Base | Representation |
---|---|
bin | 101101100111… |
… | …0111011010101 |
3 | 1200000001220212 |
4 | 1123032323111 |
5 | 22110304440 |
6 | 2212335205 |
7 | 410166443 |
oct | 133167325 |
9 | 50001825 |
10 | 23916245 |
11 | 125556a1 |
12 | 8014505 |
13 | 4c54b32 |
14 | 3267b93 |
15 | 2176465 |
hex | 16ceed5 |
23916245 has 8 divisors (see below), whose sum is σ = 29475384. Its totient is φ = 18615744.
The previous prime is 23916203. The next prime is 23916247. The reversal of 23916245 is 54261932.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 8059921 + 15856324 = 2839^2 + 3982^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 23916245 - 28 = 23915989 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23916247) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64454 + ... + 64823.
It is an arithmetic number, because the mean of its divisors is an integer number (3684423).
Almost surely, 223916245 is an apocalyptic number.
It is an amenable number.
23916245 is a deficient number, since it is larger than the sum of its proper divisors (5559139).
23916245 is a wasteful number, since it uses less digits than its factorization.
23916245 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 129319.
The product of its digits is 12960, while the sum is 32.
The square root of 23916245 is about 4890.4238057657. The cubic root of 23916245 is about 288.1139796087.
The spelling of 23916245 in words is "twenty-three million, nine hundred sixteen thousand, two hundred forty-five".
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