Base | Representation |
---|---|
bin | 101100110101… |
… | …1100001011000 |
3 | 1122020101101200 |
4 | 1121223201120 |
5 | 22004242310 |
6 | 2155514200 |
7 | 403552410 |
oct | 131534130 |
9 | 48211350 |
10 | 23509080 |
11 | 122a77a1 |
12 | 7a58960 |
13 | 4b416ca |
14 | 319d640 |
15 | 20e59c0 |
hex | 166b858 |
23509080 has 192 divisors, whose sum is σ = 92102400. Its totient is φ = 5080320.
The previous prime is 23509049. The next prime is 23509103. The reversal of 23509080 is 8090532.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 47635 + ... + 48125.
It is an arithmetic number, because the mean of its divisors is an integer number (479700).
Almost surely, 223509080 is an apocalyptic number.
23509080 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 23509080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46051200).
23509080 is an abundant number, since it is smaller than the sum of its proper divisors (68593320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23509080 is a wasteful number, since it uses less digits than its factorization.
23509080 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 534 (or 527 counting only the distinct ones).
The product of its (nonzero) digits is 2160, while the sum is 27.
The square root of 23509080 is about 4848.6162974605. The cubic root of 23509080 is about 286.4696019574.
The spelling of 23509080 in words is "twenty-three million, five hundred nine thousand, eighty".
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