Base | Representation |
---|---|
bin | 101110000010… |
… | …1010100000000 |
3 | 1200102101111100 |
4 | 1130011110000 |
5 | 22134422013 |
6 | 2221214400 |
7 | 412115055 |
oct | 134052400 |
9 | 50371440 |
10 | 24139008 |
11 | 12697aa3 |
12 | 8101400 |
13 | 500234a |
14 | 32c502c |
15 | 21bc473 |
hex | 1705500 |
24139008 has 54 divisors (see below), whose sum is σ = 69605354. Its totient is φ = 8045568.
The previous prime is 24139007. The next prime is 24139021. The reversal of 24139008 is 80093142.
It can be written as a sum of positive squares in only one way, i.e., 22581504 + 1557504 = 4752^2 + 1248^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (24139007) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2935 + ... + 7542.
Almost surely, 224139008 is an apocalyptic number.
It is an amenable number.
24139008 is an abundant number, since it is smaller than the sum of its proper divisors (45466346).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
24139008 is a wasteful number, since it uses less digits than its factorization.
24139008 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10499 (or 10482 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 27.
The square root of 24139008 is about 4913.1464460160. The cubic root of 24139008 is about 289.0057429525.
The spelling of 24139008 in words is "twenty-four million, one hundred thirty-nine thousand, eight".
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