Base | Representation |
---|---|
bin | 10000100111010… |
… | …10011000100000 |
3 | 100201020211112022 |
4 | 20103222120200 |
5 | 241134401224 |
6 | 21455121012 |
7 | 3311433356 |
oct | 1023523040 |
9 | 321224468 |
10 | 139372064 |
11 | 71743327 |
12 | 3a813168 |
13 | 22b4a5a0 |
14 | 1471d7d6 |
15 | c38065e |
hex | 84ea620 |
139372064 has 24 divisors (see below), whose sum is σ = 295496460. Its totient is φ = 64325376.
The previous prime is 139372043. The next prime is 139372091. The reversal of 139372064 is 460273931.
139372064 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 124099600 + 15272464 = 11140^2 + 3908^2 .
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, 167099 + ... + 167930.
Almost surely, 2139372064 is an apocalyptic number.
It is an amenable number.
139372064 is an abundant number, since it is smaller than the sum of its proper divisors (156124396).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
139372064 is a wasteful number, since it uses less digits than its factorization.
139372064 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 335052 (or 335044 counting only the distinct ones).
The product of its (nonzero) digits is 27216, while the sum is 35.
The square root of 139372064 is about 11805.5946059485. The cubic root of 139372064 is about 518.4719242405.
The spelling of 139372064 in words is "one hundred thirty-nine million, three hundred seventy-two thousand, sixty-four".
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