Base | Representation |
---|---|
bin | 1001010001000… |
… | …0100101011110 |
3 | 2201010120002120 |
4 | 2110100211132 |
5 | 34422141441 |
6 | 3505003410 |
7 | 651230520 |
oct | 224204536 |
9 | 81116076 |
10 | 38865246 |
11 | 1aa36042 |
12 | 11023566 |
13 | 808a1b4 |
14 | 5239a10 |
15 | 362a966 |
hex | 251095e |
38865246 has 32 divisors (see below), whose sum is σ = 89019648. Its totient is φ = 11081280.
The previous prime is 38865223. The next prime is 38865251. The reversal of 38865246 is 64256883.
It is a Harshad number since it is a multiple of its sum of digits (42).
It is a junction number, because it is equal to n+sod(n) for n = 38865198 and 38865207.
It is a congruent number.
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, 39541 + ... + 40511.
It is an arithmetic number, because the mean of its divisors is an integer number (2781864).
Almost surely, 238865246 is an apocalyptic number.
38865246 is an abundant number, since it is smaller than the sum of its proper divisors (50154402).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38865246 is a wasteful number, since it uses less digits than its factorization.
38865246 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1936.
The product of its digits is 276480, while the sum is 42.
The square root of 38865246 is about 6234.1997080620. The cubic root of 38865246 is about 338.7301129831.
The spelling of 38865246 in words is "thirty-eight million, eight hundred sixty-five thousand, two hundred forty-six".
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