Base | Representation |
---|---|
bin | 11011100000100… |
… | …10101000000111 |
3 | 121002012222100100 |
4 | 31300102220013 |
5 | 433033404030 |
6 | 34522015143 |
7 | 5501311320 |
oct | 1560225007 |
9 | 532188310 |
10 | 230763015 |
11 | 10929473a |
12 | 653474b3 |
13 | 38a68682 |
14 | 2290d447 |
15 | 153d4360 |
hex | dc12a07 |
230763015 has 48 divisors (see below), whose sum is σ = 484031808. Its totient is φ = 99283968.
The previous prime is 230762989. The next prime is 230763019. The reversal of 230763015 is 510367032.
It is a happy number.
230763015 is a `hidden beast` number, since 23 + 0 + 7 + 630 + 1 + 5 = 666.
It is not a de Polignac number, because 230763015 - 28 = 230762759 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 230763015.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (230763019) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 16192 + ... + 26901.
It is an arithmetic number, because the mean of its divisors is an integer number (10083996).
Almost surely, 2230763015 is an apocalyptic number.
230763015 is an abundant number, since it is smaller than the sum of its proper divisors (253268793).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
230763015 is a wasteful number, since it uses less digits than its factorization.
230763015 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 43128 (or 43125 counting only the distinct ones).
The product of its (nonzero) digits is 3780, while the sum is 27.
The square root of 230763015 is about 15190.8859188660. The cubic root of 230763015 is about 613.3693466632.
The spelling of 230763015 in words is "two hundred thirty million, seven hundred sixty-three thousand, fifteen".
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