Base | Representation |
---|---|
bin | 101100011000… |
… | …1110001110000 |
3 | 1121210100221200 |
4 | 1120301301300 |
5 | 21424210220 |
6 | 2150451200 |
7 | 401546013 |
oct | 130616160 |
9 | 47710850 |
10 | 23272560 |
11 | 12156023 |
12 | 7963b00 |
13 | 4a8ab5c |
14 | 313b37a |
15 | 209a890 |
hex | 1631c70 |
23272560 has 60 divisors (see below), whose sum is σ = 78159432. Its totient is φ = 6205824.
The previous prime is 23272559. The next prime is 23272591. The reversal of 23272560 is 6527232.
23272560 is a `hidden beast` number, since 2 + 32 + 72 + 560 = 666.
It is a tau number, because it is divible by the number of its divisors (60).
It is a super-2 number, since 2×232725602 = 1083224097907200, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15442 + ... + 16881.
Almost surely, 223272560 is an apocalyptic number.
23272560 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
23272560 is an abundant number, since it is smaller than the sum of its proper divisors (54886872).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23272560 is a wasteful number, since it uses less digits than its factorization.
23272560 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 32342 (or 32333 counting only the distinct ones).
The product of its (nonzero) digits is 5040, while the sum is 27.
The square root of 23272560 is about 4824.1641763108. The cubic root of 23272560 is about 285.5056581742.
Adding to 23272560 its reverse (6527232), we get a palindrome (29799792).
It can be divided in two parts, 23272 and 560, that added together give a palindrome (23832).
The spelling of 23272560 in words is "twenty-three million, two hundred seventy-two thousand, five hundred sixty".
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