Base | Representation |
---|---|
bin | 10000011110111… |
… | …01100010011100 |
3 | 100122011212222120 |
4 | 20033131202130 |
5 | 240344132001 |
6 | 21415342540 |
7 | 3266166042 |
oct | 1017354234 |
9 | 318155876 |
10 | 138270876 |
11 | 71060a57 |
12 | 3a381a50 |
13 | 228532b3 |
14 | 14514392 |
15 | c214236 |
hex | 83dd89c |
138270876 has 12 divisors (see below), whose sum is σ = 322632072. Its totient is φ = 46090288.
The previous prime is 138270863. The next prime is 138270931. The reversal of 138270876 is 678072831.
138270876 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (12).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5761275 + ... + 5761298.
It is an arithmetic number, because the mean of its divisors is an integer number (26886006).
Almost surely, 2138270876 is an apocalyptic number.
It is an amenable number.
138270876 is an abundant number, since it is smaller than the sum of its proper divisors (184361196).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
138270876 is a wasteful number, since it uses less digits than its factorization.
138270876 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11522580 (or 11522578 counting only the distinct ones).
The product of its (nonzero) digits is 112896, while the sum is 42.
The square root of 138270876 is about 11758.8637206152. The cubic root of 138270876 is about 517.1028183007.
The spelling of 138270876 in words is "one hundred thirty-eight million, two hundred seventy thousand, eight hundred seventy-six".
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