Base | Representation |
---|---|
bin | 10000010000011… |
… | …011101100000100 |
3 | 201000012210021222 |
4 | 100100123230010 |
5 | 1024310240142 |
6 | 43021455512 |
7 | 6521164412 |
oct | 2020335404 |
9 | 630183258 |
10 | 272743172 |
11 | 12aa57a89 |
12 | 77411598 |
13 | 446765c0 |
14 | 2831a2b2 |
15 | 18e27bd2 |
hex | 1041bb04 |
272743172 has 36 divisors (see below), whose sum is σ = 546060900. Its totient is φ = 118470144.
The previous prime is 272743171. The next prime is 272743183. The reversal of 272743172 is 271347272.
It can be written as a sum of positive squares in 6 ways, for example, as 30976 + 272712196 = 176^2 + 16514^2 .
It is not an unprimeable number, because it can be changed into a prime (272743171) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5954 + ... + 24102.
Almost surely, 2272743172 is an apocalyptic number.
It is an amenable number.
272743172 is an abundant number, since it is smaller than the sum of its proper divisors (273317728).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
272743172 is a wasteful number, since it uses less digits than its factorization.
272743172 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18200 (or 18181 counting only the distinct ones).
The product of its digits is 32928, while the sum is 35.
The square root of 272743172 is about 16514.9378442669. The cubic root of 272743172 is about 648.5119189301.
The spelling of 272743172 in words is "two hundred seventy-two million, seven hundred forty-three thousand, one hundred seventy-two".
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