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76132161 = 3271208447
BaseRepresentation
bin1001000100110…
…10111101000001
312022020220200200
410202122331001
5123442212121
611315435413
71613053440
oct442327501
9168226620
1076132161
1139a7a246
12215b5b69
1312a07a21
14a17ad57
156a3ca26
hex489af41

76132161 has 12 divisors (see below), whose sum is σ = 125678592. Its totient is φ = 43504056.

The previous prime is 76132159. The next prime is 76132169. The reversal of 76132161 is 16123167.

It is not a de Polignac number, because 76132161 - 21 = 76132159 is a prime.

It is a super-2 number, since 2×761321612 = 11592211877059842, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (76132169) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 604161 + ... + 604286.

It is an arithmetic number, because the mean of its divisors is an integer number (10473216).

Almost surely, 276132161 is an apocalyptic number.

It is an amenable number.

76132161 is a deficient number, since it is larger than the sum of its proper divisors (49546431).

76132161 is a wasteful number, since it uses less digits than its factorization.

76132161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1208460 (or 1208457 counting only the distinct ones).

The product of its digits is 1512, while the sum is 27.

The square root of 76132161 is about 8725.3745478346. The cubic root of 76132161 is about 423.8277472402.

The spelling of 76132161 in words is "seventy-six million, one hundred thirty-two thousand, one hundred sixty-one".

Divisors: 1 3 7 9 21 63 1208447 3625341 8459129 10876023 25377387 76132161