Base | Representation |
---|---|
bin | 11111111101000… |
… | …01011010111001 |
3 | 200200101020210211 |
4 | 33332201122321 |
5 | 1022110014212 |
6 | 42333111121 |
7 | 6433241134 |
oct | 1776413271 |
9 | 620336724 |
10 | 268048057 |
11 | 128340522 |
12 | 759284a1 |
13 | 436c1524 |
14 | 2785721b |
15 | 187eb9a7 |
hex | ffa16b9 |
268048057 has 2 divisors, whose sum is σ = 268048058. Its totient is φ = 268048056.
The previous prime is 268048021. The next prime is 268048069. The reversal of 268048057 is 750840862.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 268009641 + 38416 = 16371^2 + 196^2 .
It is a cyclic number.
It is not a de Polignac number, because 268048057 - 27 = 268047929 is a prime.
It is a super-2 number, since 2×2680480572 = 143699521722950498, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (268048357) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134024028 + 134024029.
It is an arithmetic number, because the mean of its divisors is an integer number (134024029).
Almost surely, 2268048057 is an apocalyptic number.
It is an amenable number.
268048057 is a deficient number, since it is larger than the sum of its proper divisors (1).
268048057 is an equidigital number, since it uses as much as digits as its factorization.
268048057 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 107520, while the sum is 40.
The square root of 268048057 is about 16372.1732521984. The cubic root of 268048057 is about 644.7691075095.
The spelling of 268048057 in words is "two hundred sixty-eight million, forty-eight thousand, fifty-seven".
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