Base | Representation |
---|---|
bin | 101011111111… |
… | …1110110001101 |
3 | 1121101222102001 |
4 | 1113333312031 |
5 | 21401134140 |
6 | 2142232301 |
7 | 400034530 |
oct | 127776615 |
9 | 47358361 |
10 | 23068045 |
11 | 12026400 |
12 | 7885691 |
13 | 4a18a40 |
14 | 30c6a17 |
15 | 2059e9a |
hex | 15ffd8d |
23068045 has 48 divisors (see below), whose sum is σ = 37537920. Its totient is φ = 13242240.
The previous prime is 23068043. The next prime is 23068051. The reversal of 23068045 is 54086032.
It is not a de Polignac number, because 23068045 - 21 = 23068043 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23068043) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 54846 + ... + 55264.
It is an arithmetic number, because the mean of its divisors is an integer number (782040).
Almost surely, 223068045 is an apocalyptic number.
It is an amenable number.
23068045 is a deficient number, since it is larger than the sum of its proper divisors (14469875).
23068045 is a wasteful number, since it uses less digits than its factorization.
23068045 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 466 (or 455 counting only the distinct ones).
The product of its (nonzero) digits is 5760, while the sum is 28.
The square root of 23068045 is about 4802.9204657167. The cubic root of 23068045 is about 284.6668724910. Note that the first 3 decimals are identical.
The spelling of 23068045 in words is "twenty-three million, sixty-eight thousand, forty-five".
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