Base | Representation |
---|---|
bin | 10000011110010… |
… | …00100010010010 |
3 | 100122000111222102 |
4 | 20033020202102 |
5 | 240333403400 |
6 | 21413440402 |
7 | 3265360166 |
oct | 1017104222 |
9 | 318014872 |
10 | 138184850 |
11 | 71002361 |
12 | 3a340102 |
13 | 228230ab |
14 | 144d0ca6 |
15 | c1e89d5 |
hex | 83c8892 |
138184850 has 24 divisors (see below), whose sum is σ = 257397588. Its totient is φ = 55193600.
The previous prime is 138184817. The next prime is 138184877. The reversal of 138184850 is 58481831.
138184850 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 6 ways, for example, as 76860289 + 61324561 = 8767^2 + 7831^2 .
It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
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, 42482 + ... + 45618.
Almost surely, 2138184850 is an apocalyptic number.
138184850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
138184850 is a deficient number, since it is larger than the sum of its proper divisors (119212738).
138184850 is a wasteful number, since it uses less digits than its factorization.
138184850 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4030 (or 4025 counting only the distinct ones).
The product of its (nonzero) digits is 30720, while the sum is 38.
The square root of 138184850 is about 11755.2052300247. The cubic root of 138184850 is about 516.9955565815.
The spelling of 138184850 in words is "one hundred thirty-eight million, one hundred eighty-four thousand, eight hundred fifty".
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