Base | Representation |
---|---|
bin | 101011111111… |
… | …1001111000110 |
3 | 1121101211222100 |
4 | 1113333033012 |
5 | 21401044132 |
6 | 2142212530 |
7 | 400024323 |
oct | 127771706 |
9 | 47354870 |
10 | 23065542 |
11 | 12024535 |
12 | 7884146 |
13 | 4a17866 |
14 | 30c5b4a |
15 | 205937c |
hex | 15ff3c6 |
23065542 has 24 divisors (see below), whose sum is σ = 50244480. Its totient is φ = 7647120.
The previous prime is 23065517. The next prime is 23065543. The reversal of 23065542 is 24556032.
23065542 is a `hidden beast` number, since 2 + 3 + 0 + 655 + 4 + 2 = 666.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23065543) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 84 + ... + 6792.
It is an arithmetic number, because the mean of its divisors is an integer number (2093520).
Almost surely, 223065542 is an apocalyptic number.
23065542 is an abundant number, since it is smaller than the sum of its proper divisors (27178938).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23065542 is a wasteful number, since it uses less digits than its factorization.
23065542 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6908 (or 6905 counting only the distinct ones).
The product of its (nonzero) digits is 7200, while the sum is 27.
The square root of 23065542 is about 4802.6598880204. The cubic root of 23065542 is about 284.6565761850.
The spelling of 23065542 in words is "twenty-three million, sixty-five thousand, five hundred forty-two".
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