Base | Representation |
---|---|
bin | 10000001111111… |
… | …010110111011011 |
3 | 200222221221212200 |
4 | 100033322313123 |
5 | 1024241434411 |
6 | 43014541243 |
7 | 6520064433 |
oct | 2017726733 |
9 | 628857780 |
10 | 272608731 |
11 | 12a975a7a |
12 | 77367823 |
13 | 4462a355 |
14 | 282c32c3 |
15 | 18dece56 |
hex | 103faddb |
272608731 has 12 divisors (see below), whose sum is σ = 394031352. Its totient is φ = 181617696.
The previous prime is 272608727. The next prime is 272608741. The reversal of 272608731 is 137806272.
It is not a de Polignac number, because 272608731 - 22 = 272608727 is a prime.
It is a super-2 number, since 2×2726087312 = 148631040434860722, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (272608741) 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, 5335 + ... + 23951.
It is an arithmetic number, because the mean of its divisors is an integer number (32835946).
Almost surely, 2272608731 is an apocalyptic number.
272608731 is a deficient number, since it is larger than the sum of its proper divisors (121422621).
272608731 is a wasteful number, since it uses less digits than its factorization.
272608731 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20250 (or 20247 counting only the distinct ones).
The product of its (nonzero) digits is 28224, while the sum is 36.
The square root of 272608731 is about 16510.8670577895. The cubic root of 272608731 is about 648.4053462405.
The spelling of 272608731 in words is "two hundred seventy-two million, six hundred eight thousand, seven hundred thirty-one".
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