Base | Representation |
---|---|
bin | 101101101011… |
… | …1111000110101 |
3 | 1200001221021021 |
4 | 1123113320311 |
5 | 22112443244 |
6 | 2213221141 |
7 | 410411446 |
oct | 133277065 |
9 | 50057237 |
10 | 23952949 |
11 | 12580229 |
12 | 80317b1 |
13 | 4c68757 |
14 | 32772cd |
15 | 2182284 |
hex | 16d7e35 |
23952949 has 16 divisors (see below), whose sum is σ = 26355888. Its totient is φ = 21676032.
The previous prime is 23952947. The next prime is 23952961. The reversal of 23952949 is 94925932.
It is a happy number.
It can be written as a sum of positive squares in 8 ways, for example, as 119025 + 23833924 = 345^2 + 4882^2 .
It is a cyclic number.
It is not a de Polignac number, because 23952949 - 21 = 23952947 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23952947) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 70909 + ... + 71245.
It is an arithmetic number, because the mean of its divisors is an integer number (1647243).
Almost surely, 223952949 is an apocalyptic number.
It is an amenable number.
23952949 is a deficient number, since it is larger than the sum of its proper divisors (2402939).
23952949 is a wasteful number, since it uses less digits than its factorization.
23952949 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 504.
The product of its digits is 174960, while the sum is 43.
The square root of 23952949 is about 4894.1750070875. The cubic root of 23952949 is about 288.2612927337.
The spelling of 23952949 in words is "twenty-three million, nine hundred fifty-two thousand, nine hundred forty-nine".
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