Base | Representation |
---|---|
bin | 101100011100… |
… | …0110001111101 |
3 | 1121211211022002 |
4 | 1120320301331 |
5 | 21431114440 |
6 | 2151232045 |
7 | 402025442 |
oct | 130706175 |
9 | 47754262 |
10 | 23301245 |
11 | 12175630 |
12 | 7978625 |
13 | 4a9ac26 |
14 | 31479c9 |
15 | 20a4115 |
hex | 1638c7d |
23301245 has 16 divisors (see below), whose sum is σ = 30602880. Its totient is φ = 16891200.
The previous prime is 23301233. The next prime is 23301247. The reversal of 23301245 is 54210332.
It is a happy number.
It is not a de Polignac number, because 23301245 - 212 = 23297149 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23301247) 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, 24896 + ... + 25814.
It is an arithmetic number, because the mean of its divisors is an integer number (1912680).
Almost surely, 223301245 is an apocalyptic number.
It is an amenable number.
23301245 is a deficient number, since it is larger than the sum of its proper divisors (7301635).
23301245 is a wasteful number, since it uses less digits than its factorization.
23301245 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1396.
The product of its (nonzero) digits is 720, while the sum is 20.
The square root of 23301245 is about 4827.1363146280. The cubic root of 23301245 is about 285.6229116737.
Adding to 23301245 its reverse (54210332), we get a palindrome (77511577).
The spelling of 23301245 in words is "twenty-three million, three hundred one thousand, two hundred forty-five".
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