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76131 = 3211769
BaseRepresentation
bin10010100101100011
310212102200
4102211203
54414011
61344243
7434646
oct224543
9125380
1076131
1152220
1238083
1328863
141da5d
1517856
hex12963

76131 has 12 divisors (see below), whose sum is σ = 120120. Its totient is φ = 46080.

The previous prime is 76129. The next prime is 76147. The reversal of 76131 is 13167.

76131 is nontrivially palindromic in base 12.

It is not a de Polignac number, because 76131 - 21 = 76129 is a prime.

It is a super-2 number, since 2×761312 = 11591858322, which contains 22 as substring.

It is a nialpdrome in base 11.

It is not an unprimeable number, because it can be changed into a prime (76031) 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, 286 + ... + 483.

It is an arithmetic number, because the mean of its divisors is an integer number (10010).

276131 is an apocalyptic number.

76131 is a deficient number, since it is larger than the sum of its proper divisors (43989).

76131 is a wasteful number, since it uses less digits than its factorization.

76131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 786 (or 783 counting only the distinct ones).

The product of its digits is 126, while the sum is 18.

The square root of 76131 is about 275.9184662178. The cubic root of 76131 is about 42.3825592800.

Adding to 76131 its reverse (13167), we get a palindrome (89298).

The spelling of 76131 in words is "seventy-six thousand, one hundred thirty-one".

Divisors: 1 3 9 11 33 99 769 2307 6921 8459 25377 76131