Base | Representation |
---|---|
bin | 10000001110000… |
… | …111101011101100 |
3 | 200222001222200221 |
4 | 100032013223230 |
5 | 1024131340230 |
6 | 43000501124 |
7 | 6513061105 |
oct | 2016075354 |
9 | 628058627 |
10 | 272136940 |
11 | 12a683569 |
12 | 7717a7a4 |
13 | 444c369a |
14 | 281dd3ac |
15 | 18d5827a |
hex | 10387aec |
272136940 has 12 divisors (see below), whose sum is σ = 571487616. Its totient is φ = 108854768.
The previous prime is 272136929. The next prime is 272136947. The reversal of 272136940 is 49631272.
It is a super-2 number, since 2×2721369402 = 148117028225127200, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 272136896 and 272136905.
It is not an unprimeable number, because it can be changed into a prime (272136947) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6803404 + ... + 6803443.
It is an arithmetic number, because the mean of its divisors is an integer number (47623968).
Almost surely, 2272136940 is an apocalyptic number.
272136940 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
272136940 is an abundant number, since it is smaller than the sum of its proper divisors (299350676).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
272136940 is a wasteful number, since it uses less digits than its factorization.
272136940 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13606856 (or 13606854 counting only the distinct ones).
The product of its (nonzero) digits is 18144, while the sum is 34.
The square root of 272136940 is about 16496.5735836264. The cubic root of 272136940 is about 648.0310754543.
The spelling of 272136940 in words is "two hundred seventy-two million, one hundred thirty-six thousand, nine hundred forty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •