Base | Representation |
---|---|
bin | 1111110010111… |
… | …10110110011111 |
3 | 100020100011021222 |
4 | 13321132312133 |
5 | 232410242322 |
6 | 21052043555 |
7 | 3166210604 |
oct | 771366637 |
9 | 306304258 |
10 | 132509087 |
11 | 68886047 |
12 | 384635bb |
13 | 215b6859 |
14 | 138546ab |
15 | b976e42 |
hex | 7e5ed9f |
132509087 has 2 divisors, whose sum is σ = 132509088. Its totient is φ = 132509086.
The previous prime is 132509023. The next prime is 132509147. The reversal of 132509087 is 780905231.
It is a strong prime.
It is an emirp because it is prime and its reverse (780905231) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 132509087 - 26 = 132509023 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (132509017) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66254543 + 66254544.
It is an arithmetic number, because the mean of its divisors is an integer number (66254544).
Almost surely, 2132509087 is an apocalyptic number.
132509087 is a deficient number, since it is larger than the sum of its proper divisors (1).
132509087 is an equidigital number, since it uses as much as digits as its factorization.
132509087 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 15120, while the sum is 35.
The square root of 132509087 is about 11511.2591405111. The cubic root of 132509087 is about 509.8180653116.
The spelling of 132509087 in words is "one hundred thirty-two million, five hundred nine thousand, eighty-seven".
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