Base | Representation |
---|---|
bin | 100100001011000000… |
… | …111011100000100100 |
3 | 10201020210100222010010 |
4 | 210023000323200210 |
5 | 1114020402430123 |
6 | 25502001130220 |
7 | 2543323202226 |
oct | 441300734044 |
9 | 121223328103 |
10 | 38839498788 |
11 | 15520980332 |
12 | 763b329970 |
13 | 387c80a75c |
14 | 1c46400416 |
15 | 1024b9e993 |
hex | 90b03b824 |
38839498788 has 48 divisors (see below), whose sum is σ = 91970977280. Its totient is φ = 12755487744.
The previous prime is 38839498777. The next prime is 38839498823. The reversal of 38839498788 is 88789493883.
It is a happy number.
It is a super-2 number, since 2×388394987882 (a number of 22 digits) contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 184758 + ... + 334386.
Almost surely, 238839498788 is an apocalyptic number.
It is an amenable number.
38839498788 is an abundant number, since it is smaller than the sum of its proper divisors (53131478492).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38839498788 is a wasteful number, since it uses less digits than its factorization.
38839498788 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 149956 (or 149954 counting only the distinct ones).
The product of its digits is 668860416, while the sum is 75.
The spelling of 38839498788 in words is "thirty-eight billion, eight hundred thirty-nine million, four hundred ninety-eight thousand, seven hundred eighty-eight".
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