Base | Representation |
---|---|
bin | 101100100100… |
… | …0110111000101 |
3 | 1121222011122111 |
4 | 1121020313011 |
5 | 21440221414 |
6 | 2152501021 |
7 | 402421453 |
oct | 131106705 |
9 | 47864574 |
10 | 23367109 |
11 | 12210067 |
12 | 79aa771 |
13 | 4ac1bbc |
14 | 31639d3 |
15 | 20b88c4 |
hex | 1648dc5 |
23367109 has 2 divisors, whose sum is σ = 23367110. Its totient is φ = 23367108.
The previous prime is 23367107. The next prime is 23367133. The reversal of 23367109 is 90176332.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 22562500 + 804609 = 4750^2 + 897^2 .
It is a cyclic number.
It is not a de Polignac number, because 23367109 - 21 = 23367107 is a prime.
Together with 23367107, it forms a pair of twin primes.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (23367101) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11683554 + 11683555.
It is an arithmetic number, because the mean of its divisors is an integer number (11683555).
Almost surely, 223367109 is an apocalyptic number.
It is an amenable number.
23367109 is a deficient number, since it is larger than the sum of its proper divisors (1).
23367109 is an equidigital number, since it uses as much as digits as its factorization.
23367109 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 6804, while the sum is 31.
The square root of 23367109 is about 4833.9537647768. The cubic root of 23367109 is about 285.8917752778.
The spelling of 23367109 in words is "twenty-three million, three hundred sixty-seven thousand, one hundred nine".
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