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52049907 = 3273131297
BaseRepresentation
bin1100011010001…
…1011111110011
310121221102001100
43012203133303
5101311044112
65055335443
71201263000
oct306433763
9117842040
1052049907
1127420958
1215521583
13aa25480
146cac8a7
1548822dc
hex31a37f3

52049907 has 48 divisors (see below), whose sum is σ = 94494400. Its totient is φ = 27433728.

The previous prime is 52049857. The next prime is 52049923. The reversal of 52049907 is 70994025.

52049907 is a `hidden beast` number, since 520 + 49 + 90 + 7 = 666.

It is not a de Polignac number, because 52049907 - 212 = 52045811 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52049957) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 39483 + ... + 40779.

Almost surely, 252049907 is an apocalyptic number.

52049907 is a deficient number, since it is larger than the sum of its proper divisors (42444493).

52049907 is a wasteful number, since it uses less digits than its factorization.

52049907 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1337 (or 1320 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 36.

The square root of 52049907 is about 7214.5621488764. The cubic root of 52049907 is about 373.3704867538.

The spelling of 52049907 in words is "fifty-two million, forty-nine thousand, nine hundred seven".

Divisors: 1 3 7 9 13 21 39 49 63 91 117 147 273 343 441 637 819 1029 1297 1911 3087 3891 4459 5733 9079 11673 13377 16861 27237 40131 50583 63553 81711 118027 151749 190659 354081 444871 571977 826189 1062243 1334613 2478567 4003839 5783323 7435701 17349969 52049907