

Almost surely, 252132656 is an apocalyptic number.

It is an amenable number.

52132656 is an abundant number, since it is smaller than the sum of its proper divisors (89634064).

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

52132656 is a wasteful number, since it uses less digits than its factorization.

52132656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57193 (or 57187 counting only the distinct ones).

The product of its digits is 10800, while the sum is 30.

The square root of 52132656 is about 7220.2947308264. The cubic root of 52132656 is about 373.5682435977.

The spelling of 52132656 in words is "fifty-two million, one hundred thirty-two thousand, six hundred fifty-six".

Divisors: 1 2 3 4 6 8 12 16 19 24 38 48 57 76 114 152 228 304 456 912 57163 114326 171489 228652 342978 457304 685956 914608 1086097 1371912 2172194 2743824 3258291 4344388 6516582 8688776 13033164 17377552 26066328 52132656