Base | Representation |
---|---|
bin | 101011111111… |
… | …1100000010001 |
3 | 1121101220111001 |
4 | 1113333200101 |
5 | 21401113031 |
6 | 2142222001 |
7 | 400030453 |
oct | 127774021 |
9 | 47356431 |
10 | 23066641 |
11 | 12025344 |
12 | 7884901 |
13 | 4a18200 |
14 | 30c62d3 |
15 | 2059861 |
hex | 15ff811 |
23066641 has 12 divisors (see below), whose sum is σ = 25594380. Its totient is φ = 20766720.
The previous prime is 23066623. The next prime is 23066653. The reversal of 23066641 is 14666032.
It can be written as a sum of positive squares in 6 ways, for example, as 10214416 + 12852225 = 3196^2 + 3585^2 .
It is not a de Polignac number, because 23066641 - 215 = 23033873 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (23066441) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5265 + ... + 8593.
It is an arithmetic number, because the mean of its divisors is an integer number (2132865).
Almost surely, 223066641 is an apocalyptic number.
It is an amenable number.
23066641 is a deficient number, since it is larger than the sum of its proper divisors (2527739).
23066641 is a wasteful number, since it uses less digits than its factorization.
23066641 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3396 (or 3383 counting only the distinct ones).
The product of its (nonzero) digits is 5184, while the sum is 28.
The square root of 23066641 is about 4802.7743024215. The cubic root of 23066641 is about 284.6610971078.
The spelling of 23066641 in words is "twenty-three million, sixty-six thousand, six hundred forty-one".
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