Base | Representation |
---|---|
bin | 101100101111… |
… | …0101101101100 |
3 | 1122010201102201 |
4 | 1121132231230 |
5 | 22001102440 |
6 | 2154431244 |
7 | 403243435 |
oct | 131365554 |
9 | 48121381 |
10 | 23456620 |
11 | 12271340 |
12 | 7a32524 |
13 | 4b23875 |
14 | 318848c |
15 | 20d519a |
hex | 165eb6c |
23456620 has 24 divisors (see below), whose sum is σ = 53737488. Its totient is φ = 8529600.
The previous prime is 23456603. The next prime is 23456627. The reversal of 23456620 is 2665432.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (23456627) 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, 53091 + ... + 53530.
It is an arithmetic number, because the mean of its divisors is an integer number (2239062).
Almost surely, 223456620 is an apocalyptic number.
23456620 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
23456620 is an abundant number, since it is smaller than the sum of its proper divisors (30280868).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23456620 is a wasteful number, since it uses less digits than its factorization.
23456620 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 106641 (or 106639 counting only the distinct ones).
The product of its (nonzero) digits is 8640, while the sum is 28.
The square root of 23456620 is about 4843.2034852977. The cubic root of 23456620 is about 286.2563597044.
The spelling of 23456620 in words is "twenty-three million, four hundred fifty-six thousand, six hundred twenty".
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