Base | Representation |
---|---|
bin | 11011100010110… |
… | …10011111000000 |
3 | 121002202221002102 |
4 | 31301122133000 |
5 | 433122313334 |
6 | 34532205532 |
7 | 5503645400 |
oct | 1561323700 |
9 | 532687072 |
10 | 231057344 |
11 | 109475891 |
12 | 654698a8 |
13 | 38b3c62b |
14 | 22988800 |
15 | 1544167e |
hex | dc5a7c0 |
231057344 has 42 divisors (see below), whose sum is σ = 533369520. Its totient is φ = 99023232.
The previous prime is 231057329. The next prime is 231057367. The reversal of 231057344 is 443750132.
It is a happy number.
231057344 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 33704 + ... + 39975.
Almost surely, 2231057344 is an apocalyptic number.
It is an amenable number.
231057344 is an abundant number, since it is smaller than the sum of its proper divisors (302312176).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
231057344 is an equidigital number, since it uses as much as digits as its factorization.
231057344 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 73705 (or 73688 counting only the distinct ones).
The product of its (nonzero) digits is 10080, while the sum is 29.
The square root of 231057344 is about 15200.5705156089. The cubic root of 231057344 is about 613.6300118985.
The spelling of 231057344 in words is "two hundred thirty-one million, fifty-seven thousand, three hundred forty-four".
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