Base | Representation |
---|---|
bin | 10001011101001111011011… |
… | …10101001010100011111110 |
3 | 12000220212102120220022210001 |
4 | 20232213231311022203332 |
5 | 20012422323343031223 |
6 | 213351131112504514 |
7 | 11041310136323014 |
oct | 1056475565124376 |
9 | 160825376808701 |
10 | 38388112861438 |
11 | 11260341a3052a |
12 | 437ba593ab13a |
13 | 1855ca2a04832 |
14 | 969dcd18c8b4 |
15 | 468869c5c9ad |
hex | 22e9edd4a8fe |
38388112861438 has 16 divisors (see below), whose sum is σ = 58890265968960. Its totient is φ = 18759176207136.
The previous prime is 38388112861349. The next prime is 38388112861489. The reversal of 38388112861438 is 83416821188383.
It is a self number, because there is not a number n which added to its sum of digits gives 38388112861438.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 287933481 + ... + 288066772.
It is an arithmetic number, because the mean of its divisors is an integer number (3680641623060).
Almost surely, 238388112861438 is an apocalyptic number.
38388112861438 is a deficient number, since it is larger than the sum of its proper divisors (20502153107522).
38388112861438 is a wasteful number, since it uses less digits than its factorization.
38388112861438 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 576001011.
The product of its digits is 42467328, while the sum is 64.
The spelling of 38388112861438 in words is "thirty-eight trillion, three hundred eighty-eight billion, one hundred twelve million, eight hundred sixty-one thousand, four hundred thirty-eight".
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