Base | Representation |
---|---|
bin | 100011011011010010… |
… | …110010011010111111 |
3 | 10122011222212000002110 |
4 | 203123102302122333 |
5 | 1110400422430131 |
6 | 25250321025103 |
7 | 2514432043452 |
oct | 433322623277 |
9 | 118158760073 |
10 | 38038873791 |
11 | 1514aa52986 |
12 | 7457185193 |
13 | 3782999259 |
14 | 1babd51499 |
15 | ec9752646 |
hex | 8db4b26bf |
38038873791 has 16 divisors (see below), whose sum is σ = 53522403200. Its totient is φ = 23964022368.
The previous prime is 38038873739. The next prime is 38038873801. The reversal of 38038873791 is 19737883083.
It is not a de Polignac number, because 38038873791 - 26 = 38038873727 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (57).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38038873711) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 817861 + ... + 863118.
It is an arithmetic number, because the mean of its divisors is an integer number (3345150200).
Almost surely, 238038873791 is an apocalyptic number.
38038873791 is a deficient number, since it is larger than the sum of its proper divisors (15483529409).
38038873791 is a wasteful number, since it uses less digits than its factorization.
38038873791 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1681398.
The product of its (nonzero) digits is 6096384, while the sum is 57.
The spelling of 38038873791 in words is "thirty-eight billion, thirty-eight million, eight hundred seventy-three thousand, seven hundred ninety-one".
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