Base | Representation |
---|---|
bin | 101011111101… |
… | …0101011010101 |
3 | 1121100220100202 |
4 | 1113322223111 |
5 | 21344444434 |
6 | 2141550245 |
7 | 366616016 |
oct | 127725325 |
9 | 47326322 |
10 | 23046869 |
11 | 120114aa |
12 | 7875385 |
13 | 4a0c201 |
14 | 30bd00d |
15 | 2053a7e |
hex | 15faad5 |
23046869 has 2 divisors, whose sum is σ = 23046870. Its totient is φ = 23046868.
The previous prime is 23046847. The next prime is 23046871. The reversal of 23046869 is 96864032.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 20811844 + 2235025 = 4562^2 + 1495^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-23046869 is a prime.
It is a super-2 number, since 2×230468692 = 1062316341406322, which contains 22 as substring.
It is a Sophie Germain prime.
Together with 23046871, it forms a pair of twin primes.
It is a Chen prime.
It is a Curzon number.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (23046889) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11523434 + 11523435.
It is an arithmetic number, because the mean of its divisors is an integer number (11523435).
Almost surely, 223046869 is an apocalyptic number.
It is an amenable number.
23046869 is a deficient number, since it is larger than the sum of its proper divisors (1).
23046869 is an equidigital number, since it uses as much as digits as its factorization.
23046869 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 62208, while the sum is 38.
The square root of 23046869 is about 4800.7154675111. The cubic root of 23046869 is about 284.5797396746.
The spelling of 23046869 in words is "twenty-three million, forty-six thousand, eight hundred sixty-nine".
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