Base | Representation |
---|---|
bin | 101100000001… |
… | …0110011001011 |
3 | 1121102120222222 |
4 | 1120002303023 |
5 | 21402031024 |
6 | 2142404255 |
7 | 400115015 |
oct | 130026313 |
9 | 47376888 |
10 | 23080139 |
11 | 120344a5 |
12 | 789068b |
13 | 4a213b4 |
14 | 30cb1b5 |
15 | 205d85e |
hex | 1602ccb |
23080139 has 2 divisors, whose sum is σ = 23080140. Its totient is φ = 23080138.
The previous prime is 23080097. The next prime is 23080159. The reversal of 23080139 is 93108032.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 23080139 - 28 = 23079883 is a prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (23080159) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11540069 + 11540070.
It is an arithmetic number, because the mean of its divisors is an integer number (11540070).
Almost surely, 223080139 is an apocalyptic number.
23080139 is a deficient number, since it is larger than the sum of its proper divisors (1).
23080139 is an equidigital number, since it uses as much as digits as its factorization.
23080139 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1296, while the sum is 26.
The square root of 23080139 is about 4804.1793263782. The cubic root of 23080139 is about 284.7166117108.
The spelling of 23080139 in words is "twenty-three million, eighty thousand, one hundred thirty-nine".
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