Base | Representation |
---|---|
bin | 1001001101100… |
… | …0100011010010 |
3 | 2200200220020222 |
4 | 2103120203102 |
5 | 34342320410 |
6 | 3500033042 |
7 | 646253420 |
oct | 223304322 |
9 | 80626228 |
10 | 38635730 |
11 | 1a899661 |
12 | 10b32782 |
13 | 80098a3 |
14 | 51ba110 |
15 | 35d2955 |
hex | 24d88d2 |
38635730 has 32 divisors (see below), whose sum is σ = 84157056. Its totient is φ = 12466944.
The previous prime is 38635693. The next prime is 38635741. The reversal of 38635730 is 3753683.
It is a Harshad number since it is a multiple of its sum of digits (35).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15044 + ... + 17423.
It is an arithmetic number, because the mean of its divisors is an integer number (2629908).
Almost surely, 238635730 is an apocalyptic number.
38635730 is an abundant number, since it is smaller than the sum of its proper divisors (45521326).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38635730 is a wasteful number, since it uses less digits than its factorization.
38635730 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 32498.
The product of its (nonzero) digits is 45360, while the sum is 35.
The square root of 38635730 is about 6215.7646351837. The cubic root of 38635730 is about 338.0620137607.
The spelling of 38635730 in words is "thirty-eight million, six hundred thirty-five thousand, seven hundred thirty".
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