Base | Representation |
---|---|
bin | 10000100000011… |
… | …11111001101000 |
3 | 100122120100221201 |
4 | 20100033321220 |
5 | 240422232120 |
6 | 21424013544 |
7 | 3301015333 |
oct | 1020177150 |
9 | 318510851 |
10 | 138477160 |
11 | 71191a38 |
12 | 3a4612b4 |
13 | 228c6163 |
14 | 1456961a |
15 | c25540a |
hex | 840fe68 |
138477160 has 32 divisors (see below), whose sum is σ = 312544800. Its totient is φ = 55218240.
The previous prime is 138477151. The next prime is 138477179. The reversal of 138477160 is 61774831.
138477160 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a Smith number, since the sum of its digits (37) coincides with the sum of the digits of its prime factors.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8011 + ... + 18469.
It is an arithmetic number, because the mean of its divisors is an integer number (9767025).
Almost surely, 2138477160 is an apocalyptic number.
138477160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
138477160 is an abundant number, since it is smaller than the sum of its proper divisors (174067640).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
138477160 is a wasteful number, since it uses less digits than its factorization.
138477160 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10801 (or 10797 counting only the distinct ones).
The product of its (nonzero) digits is 28224, while the sum is 37.
The square root of 138477160 is about 11767.6318773150. The cubic root of 138477160 is about 517.3598428658.
It can be divided in two parts, 1384771 and 60, that added together give a palindrome (1384831).
The spelling of 138477160 in words is "one hundred thirty-eight million, four hundred seventy-seven thousand, one hundred sixty".
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