Base | Representation |
---|---|
bin | 101100110001… |
… | …1010110101110 |
3 | 1122011200111210 |
4 | 1121203112232 |
5 | 22002210010 |
6 | 2155055250 |
7 | 403353033 |
oct | 131432656 |
9 | 48150453 |
10 | 23475630 |
11 | 12284652 |
12 | 7a41526 |
13 | 4b2c409 |
14 | 319138a |
15 | 20dab20 |
hex | 16635ae |
23475630 has 32 divisors (see below), whose sum is σ = 56570400. Its totient is φ = 6234752.
The previous prime is 23475629. The next prime is 23475631. The reversal of 23475630 is 3657432.
23475630 = T276 + T277 + ... + T544.
It is an interprime number because it is at equal distance from previous prime (23475629) and next prime (23475631).
It is a super-2 number, since 2×234756302 = 1102210407793800, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23475631) 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, 6616 + ... + 9524.
It is an arithmetic number, because the mean of its divisors is an integer number (1767825).
Almost surely, 223475630 is an apocalyptic number.
23475630 is an abundant number, since it is smaller than the sum of its proper divisors (33094770).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23475630 is a wasteful number, since it uses less digits than its factorization.
23475630 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3188.
The product of its (nonzero) digits is 15120, while the sum is 30.
The square root of 23475630 is about 4845.1656318438. The cubic root of 23475630 is about 286.3336692799. Note that the first 3 decimals are identical.
The spelling of 23475630 in words is "twenty-three million, four hundred seventy-five thousand, six hundred thirty".
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