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64114525 = 523769313
BaseRepresentation
bin1111010010010…
…0111101011101
311110122100121001
43310210331131
5112403131100
610210110301
71405651546
oct364447535
9143570531
1064114525
1133211212
121957b391
131038a9b7
14872d4cd
155966d6a
hex3d24f5d

64114525 has 12 divisors (see below), whose sum is σ = 81651892. Its totient is φ = 49904640.

The previous prime is 64114517. The next prime is 64114537. The reversal of 64114525 is 52541146.

It can be written as a sum of positive squares in 6 ways, for example, as 11276164 + 52838361 = 3358^2 + 7269^2 .

It is not a de Polignac number, because 64114525 - 23 = 64114517 is a prime.

It is a super-2 number, since 2×641145252 = 8221344631951250, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 64114493 and 64114502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 33732 + ... + 35581.

Almost surely, 264114525 is an apocalyptic number.

It is an amenable number.

64114525 is a deficient number, since it is larger than the sum of its proper divisors (17537367).

64114525 is a wasteful number, since it uses less digits than its factorization.

64114525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69360 (or 69355 counting only the distinct ones).

The product of its digits is 4800, while the sum is 28.

The square root of 64114525 is about 8007.1546132194. The cubic root of 64114525 is about 400.2384515739.

The spelling of 64114525 in words is "sixty-four million, one hundred fourteen thousand, five hundred twenty-five".

Divisors: 1 5 25 37 185 925 69313 346565 1732825 2564581 12822905 64114525