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52372408 = 2311595141
BaseRepresentation
bin1100011111001…
…0001110111000
310122112210102211
43013302032320
5101401404113
65110304504
71204105144
oct307621670
9118483384
1052372408
1127621190
1215658134
13ab091ba
146d54224
1548e7b3d
hex31f23b8

52372408 has 16 divisors (see below), whose sum is σ = 107125560. Its totient is φ = 23805600.

The previous prime is 52372399. The next prime is 52372421. The reversal of 52372408 is 80427325.

It is a self number, because there is not a number n which added to its sum of digits gives 52372408.

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, 297483 + ... + 297658.

Almost surely, 252372408 is an apocalyptic number.

It is an amenable number.

52372408 is an abundant number, since it is smaller than the sum of its proper divisors (54753152).

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

52372408 is a wasteful number, since it uses less digits than its factorization.

52372408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 595158 (or 595154 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 31.

The square root of 52372408 is about 7236.8783325409. The cubic root of 52372408 is about 374.1400335428.

The spelling of 52372408 in words is "fifty-two million, three hundred seventy-two thousand, four hundred eight".

Divisors: 1 2 4 8 11 22 44 88 595141 1190282 2380564 4761128 6546551 13093102 26186204 52372408