Base | Representation |
---|---|
bin | 101011111000… |
… | …1101010111111 |
3 | 1121022000202121 |
4 | 1113301222333 |
5 | 21342304413 |
6 | 2141103411 |
7 | 366403333 |
oct | 127615277 |
9 | 47260677 |
10 | 23009983 |
11 | 11a96817 |
12 | 7857b67 |
13 | 49c8499 |
14 | 30ad7c3 |
15 | 2047b8d |
hex | 15f1abf |
23009983 has 2 divisors, whose sum is σ = 23009984. Its totient is φ = 23009982.
The previous prime is 23009953. The next prime is 23009999. The reversal of 23009983 is 38990032.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 23009983 - 25 = 23009951 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (23009933) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11504991 + 11504992.
It is an arithmetic number, because the mean of its divisors is an integer number (11504992).
Almost surely, 223009983 is an apocalyptic number.
23009983 is a deficient number, since it is larger than the sum of its proper divisors (1).
23009983 is an equidigital number, since it uses as much as digits as its factorization.
23009983 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 11664, while the sum is 34.
The square root of 23009983 is about 4796.8722100969. The cubic root of 23009983 is about 284.4278374308.
The spelling of 23009983 in words is "twenty-three million, nine thousand, nine hundred eighty-three".
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