Base | Representation |
---|---|
bin | 11011100100010… |
… | …10001001000010 |
3 | 121010010211212010 |
4 | 31302022021002 |
5 | 433200040141 |
6 | 34540313350 |
7 | 5505420450 |
oct | 1562121102 |
9 | 533124763 |
10 | 231252546 |
11 | 109599508 |
12 | 65542856 |
13 | 38baa435 |
14 | 229d99d0 |
15 | 1547e416 |
hex | dc8a242 |
231252546 has 32 divisors (see below), whose sum is σ = 541473408. Its totient is φ = 64460160.
The previous prime is 231252533. The next prime is 231252563. The reversal of 231252546 is 645252132.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65425 + ... + 68868.
It is an arithmetic number, because the mean of its divisors is an integer number (16921044).
Almost surely, 2231252546 is an apocalyptic number.
231252546 is an abundant number, since it is smaller than the sum of its proper divisors (310220862).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
231252546 is a wasteful number, since it uses less digits than its factorization.
231252546 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 134346.
The product of its digits is 14400, while the sum is 30.
The square root of 231252546 is about 15206.9900374795. The cubic root of 231252546 is about 613.8027656804.
The spelling of 231252546 in words is "two hundred thirty-one million, two hundred fifty-two thousand, five hundred forty-six".
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