Base | Representation |
---|---|
bin | 1001010000111… |
… | …0010011101000 |
3 | 2201010002021212 |
4 | 2110032103220 |
5 | 34421342122 |
6 | 3504452252 |
7 | 651161354 |
oct | 224162350 |
9 | 81102255 |
10 | 38855912 |
11 | 1aa2a027 |
12 | 1101a088 |
13 | 8085b84 |
14 | 5236464 |
15 | 3627ce2 |
hex | 250e4e8 |
38855912 has 32 divisors (see below), whose sum is σ = 77479200. Its totient is φ = 18216000.
The previous prime is 38855909. The next prime is 38855917. The reversal of 38855912 is 21955883.
It is a self number, because there is not a number n which added to its sum of digits gives 38855912.
It is not an unprimeable number, because it can be changed into a prime (38855917) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 14087 + ... + 16617.
It is an arithmetic number, because the mean of its divisors is an integer number (2421225).
Almost surely, 238855912 is an apocalyptic number.
It is an amenable number.
38855912 is a deficient number, since it is larger than the sum of its proper divisors (38623288).
38855912 is a wasteful number, since it uses less digits than its factorization.
38855912 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2657 (or 2653 counting only the distinct ones).
The product of its digits is 86400, while the sum is 41.
The square root of 38855912 is about 6233.4510505819. The cubic root of 38855912 is about 338.7029939814.
The spelling of 38855912 in words is "thirty-eight million, eight hundred fifty-five thousand, nine hundred twelve".
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