Base | Representation |
---|---|
bin | 101100010111… |
… | …1100000001101 |
3 | 1121202220011200 |
4 | 1120233200031 |
5 | 21423410440 |
6 | 2150340113 |
7 | 401506605 |
oct | 130574015 |
9 | 47686150 |
10 | 23263245 |
11 | 1214a025 |
12 | 795a639 |
13 | 4a86845 |
14 | 3137c05 |
15 | 2097c30 |
hex | 162f80d |
23263245 has 18 divisors (see below), whose sum is σ = 40379118. Its totient is φ = 12389808.
The previous prime is 23263241. The next prime is 23263297. The reversal of 23263245 is 54236232.
23263245 is a `hidden beast` number, since 23 + 2 + 632 + 4 + 5 = 666.
It can be written as a sum of positive squares in only one way, i.e., 18610596 + 4652649 = 4314^2 + 2157^2 .
It is not a de Polignac number, because 23263245 - 22 = 23263241 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23263241) 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, 31996 + ... + 32714.
Almost surely, 223263245 is an apocalyptic number.
It is an amenable number.
23263245 is a deficient number, since it is larger than the sum of its proper divisors (17115873).
23263245 is an frugal number, since it uses more digits than its factorization.
23263245 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1449 (or 727 counting only the distinct ones).
The product of its digits is 8640, while the sum is 27.
The square root of 23263245 is about 4823.1986274670. The cubic root of 23263245 is about 285.4675612321.
Adding to 23263245 its reverse (54236232), we get a palindrome (77499477).
The spelling of 23263245 in words is "twenty-three million, two hundred sixty-three thousand, two hundred forty-five".
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