Base | Representation |
---|---|
bin | 10000010110011… |
… | …11100001010111 |
3 | 100120002200212000 |
4 | 20023033201113 |
5 | 240103234022 |
6 | 21335530343 |
7 | 3253611426 |
oct | 1013174127 |
9 | 316080760 |
10 | 137164887 |
11 | 70476012 |
12 | 39b299b3 |
13 | 22556a72 |
14 | 143072bd |
15 | c0966ac |
hex | 82cf857 |
137164887 has 32 divisors (see below), whose sum is σ = 208104960. Its totient is φ = 89268480.
The previous prime is 137164873. The next prime is 137164889. The reversal of 137164887 is 788461731.
137164887 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 137164887 - 28 = 137164631 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (137164889) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 217062 + ... + 217692.
It is an arithmetic number, because the mean of its divisors is an integer number (6503280).
Almost surely, 2137164887 is an apocalyptic number.
137164887 is a deficient number, since it is larger than the sum of its proper divisors (70940073).
137164887 is an equidigital number, since it uses as much as digits as its factorization.
137164887 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 820 (or 814 counting only the distinct ones).
The product of its digits is 225792, while the sum is 45.
The square root of 137164887 is about 11711.7414162028. The cubic root of 137164887 is about 515.7204069406.
The spelling of 137164887 in words is "one hundred thirty-seven million, one hundred sixty-four thousand, eight hundred eighty-seven".
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