Base | Representation |
---|---|
bin | 100100001111011011… |
… | …100111101100100101 |
3 | 10201102221210220220000 |
4 | 210033123213230211 |
5 | 1114143340320024 |
6 | 25513205331513 |
7 | 2545213115442 |
oct | 441733475445 |
9 | 121387726800 |
10 | 38913604389 |
11 | 15559795a30 |
12 | 7660106b99 |
13 | 3891c85c1a |
14 | 1c521b09c9 |
15 | 102b43bcc9 |
hex | 90f6e7b25 |
38913604389 has 40 divisors (see below), whose sum is σ = 66171961152. Its totient is φ = 22558599360.
The previous prime is 38913604361. The next prime is 38913604393. The reversal of 38913604389 is 98340631983.
It is not a de Polignac number, because 38913604389 - 29 = 38913603877 is a prime.
It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38913605389) by changing a digit.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 928944 + ... + 969929.
Almost surely, 238913604389 is an apocalyptic number.
It is an amenable number.
38913604389 is a deficient number, since it is larger than the sum of its proper divisors (27258356763).
38913604389 is a wasteful number, since it uses less digits than its factorization.
38913604389 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1898919 (or 1898910 counting only the distinct ones).
The product of its (nonzero) digits is 3359232, while the sum is 54.
The spelling of 38913604389 in words is "thirty-eight billion, nine hundred thirteen million, six hundred four thousand, three hundred eighty-nine".
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