Base | Representation |
---|---|
bin | 10000001111100… |
… | …001100100110001 |
3 | 200222202200202212 |
4 | 100033201210301 |
5 | 1024230131022 |
6 | 43012421505 |
7 | 6516153422 |
oct | 2017414461 |
9 | 628680685 |
10 | 272505137 |
11 | 12a905163 |
12 | 77317895 |
13 | 445c2158 |
14 | 28297649 |
15 | 18dcc3e2 |
hex | 103e1931 |
272505137 has 2 divisors, whose sum is σ = 272505138. Its totient is φ = 272505136.
The previous prime is 272505119. The next prime is 272505151. The reversal of 272505137 is 731505272.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 165920161 + 106584976 = 12881^2 + 10324^2 .
It is a cyclic number.
It is not a de Polignac number, because 272505137 - 26 = 272505073 is a prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (272505157) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 136252568 + 136252569.
It is an arithmetic number, because the mean of its divisors is an integer number (136252569).
Almost surely, 2272505137 is an apocalyptic number.
It is an amenable number.
272505137 is a deficient number, since it is larger than the sum of its proper divisors (1).
272505137 is an equidigital number, since it uses as much as digits as its factorization.
272505137 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 14700, while the sum is 32.
The square root of 272505137 is about 16507.7296137294. The cubic root of 272505137 is about 648.3232023641.
The spelling of 272505137 in words is "two hundred seventy-two million, five hundred five thousand, one hundred thirty-seven".
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