Base | Representation |
---|---|
bin | 100011100111000010… |
… | …010010100010100011 |
3 | 10122200201112201121201 |
4 | 203213002102202203 |
5 | 1111301341003431 |
6 | 25322035302031 |
7 | 2522343402442 |
oct | 434702224243 |
9 | 118621481551 |
10 | 38235875491 |
11 | 15241178200 |
12 | 74b114a917 |
13 | 37b47438c8 |
14 | 1bca192d59 |
15 | edbbb8461 |
hex | 8e70928a3 |
38235875491 has 24 divisors (see below), whose sum is σ = 42881442912. Its totient is φ = 34058323200.
The previous prime is 38235875467. The next prime is 38235875527. The reversal of 38235875491 is 19457853283.
It is not a de Polignac number, because 38235875491 - 29 = 38235874979 is a prime.
It is not an unprimeable number, because it can be changed into a prime (38235875401) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1931355 + ... + 1951051.
It is an arithmetic number, because the mean of its divisors is an integer number (1786726788).
Almost surely, 238235875491 is an apocalyptic number.
38235875491 is a deficient number, since it is larger than the sum of its proper divisors (4645567421).
38235875491 is a wasteful number, since it uses less digits than its factorization.
38235875491 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20043 (or 20032 counting only the distinct ones).
The product of its digits is 7257600, while the sum is 55.
The spelling of 38235875491 in words is "thirty-eight billion, two hundred thirty-five million, eight hundred seventy-five thousand, four hundred ninety-one".
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