Base | Representation |
---|---|
bin | 10011100100011… |
… | …01011010111011 |
3 | 102102220001020011 |
4 | 21302031122323 |
5 | 314011011430 |
6 | 24142242351 |
7 | 4032212113 |
oct | 1162153273 |
9 | 372801204 |
10 | 164157115 |
11 | 84731741 |
12 | 46b863b7 |
13 | 280179b5 |
14 | 17b32043 |
15 | e62922a |
hex | 9c8d6bb |
164157115 has 8 divisors (see below), whose sum is σ = 198010368. Its totient is φ = 130644480.
The previous prime is 164157107. The next prime is 164157127. The reversal of 164157115 is 511751461.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 164157115 - 23 = 164157107 is a prime.
It is a Duffinian number.
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, 84091 + ... + 86020.
It is an arithmetic number, because the mean of its divisors is an integer number (24751296).
Almost surely, 2164157115 is an apocalyptic number.
164157115 is a deficient number, since it is larger than the sum of its proper divisors (33853253).
164157115 is a wasteful number, since it uses less digits than its factorization.
164157115 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 170309.
The product of its digits is 4200, while the sum is 31.
The square root of 164157115 is about 12812.3813165235. The cubic root of 164157115 is about 547.5451086316.
The spelling of 164157115 in words is "one hundred sixty-four million, one hundred fifty-seven thousand, one hundred fifteen".
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