Base | Representation |
---|---|
bin | 101101101110… |
… | …0100110010001 |
3 | 1200002220201210 |
4 | 1123130212101 |
5 | 22114102431 |
6 | 2213450333 |
7 | 410521626 |
oct | 133344621 |
9 | 50086653 |
10 | 23972241 |
11 | 12593777 |
12 | 80409a9 |
13 | 4c74477 |
14 | 328034d |
15 | 2187d46 |
hex | 16dc991 |
23972241 has 8 divisors (see below), whose sum is σ = 33065280. Its totient is φ = 15430352.
The previous prime is 23972237. The next prime is 23972287. The reversal of 23972241 is 14227932.
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 23972241 - 22 = 23972237 is a prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 23972199 and 23972208.
It is not an unprimeable number, because it can be changed into a prime (23972341) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 137685 + ... + 137858.
It is an arithmetic number, because the mean of its divisors is an integer number (4133160).
Almost surely, 223972241 is an apocalyptic number.
It is an amenable number.
23972241 is a deficient number, since it is larger than the sum of its proper divisors (9093039).
23972241 is a wasteful number, since it uses less digits than its factorization.
23972241 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 275575.
The product of its digits is 6048, while the sum is 30.
The square root of 23972241 is about 4896.1455247981. The cubic root of 23972241 is about 288.3386616974.
The spelling of 23972241 in words is "twenty-three million, nine hundred seventy-two thousand, two hundred forty-one".
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