Base | Representation |
---|---|
bin | 101101010100… |
… | …0110101110000 |
3 | 1122201010220220 |
4 | 1122220311300 |
5 | 22040311430 |
6 | 2205133040 |
7 | 405646560 |
oct | 132506560 |
9 | 48633826 |
10 | 23760240 |
11 | 12459469 |
12 | 7b5a180 |
13 | 4bcbb1a |
14 | 3226da0 |
15 | 2145110 |
hex | 16a8d70 |
23760240 has 80 divisors (see below), whose sum is σ = 84185088. Its totient is φ = 5430528.
The previous prime is 23760199. The next prime is 23760263. The reversal of 23760240 is 4206732.
It is a tau number, because it is divible by the number of its divisors (80).
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a self number, because there is not a number n which added to its sum of digits gives 23760240.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5392 + ... + 8751.
Almost surely, 223760240 is an apocalyptic number.
23760240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
23760240 is an abundant number, since it is smaller than the sum of its proper divisors (60424848).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23760240 is a wasteful number, since it uses less digits than its factorization.
23760240 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14166 (or 14160 counting only the distinct ones).
The product of its (nonzero) digits is 2016, while the sum is 24.
The square root of 23760240 is about 4874.4476610176. The cubic root of 23760240 is about 287.4861593841.
Adding to 23760240 its reverse (4206732), we get a palindrome (27966972).
The spelling of 23760240 in words is "twenty-three million, seven hundred sixty thousand, two hundred forty".
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