Base | Representation |
---|---|
bin | 1001000110010… |
… | …11100001111011 |
3 | 12022122000121221 |
4 | 10203023201323 |
5 | 124020044011 |
6 | 11324012511 |
7 | 1614542512 |
oct | 443134173 |
9 | 168560557 |
10 | 76331131 |
11 | 3a0a5788 |
12 | 21691137 |
13 | 12a77466 |
14 | a1cd679 |
15 | 6a7b971 |
hex | 48cb87b |
76331131 has 2 divisors, whose sum is σ = 76331132. Its totient is φ = 76331130.
The previous prime is 76331051. The next prime is 76331141. The reversal of 76331131 is 13113367.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-76331131 is a prime.
It is a super-2 number, since 2×763311312 = 11652883119478322, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 76331096 and 76331105.
It is not a weakly prime, because it can be changed into another prime (76331141) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38165565 + 38165566.
It is an arithmetic number, because the mean of its divisors is an integer number (38165566).
Almost surely, 276331131 is an apocalyptic number.
76331131 is a deficient number, since it is larger than the sum of its proper divisors (1).
76331131 is an equidigital number, since it uses as much as digits as its factorization.
76331131 is an evil number, because the sum of its binary digits is even.
The product of its digits is 1134, while the sum is 25.
The square root of 76331131 is about 8736.7689107587. The cubic root of 76331131 is about 424.1966480575.
Adding to 76331131 its reverse (13113367), we get a palindrome (89444498).
The spelling of 76331131 in words is "seventy-six million, three hundred thirty-one thousand, one hundred thirty-one".
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