Base | Representation |
---|---|
bin | 101101001110… |
… | …1011011111010 |
3 | 1122121202211220 |
4 | 1122131123322 |
5 | 22032313110 |
6 | 2204132510 |
7 | 405363441 |
oct | 132353372 |
9 | 48552756 |
10 | 23713530 |
11 | 12427365 |
12 | 7b37136 |
13 | 4bb3799 |
14 | 3213d58 |
15 | 2136370 |
hex | 169d6fa |
23713530 has 16 divisors (see below), whose sum is σ = 56912544. Its totient is φ = 6323600.
The previous prime is 23713523. The next prime is 23713531. The reversal of 23713530 is 3531732.
It is a self number, because there is not a number n which added to its sum of digits gives 23713530.
It is not an unprimeable number, because it can be changed into a prime (23713531) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 395196 + ... + 395255.
It is an arithmetic number, because the mean of its divisors is an integer number (3557034).
Almost surely, 223713530 is an apocalyptic number.
23713530 is an abundant number, since it is smaller than the sum of its proper divisors (33199014).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23713530 is a wasteful number, since it uses less digits than its factorization.
23713530 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 790461.
The product of its (nonzero) digits is 1890, while the sum is 24.
The square root of 23713530 is about 4869.6539918150. The cubic root of 23713530 is about 287.2976471502.
The spelling of 23713530 in words is "twenty-three million, seven hundred thirteen thousand, five hundred thirty".
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