Base | Representation |
---|---|
bin | 10000011111001… |
… | …11001111001000 |
3 | 100122020220110211 |
4 | 20033213033020 |
5 | 240401414400 |
6 | 21420250504 |
7 | 3266422621 |
oct | 1017471710 |
9 | 318226424 |
10 | 138310600 |
11 | 7108888a |
12 | 3a3a0a34 |
13 | 228683bc |
14 | 14524a48 |
15 | c220dba |
hex | 83e73c8 |
138310600 has 24 divisors (see below), whose sum is σ = 321572610. Its totient is φ = 55324160.
The previous prime is 138310537. The next prime is 138310637. The reversal of 138310600 is 6013831.
138310600 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 3 ways, for example, as 83283876 + 55026724 = 9126^2 + 7418^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 345577 + ... + 345976.
Almost surely, 2138310600 is an apocalyptic number.
138310600 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
138310600 is an abundant number, since it is smaller than the sum of its proper divisors (183262010).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
138310600 is a wasteful number, since it uses less digits than its factorization.
138310600 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 691569 (or 691560 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 22.
The square root of 138310600 is about 11760.5527081001. The cubic root of 138310600 is about 517.1523332484.
The spelling of 138310600 in words is "one hundred thirty-eight million, three hundred ten thousand, six hundred".
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