Base | Representation |
---|---|
bin | 101101110001… |
… | …0101000111001 |
3 | 1200011011200020 |
4 | 1123202220321 |
5 | 22120400420 |
6 | 2214201053 |
7 | 410654025 |
oct | 133425071 |
9 | 50134606 |
10 | 23996985 |
11 | 12600321 |
12 | 8053189 |
13 | 4c827cc |
14 | 3289385 |
15 | 2190340 |
hex | 16e2a39 |
23996985 has 16 divisors (see below), whose sum is σ = 38537664. Its totient is φ = 12750912.
The previous prime is 23996977. The next prime is 23997067. The reversal of 23996985 is 58969932.
It is not a de Polignac number, because 23996985 - 23 = 23996977 is a prime.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1419 + ... + 7071.
It is an arithmetic number, because the mean of its divisors is an integer number (2408604).
Almost surely, 223996985 is an apocalyptic number.
It is an amenable number.
23996985 is a deficient number, since it is larger than the sum of its proper divisors (14540679).
23996985 is a wasteful number, since it uses less digits than its factorization.
23996985 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5944.
The product of its digits is 1049760, while the sum is 51.
The square root of 23996985 is about 4898.6717587526. The cubic root of 23996985 is about 288.4378347155.
The spelling of 23996985 in words is "twenty-three million, nine hundred ninety-six thousand, nine hundred eighty-five".
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