Base | Representation |
---|---|
bin | 1111110100111… |
… | …11111111111011 |
3 | 100020211201100002 |
4 | 13322133333323 |
5 | 232442312211 |
6 | 21101503215 |
7 | 3201401561 |
oct | 772377773 |
9 | 306751302 |
10 | 132775931 |
11 | 68a48582 |
12 | 38571b0b |
13 | 2167b152 |
14 | 138c3a31 |
15 | b9cb03b |
hex | 7e9fffb |
132775931 has 2 divisors, whose sum is σ = 132775932. Its totient is φ = 132775930.
The previous prime is 132775927. The next prime is 132775957. The reversal of 132775931 is 139577231.
It is a weak prime.
It is an emirp because it is prime and its reverse (139577231) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 132775931 - 22 = 132775927 is a prime.
It is a super-2 number, since 2×1327759312 = 35258895705833522, which contains 22 as substring.
It is equal to p7526585 and since 132775931 and 7526585 have the same sum of digits, it is a Honaker prime.
It is not a weakly prime, because it can be changed into another prime (132775991) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66387965 + 66387966.
It is an arithmetic number, because the mean of its divisors is an integer number (66387966).
Almost surely, 2132775931 is an apocalyptic number.
132775931 is a deficient number, since it is larger than the sum of its proper divisors (1).
132775931 is an equidigital number, since it uses as much as digits as its factorization.
132775931 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 39690, while the sum is 38.
The square root of 132775931 is about 11522.8438764048. The cubic root of 132775931 is about 510.1600561328.
The spelling of 132775931 in words is "one hundred thirty-two million, seven hundred seventy-five thousand, nine hundred thirty-one".
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