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52231960 = 23511118709
BaseRepresentation
bin1100011100111…
…1111100011000
310122021122210001
43013033330120
5101332410320
65103302344
71202651524
oct307177430
9118248701
1052231960
1127535710
12155aa9b4
13aa8a2b1
146d18d84
1548bb20a
hex31cff18

52231960 has 32 divisors (see below), whose sum is σ = 128206800. Its totient is φ = 18993280.

The previous prime is 52231937. The next prime is 52231979. The reversal of 52231960 is 6913225.

It is a zygodrome in base 2.

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, 58915 + ... + 59794.

Almost surely, 252231960 is an apocalyptic number.

It is an amenable number.

52231960 is an abundant number, since it is smaller than the sum of its proper divisors (75974840).

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

52231960 is a wasteful number, since it uses less digits than its factorization.

52231960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118731 (or 118727 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 52231960 is about 7227.1681867797. The cubic root of 52231960 is about 373.8052881823.

The spelling of 52231960 in words is "fifty-two million, two hundred thirty-one thousand, nine hundred sixty".

Divisors: 1 2 4 5 8 10 11 20 22 40 44 55 88 110 220 440 118709 237418 474836 593545 949672 1187090 1305799 2374180 2611598 4748360 5223196 6528995 10446392 13057990 26115980 52231960