Base | Representation |
---|---|
bin | 101101000100… |
… | …1000011110110 |
3 | 1122110112100210 |
4 | 1122021003312 |
5 | 22022130240 |
6 | 2202250250 |
7 | 404565222 |
oct | 132110366 |
9 | 48415323 |
10 | 23630070 |
11 | 1237a692 |
12 | 7ab6986 |
13 | 4b847b9 |
14 | 31d1782 |
15 | 211b780 |
hex | 16890f6 |
23630070 has 64 divisors (see below), whose sum is σ = 59382720. Its totient is φ = 6010368.
The previous prime is 23630069. The next prime is 23630077. The reversal of 23630070 is 7003632.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23630077) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 136504 + ... + 136676.
It is an arithmetic number, because the mean of its divisors is an integer number (927855).
Almost surely, 223630070 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 23630070, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29691360).
23630070 is an abundant number, since it is smaller than the sum of its proper divisors (35752650).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23630070 is a wasteful number, since it uses less digits than its factorization.
23630070 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 369.
The product of its (nonzero) digits is 756, while the sum is 21.
The square root of 23630070 is about 4861.0770411504. The cubic root of 23630070 is about 286.9602020029.
The spelling of 23630070 in words is "twenty-three million, six hundred thirty thousand, seventy".
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