Base | Representation |
---|---|
bin | 1001001101111… |
… | …0101010011101 |
3 | 2200202011121012 |
4 | 2103132222131 |
5 | 34344121030 |
6 | 3500345005 |
7 | 646416413 |
oct | 223365235 |
9 | 80664535 |
10 | 38660765 |
11 | 1a906450 |
12 | 10b45165 |
13 | 80180c0 |
14 | 51c52b3 |
15 | 35da095 |
hex | 24dea9d |
38660765 has 32 divisors (see below), whose sum is σ = 55036800. Its totient is φ = 25701120.
The previous prime is 38660761. The next prime is 38660773. The reversal of 38660765 is 56706683.
It is not a de Polignac number, because 38660765 - 22 = 38660761 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38660761) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 99191 + ... + 99579.
It is an arithmetic number, because the mean of its divisors is an integer number (1719900).
Almost surely, 238660765 is an apocalyptic number.
It is an amenable number.
38660765 is a deficient number, since it is larger than the sum of its proper divisors (16376035).
38660765 is a wasteful number, since it uses less digits than its factorization.
38660765 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 557.
The product of its (nonzero) digits is 181440, while the sum is 41.
The square root of 38660765 is about 6217.7781401398. The cubic root of 38660765 is about 338.1350166102.
The spelling of 38660765 in words is "thirty-eight million, six hundred sixty thousand, seven hundred sixty-five".
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