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52677261 = 3271364319
BaseRepresentation
bin1100100011110…
…0101010001101
310200010021121200
43020330222031
5101441133021
65121020113
71206515010
oct310745215
9120107550
1052677261
112780a22a
1215784639
13abb4ba0
146dd3377
154958126
hex323ca8d

52677261 has 24 divisors (see below), whose sum is σ = 93649920. Its totient is φ = 27785376.

The previous prime is 52677241. The next prime is 52677263. The reversal of 52677261 is 16277625.

52677261 is a `hidden beast` number, since 526 + 7 + 72 + 61 = 666.

52677261 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 52677261 - 26 = 52677197 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52677263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 31341 + ... + 32978.

It is an arithmetic number, because the mean of its divisors is an integer number (3902080).

Almost surely, 252677261 is an apocalyptic number.

It is an amenable number.

52677261 is a deficient number, since it is larger than the sum of its proper divisors (40972659).

52677261 is a wasteful number, since it uses less digits than its factorization.

52677261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64345 (or 64342 counting only the distinct ones).

The product of its digits is 35280, while the sum is 36.

The square root of 52677261 is about 7257.9102364248. The cubic root of 52677261 is about 374.8645697623.

The spelling of 52677261 in words is "fifty-two million, six hundred seventy-seven thousand, two hundred sixty-one".

Divisors: 1 3 7 9 13 21 39 63 91 117 273 819 64319 192957 450233 578871 836147 1350699 2508441 4052097 5853029 7525323 17559087 52677261