Base | Representation |
---|---|
bin | 10000001110100… |
… | …000101010110000 |
3 | 200222021012002022 |
4 | 100032200222300 |
5 | 1024143124110 |
6 | 43003011012 |
7 | 6513665345 |
oct | 2016405260 |
9 | 628235068 |
10 | 272239280 |
11 | 12a743445 |
12 | 77209a68 |
13 | 4452b141 |
14 | 282287cc |
15 | 18d78755 |
hex | 103a0ab0 |
272239280 has 20 divisors (see below), whose sum is σ = 632956512. Its totient is φ = 108895680.
The previous prime is 272239273. The next prime is 272239307. The reversal of 272239280 is 82932272.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (20).
It is a super-2 number, since 2×2722392802 = 148228451149836800, which contains 22 as substring.
It is a hoax number, since the sum of its digits (35) 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 272239280.
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, 1701416 + ... + 1701575.
Almost surely, 2272239280 is an apocalyptic number.
272239280 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
272239280 is an abundant number, since it is smaller than the sum of its proper divisors (360717232).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
272239280 is a wasteful number, since it uses less digits than its factorization.
272239280 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3403004 (or 3402998 counting only the distinct ones).
The product of its (nonzero) digits is 24192, while the sum is 35.
The square root of 272239280 is about 16499.6751483173. The cubic root of 272239280 is about 648.1122982737.
The spelling of 272239280 in words is "two hundred seventy-two million, two hundred thirty-nine thousand, two hundred eighty".
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