Base | Representation |
---|---|
bin | 100100000101101111… |
… | …101111101010011110 |
3 | 10201000122001020101200 |
4 | 210011233233222132 |
5 | 1113330240421432 |
6 | 25445122420330 |
7 | 2541200660334 |
oct | 440557575236 |
9 | 121018036350 |
10 | 38751107742 |
11 | 15485a98886 |
12 | 76158016a6 |
13 | 38673ccc69 |
14 | 1c38791b54 |
15 | 101c03ea7c |
hex | 905befa9e |
38751107742 has 36 divisors (see below), whose sum is σ = 89190133656. Its totient is φ = 12157208640.
The previous prime is 38751107683. The next prime is 38751107743. The reversal of 38751107742 is 24770115783.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38751107743) by changing a digit.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 3719434 + ... + 3729837.
Almost surely, 238751107742 is an apocalyptic number.
38751107742 is an abundant number, since it is smaller than the sum of its proper divisors (50439025914).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38751107742 is a wasteful number, since it uses less digits than its factorization.
38751107742 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7449313 (or 7449293 counting only the distinct ones).
The product of its (nonzero) digits is 329280, while the sum is 45.
The spelling of 38751107742 in words is "thirty-eight billion, seven hundred fifty-one million, one hundred seven thousand, seven hundred forty-two".
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