Base | Representation |
---|---|
bin | 101101001011… |
… | …0000111001010 |
3 | 1122120020200210 |
4 | 1122112013022 |
5 | 22030333110 |
6 | 2203341550 |
7 | 405210123 |
oct | 132260712 |
9 | 48506623 |
10 | 23683530 |
11 | 12406872 |
12 | 7b218b6 |
13 | 4ba2c30 |
14 | 320704a |
15 | 212c520 |
hex | 16961ca |
23683530 has 32 divisors (see below), whose sum is σ = 61213824. Its totient is φ = 5829696.
The previous prime is 23683529. The next prime is 23683531. The reversal of 23683530 is 3538632.
It is an interprime number because it is at equal distance from previous prime (23683529) and next prime (23683531).
It is a Harshad number since it is a multiple of its sum of digits (30).
It is not an unprimeable number, because it can be changed into a prime (23683531) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29974 + ... + 30753.
It is an arithmetic number, because the mean of its divisors is an integer number (1912932).
Almost surely, 223683530 is an apocalyptic number.
23683530 is an abundant number, since it is smaller than the sum of its proper divisors (37530294).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23683530 is a wasteful number, since it uses less digits than its factorization.
23683530 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 60750.
The product of its (nonzero) digits is 12960, while the sum is 30.
The square root of 23683530 is about 4866.5727159881. The cubic root of 23683530 is about 287.1764425527.
The spelling of 23683530 in words is "twenty-three million, six hundred eighty-three thousand, five hundred thirty".
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