Base | Representation |
---|---|
bin | 10000001101111… |
… | …110000110010000 |
3 | 200221222222211212 |
4 | 100031332012100 |
5 | 1024124111210 |
6 | 42555555252 |
7 | 6512535461 |
oct | 2015760620 |
9 | 627888755 |
10 | 272097680 |
11 | 12a657018 |
12 | 7715bb28 |
13 | 444ab85a |
14 | 281ccd68 |
15 | 18d4b805 |
hex | 1037e190 |
272097680 has 20 divisors (see below), whose sum is σ = 632627292. Its totient is φ = 108839040.
The previous prime is 272097677. The next prime is 272097697. The reversal of 272097680 is 86790272.
It can be written as a sum of positive squares in 2 ways, for example, as 127328656 + 144769024 = 11284^2 + 12032^2 .
It is a tau number, because it is divible by the number of its divisors (20).
It is a super-2 number, since 2×2720976802 = 148074294922764800, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1700531 + ... + 1700690.
Almost surely, 2272097680 is an apocalyptic number.
272097680 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
272097680 is an abundant number, since it is smaller than the sum of its proper divisors (360529612).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
272097680 is a wasteful number, since it uses less digits than its factorization.
272097680 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3401234 (or 3401228 counting only the distinct ones).
The product of its (nonzero) digits is 84672, while the sum is 41.
The square root of 272097680 is about 16495.3835966309. The cubic root of 272097680 is about 647.9999110908. Note that the first 4 decimals are identical.
The spelling of 272097680 in words is "two hundred seventy-two million, ninety-seven thousand, six hundred eighty".
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