Base | Representation |
---|---|
bin | 10000011111010… |
… | …00001100010000 |
3 | 100122021002211201 |
4 | 20033220030100 |
5 | 240402031022 |
6 | 21420320544 |
7 | 3266440210 |
oct | 1017501420 |
9 | 318232751 |
10 | 138314512 |
11 | 71090816 |
12 | 3a3a3154 |
13 | 2286a10b |
14 | 14526240 |
15 | c222127 |
hex | 83e8310 |
138314512 has 20 divisors (see below), whose sum is σ = 306268096. Its totient is φ = 59277600.
The previous prime is 138314507. The next prime is 138314521. The reversal of 138314512 is 215413831.
It is a happy number.
138314512 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (28).
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, 617364 + ... + 617587.
Almost surely, 2138314512 is an apocalyptic number.
It is an amenable number.
138314512 is an abundant number, since it is smaller than the sum of its proper divisors (167953584).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
138314512 is a wasteful number, since it uses less digits than its factorization.
138314512 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1234966 (or 1234960 counting only the distinct ones).
The product of its digits is 2880, while the sum is 28.
The square root of 138314512 is about 11760.7190256378. The cubic root of 138314512 is about 517.1572089432.
The spelling of 138314512 in words is "one hundred thirty-eight million, three hundred fourteen thousand, five hundred twelve".
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