Base | Representation |
---|---|
bin | 100100001010011110… |
… | …101010001000000000 |
3 | 10201020011110112020200 |
4 | 210022132222020000 |
5 | 1114011102432223 |
6 | 25501040405200 |
7 | 2543153633430 |
oct | 441236521000 |
9 | 121204415220 |
10 | 38830514688 |
11 | 155168a4459 |
12 | 7638316800 |
13 | 387a9b3414 |
14 | 1c451422c0 |
15 | 1023ec7a43 |
hex | 90a7aa200 |
38830514688 has 240 divisors, whose sum is σ = 132212061696. Its totient is φ = 10736271360.
The previous prime is 38830514677. The next prime is 38830514689. The reversal of 38830514688 is 88641503883.
38830514688 is a `hidden beast` number, since 38 + 8 + 30 + 514 + 68 + 8 = 666.
It is not an unprimeable number, because it can be changed into a prime (38830514689) 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, 980520 + ... + 1019352.
Almost surely, 238830514688 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 38830514688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66106030848).
38830514688 is an abundant number, since it is smaller than the sum of its proper divisors (93381547008).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38830514688 is a wasteful number, since it uses less digits than its factorization.
38830514688 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 38895 (or 38876 counting only the distinct ones).
The product of its (nonzero) digits is 4423680, while the sum is 54.
The spelling of 38830514688 in words is "thirty-eight billion, eight hundred thirty million, five hundred fourteen thousand, six hundred eighty-eight".
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