Base | Representation |
---|---|
bin | 101100100110… |
… | …0000001101111 |
3 | 1121222211102212 |
4 | 1121030001233 |
5 | 21441130304 |
6 | 2153041035 |
7 | 402504332 |
oct | 131140157 |
9 | 47884385 |
10 | 23380079 |
11 | 12219888 |
12 | 79b617b |
13 | 4ac7a88 |
14 | 3168619 |
15 | 20bc66e |
hex | 164c06f |
23380079 has 2 divisors, whose sum is σ = 23380080. Its totient is φ = 23380078.
The previous prime is 23380069. The next prime is 23380081. The reversal of 23380079 is 97008332.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 23380079 - 212 = 23375983 is a prime.
Together with 23380081, it forms a pair of twin primes.
It is a Chen prime.
It is equal to p1470695 and since 23380079 and 1470695 have the same sum of digits, it is a Honaker prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (23380069) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11690039 + 11690040.
It is an arithmetic number, because the mean of its divisors is an integer number (11690040).
Almost surely, 223380079 is an apocalyptic number.
23380079 is a deficient number, since it is larger than the sum of its proper divisors (1).
23380079 is an equidigital number, since it uses as much as digits as its factorization.
23380079 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 9072, while the sum is 32.
The square root of 23380079 is about 4835.2951305996. The cubic root of 23380079 is about 285.9446605889.
The spelling of 23380079 in words is "twenty-three million, three hundred eighty thousand, seventy-nine".
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