Base | Representation |
---|---|
bin | 11110001101010… |
… | …11001101010110 |
3 | 122122211110112200 |
4 | 33012223031112 |
5 | 1004333024321 |
6 | 41051225330 |
7 | 6164635041 |
oct | 1706531526 |
9 | 578743480 |
10 | 253408086 |
11 | 120051278 |
12 | 70a48246 |
13 | 40666a19 |
14 | 25925c58 |
15 | 173a8d26 |
hex | f1ab356 |
253408086 has 24 divisors (see below), whose sum is σ = 581348664. Its totient is φ = 79500480.
The previous prime is 253408033. The next prime is 253408093. The reversal of 253408086 is 680804352.
It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.
It is a self number, because there is not a number n which added to its sum of digits gives 253408086.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 413760 + ... + 414371.
It is an arithmetic number, because the mean of its divisors is an integer number (24222861).
Almost surely, 2253408086 is an apocalyptic number.
253408086 is an abundant number, since it is smaller than the sum of its proper divisors (327940578).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
253408086 is a wasteful number, since it uses less digits than its factorization.
253408086 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 828156 (or 828153 counting only the distinct ones).
The product of its (nonzero) digits is 46080, while the sum is 36.
The square root of 253408086 is about 15918.7966253734. The cubic root of 253408086 is about 632.8102273974.
The spelling of 253408086 in words is "two hundred fifty-three million, four hundred eight thousand, eighty-six".
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