Base | Representation |
---|---|
bin | 101101110000… |
… | …0111000000000 |
3 | 1200010210202122 |
4 | 1123200320000 |
5 | 22120133020 |
6 | 2214103412 |
7 | 410623664 |
oct | 133407000 |
9 | 50123678 |
10 | 23989760 |
11 | 125a5953 |
12 | 804ab68 |
13 | 4c7c432 |
14 | 32868a4 |
15 | 218d125 |
hex | 16e0e00 |
23989760 has 40 divisors (see below), whose sum is σ = 57525336. Its totient is φ = 9594880.
The previous prime is 23989751. The next prime is 23989781. The reversal of 23989760 is 6798932.
It is a tau number, because it is divible by the number of its divisors (40).
It is a congruent number.
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, 2126 + ... + 7245.
Almost surely, 223989760 is an apocalyptic number.
23989760 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
23989760 is an abundant number, since it is smaller than the sum of its proper divisors (33535576).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23989760 is an frugal number, since it uses more digits than its factorization.
23989760 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9394 (or 9378 counting only the distinct ones).
The product of its (nonzero) digits is 163296, while the sum is 44.
The square root of 23989760 is about 4897.9342584400. The cubic root of 23989760 is about 288.4088842378.
The spelling of 23989760 in words is "twenty-three million, nine hundred eighty-nine thousand, seven hundred sixty".
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