Base | Representation |
---|---|
bin | 101100011100… |
… | …0110001101001 |
3 | 1121211211021100 |
4 | 1120320301221 |
5 | 21431114400 |
6 | 2151232013 |
7 | 402025413 |
oct | 130706151 |
9 | 47754240 |
10 | 23301225 |
11 | 12175612 |
12 | 7978609 |
13 | 4a9ac0c |
14 | 31479b3 |
15 | 20a4100 |
hex | 1638c69 |
23301225 has 18 divisors (see below), whose sum is σ = 41735486. Its totient is φ = 12427200.
The previous prime is 23301221. The next prime is 23301233. The reversal of 23301225 is 52210332.
It can be written as a sum of positive squares in 3 ways, for example, as 1296 + 23299929 = 36^2 + 4827^2 .
It is not a de Polignac number, because 23301225 - 22 = 23301221 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 23301198 and 23301207.
It is not an unprimeable number, because it can be changed into a prime (23301221) by changing a digit.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 51556 + ... + 52005.
Almost surely, 223301225 is an apocalyptic number.
23301225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
23301225 is a deficient number, since it is larger than the sum of its proper divisors (18434261).
23301225 is a wasteful number, since it uses less digits than its factorization.
23301225 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 103577 (or 103569 counting only the distinct ones).
The product of its (nonzero) digits is 360, while the sum is 18.
The square root of 23301225 is about 4827.1342430059. The cubic root of 23301225 is about 285.6228299548.
Adding to 23301225 its reverse (52210332), we get a palindrome (75511557).
The spelling of 23301225 in words is "twenty-three million, three hundred one thousand, two hundred twenty-five".
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