Base | Representation |
---|---|
bin | 110100000001… |
… | …0001111101000 |
3 | 1220022120101022 |
4 | 1220002033220 |
5 | 23440202133 |
6 | 2412312012 |
7 | 450544460 |
oct | 150021750 |
9 | 56276338 |
10 | 27272168 |
11 | 14437a90 |
12 | 9172608 |
13 | 585b4a1 |
14 | 389cba0 |
15 | 25da998 |
hex | 1a023e8 |
27272168 has 32 divisors (see below), whose sum is σ = 63754560. Its totient is φ = 10625280.
The previous prime is 27272159. The next prime is 27272171. The reversal of 27272168 is 86127272.
It is a super-2 number, since 2×272721682 = 1487542294840448, which contains 22 as substring.
It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21521 + ... + 22752.
It is an arithmetic number, because the mean of its divisors is an integer number (1992330).
Almost surely, 227272168 is an apocalyptic number.
27272168 is a gapful number since it is divisible by the number (28) formed by its first and last digit.
It is an amenable number.
27272168 is an abundant number, since it is smaller than the sum of its proper divisors (36482392).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
27272168 is a wasteful number, since it uses less digits than its factorization.
27272168 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 44297 (or 44293 counting only the distinct ones).
The product of its digits is 18816, while the sum is 35.
The square root of 27272168 is about 5222.2761321094. The cubic root of 27272168 is about 301.0046613922.
The spelling of 27272168 in words is "twenty-seven million, two hundred seventy-two thousand, one hundred sixty-eight".
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