Base | Representation |
---|---|
bin | 101100011011… |
… | …0110010010111 |
3 | 1121211102002122 |
4 | 1120312302113 |
5 | 21430334304 |
6 | 2151130155 |
7 | 401662565 |
oct | 130666227 |
9 | 47742078 |
10 | 23293079 |
11 | 1216a487 |
12 | 797395b |
13 | 4a972b4 |
14 | 3144a35 |
15 | 20a19be |
hex | 1636c97 |
23293079 has 2 divisors, whose sum is σ = 23293080. Its totient is φ = 23293078.
The previous prime is 23293073. The next prime is 23293097. The reversal of 23293079 is 97039232.
Together with next prime (23293097) it forms an Ormiston pair, because they use the same digits, order apart.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 23293079 - 24 = 23293063 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (23293073) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11646539 + 11646540.
It is an arithmetic number, because the mean of its divisors is an integer number (11646540).
Almost surely, 223293079 is an apocalyptic number.
23293079 is a deficient number, since it is larger than the sum of its proper divisors (1).
23293079 is an equidigital number, since it uses as much as digits as its factorization.
23293079 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 20412, while the sum is 35.
The square root of 23293079 is about 4826.2903973963. The cubic root of 23293079 is about 285.5895419372.
The spelling of 23293079 in words is "twenty-three million, two hundred ninety-three thousand, seventy-nine".
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