Base | Representation |
---|---|
bin | 101111011000… |
… | …111110100111 |
3 | 212101011021001 |
4 | 233120332213 |
5 | 11140014304 |
6 | 1122134131 |
7 | 210410614 |
oct | 57307647 |
9 | 25334231 |
10 | 12423079 |
11 | 7015709 |
12 | 41b1347 |
13 | 275c746 |
14 | 191550b |
15 | 1155da4 |
hex | bd8fa7 |
12423079 has 2 divisors, whose sum is σ = 12423080. Its totient is φ = 12423078.
The previous prime is 12423071. The next prime is 12423097. The reversal of 12423079 is 97032421.
Together with next prime (12423097) 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 12423079 - 23 = 12423071 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (12423071) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6211539 + 6211540.
It is an arithmetic number, because the mean of its divisors is an integer number (6211540).
Almost surely, 212423079 is an apocalyptic number.
12423079 is a deficient number, since it is larger than the sum of its proper divisors (1).
12423079 is an equidigital number, since it uses as much as digits as its factorization.
12423079 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 3024, while the sum is 28.
The square root of 12423079 is about 3524.6388467473. The cubic root of 12423079 is about 231.6024143076.
The spelling of 12423079 in words is "twelve million, four hundred twenty-three thousand, seventy-nine".
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