Base | Representation |
---|---|
bin | 10000001110001… |
… | …011110011110000 |
3 | 200222002211212212 |
4 | 100032023303300 |
5 | 1024132410330 |
6 | 43001111252 |
7 | 6513161300 |
oct | 2016136360 |
9 | 628084785 |
10 | 272153840 |
11 | 12a695232 |
12 | 77188528 |
13 | 444cb29a |
14 | 28205600 |
15 | 18d5d295 |
hex | 1038bcf0 |
272153840 has 60 divisors (see below), whose sum is σ = 736075656. Its totient is φ = 93308544.
The previous prime is 272153831. The next prime is 272153851. The reversal of 272153840 is 48351272.
It is a junction number, because it is equal to n+sod(n) for n = 272153797 and 272153806.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30794 + ... + 38633.
Almost surely, 2272153840 is an apocalyptic number.
272153840 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
272153840 is an abundant number, since it is smaller than the sum of its proper divisors (463921816).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
272153840 is a wasteful number, since it uses less digits than its factorization.
272153840 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 69454 (or 69441 counting only the distinct ones).
The product of its (nonzero) digits is 13440, while the sum is 32.
The square root of 272153840 is about 16497.0858032563. The cubic root of 272153840 is about 648.0444896549.
The spelling of 272153840 in words is "two hundred seventy-two million, one hundred fifty-three thousand, eight hundred forty".
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