Base | Representation |
---|---|
bin | 101100010111… |
… | …1111101100001 |
3 | 1121202222202011 |
4 | 1120233331201 |
5 | 21423440441 |
6 | 2150352521 |
7 | 401515225 |
oct | 130577541 |
9 | 47688664 |
10 | 23265121 |
11 | 12150480 |
12 | 795b741 |
13 | 4a87659 |
14 | 3138785 |
15 | 2098581 |
hex | 162ff61 |
23265121 has 8 divisors (see below), whose sum is σ = 26483904. Its totient is φ = 20230320.
The previous prime is 23265113. The next prime is 23265127. The reversal of 23265121 is 12156232.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 23265121 - 23 = 23265113 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 23265092 and 23265101.
It is not an unprimeable number, because it can be changed into a prime (23265127) 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, 45726 + ... + 46231.
It is an arithmetic number, because the mean of its divisors is an integer number (3310488).
Almost surely, 223265121 is an apocalyptic number.
It is an amenable number.
23265121 is a deficient number, since it is larger than the sum of its proper divisors (3218783).
23265121 is a wasteful number, since it uses less digits than its factorization.
23265121 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 91991.
The product of its digits is 720, while the sum is 22.
The square root of 23265121 is about 4823.3931002978. The cubic root of 23265121 is about 285.4752346063.
Subtracting from 23265121 its reverse (12156232), we obtain a square (11108889 = 33332).
It can be divided in two parts, 2326 and 5121, that added together give a palindrome (7447).
The spelling of 23265121 in words is "twenty-three million, two hundred sixty-five thousand, one hundred twenty-one".
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