Base | Representation |
---|---|
bin | 101101101110… |
… | …0111000000100 |
3 | 1200002222021222 |
4 | 1123130320010 |
5 | 22114122010 |
6 | 2213455512 |
7 | 410525144 |
oct | 133347004 |
9 | 50088258 |
10 | 23973380 |
11 | 12594612 |
12 | 8041598 |
13 | 4c74b42 |
14 | 3280924 |
15 | 2188355 |
hex | 16dce04 |
23973380 has 12 divisors (see below), whose sum is σ = 50344140. Its totient is φ = 9589344.
The previous prime is 23973379. The next prime is 23973407. The reversal of 23973380 is 8337932.
It can be written as a sum of positive squares in 2 ways, for example, as 4401604 + 19571776 = 2098^2 + 4424^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 23973380.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 599315 + ... + 599354.
It is an arithmetic number, because the mean of its divisors is an integer number (4195345).
Almost surely, 223973380 is an apocalyptic number.
23973380 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
23973380 is an abundant number, since it is smaller than the sum of its proper divisors (26370760).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23973380 is a wasteful number, since it uses less digits than its factorization.
23973380 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1198678 (or 1198676 counting only the distinct ones).
The product of its (nonzero) digits is 27216, while the sum is 35.
The square root of 23973380 is about 4896.2618394036. The cubic root of 23973380 is about 288.3432282644.
The spelling of 23973380 in words is "twenty-three million, nine hundred seventy-three thousand, three hundred eighty".
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