Base | Representation |
---|---|
bin | 100100010011100111… |
… | …001010000001000000 |
3 | 10201121211210001022020 |
4 | 210103213022001000 |
5 | 1114314314044113 |
6 | 25524152441440 |
7 | 2550024205050 |
oct | 442347120100 |
9 | 121554701266 |
10 | 38983737408 |
11 | 15595337a00 |
12 | 767b6a9280 |
13 | 38a3670155 |
14 | 1c5b629560 |
15 | 1032692023 |
hex | 9139ca040 |
38983737408 has 672 divisors, whose sum is σ = 140100710400. Its totient is φ = 9329295360.
The previous prime is 38983737343. The next prime is 38983737413. The reversal of 38983737408 is 80473738983.
It is a tau number, because it is divible by the number of its divisors (672).
It is an unprimeable number.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 163111753 + ... + 163111991.
It is an arithmetic number, because the mean of its divisors is an integer number (208483200).
Almost surely, 238983737408 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 38983737408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70050355200).
38983737408 is an abundant number, since it is smaller than the sum of its proper divisors (101116972992).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38983737408 is a wasteful number, since it uses less digits than its factorization.
38983737408 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 359 (or 338 counting only the distinct ones).
The product of its (nonzero) digits is 24385536, while the sum is 60.
The spelling of 38983737408 in words is "thirty-eight billion, nine hundred eighty-three million, seven hundred thirty-seven thousand, four hundred eight".
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