Base | Representation |
---|---|
bin | 100100001101001100… |
… | …101010011100000100 |
3 | 10201100100021222100200 |
4 | 210031030222130010 |
5 | 1114104242112103 |
6 | 25505350210500 |
7 | 2544246434022 |
oct | 441514523404 |
9 | 121310258320 |
10 | 38876129028 |
11 | 1553a61a160 |
12 | 764b653a30 |
13 | 3887294559 |
14 | 1c4b217712 |
15 | 1027ed80a3 |
hex | 90d32a704 |
38876129028 has 36 divisors (see below), whose sum is σ = 107203872048. Its totient is φ = 11780645040.
The previous prime is 38876128999. The next prime is 38876129077. The reversal of 38876129028 is 82092167883.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (36).
It is a super-2 number, since 2×388761290282 (a number of 22 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 49085626 + ... + 49086417.
Almost surely, 238876129028 is an apocalyptic number.
It is an amenable number.
38876129028 is an abundant number, since it is smaller than the sum of its proper divisors (68327743020).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38876129028 is a wasteful number, since it uses less digits than its factorization.
38876129028 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 98172064 (or 98172059 counting only the distinct ones).
The product of its (nonzero) digits is 2322432, while the sum is 54.
The spelling of 38876129028 in words is "thirty-eight billion, eight hundred seventy-six million, one hundred twenty-nine thousand, twenty-eight".
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