Base | Representation |
---|---|
bin | 101101101001… |
… | …0110011110001 |
3 | 1200000212201202 |
4 | 1123102303301 |
5 | 22111312040 |
6 | 2212540545 |
7 | 410264006 |
oct | 133226361 |
9 | 50025652 |
10 | 23932145 |
11 | 12566636 |
12 | 8021755 |
13 | 4c5c143 |
14 | 326d8ad |
15 | 217b015 |
hex | 16d2cf1 |
23932145 has 4 divisors (see below), whose sum is σ = 28718580. Its totient is φ = 19145712.
The previous prime is 23932127. The next prime is 23932169. The reversal of 23932145 is 54123932.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 9560464 + 14371681 = 3092^2 + 3791^2 .
It is a cyclic number.
It is not a de Polignac number, because 23932145 - 28 = 23931889 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2393210 + ... + 2393219.
It is an arithmetic number, because the mean of its divisors is an integer number (7179645).
Almost surely, 223932145 is an apocalyptic number.
It is an amenable number.
23932145 is a deficient number, since it is larger than the sum of its proper divisors (4786435).
23932145 is an equidigital number, since it uses as much as digits as its factorization.
23932145 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4786434.
The product of its digits is 6480, while the sum is 29.
The square root of 23932145 is about 4892.0491616500. The cubic root of 23932145 is about 288.1778134515.
The spelling of 23932145 in words is "twenty-three million, nine hundred thirty-two thousand, one hundred forty-five".
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