Base | Representation |
---|---|
bin | 101011111111… |
… | …1110000101011 |
3 | 1121101221220221 |
4 | 1113333300223 |
5 | 21401131231 |
6 | 2142230511 |
7 | 400033513 |
oct | 127776053 |
9 | 47357827 |
10 | 23067691 |
11 | 12026109 |
12 | 7885437 |
13 | 4a1882a |
14 | 30c6843 |
15 | 2059d11 |
hex | 15ffc2b |
23067691 has 12 divisors (see below), whose sum is σ = 25800280. Its totient is φ = 20563200.
The previous prime is 23067683. The next prime is 23067697. The reversal of 23067691 is 19676032.
It is not a de Polignac number, because 23067691 - 23 = 23067683 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (23067697) 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, 3391 + ... + 7591.
Almost surely, 223067691 is an apocalyptic number.
23067691 is a deficient number, since it is larger than the sum of its proper divisors (2732589).
23067691 is a wasteful number, since it uses less digits than its factorization.
23067691 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4254 (or 4237 counting only the distinct ones).
The product of its (nonzero) digits is 13608, while the sum is 34.
The square root of 23067691 is about 4802.8836129975. The cubic root of 23067691 is about 284.6654163268.
The spelling of 23067691 in words is "twenty-three million, sixty-seven thousand, six hundred ninety-one".
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