Base | Representation |
---|---|
bin | 10011110011100… |
… | …11100001000101 |
3 | 102120122012102202 |
4 | 21321303201011 |
5 | 320013220130 |
6 | 24253044245 |
7 | 4055143661 |
oct | 1171634105 |
9 | 376565382 |
10 | 166148165 |
11 | 85871637 |
12 | 47786685 |
13 | 28564031 |
14 | 180cd8a1 |
15 | e8be145 |
hex | 9e73845 |
166148165 has 16 divisors (see below), whose sum is σ = 202849920. Its totient is φ = 130616640.
The previous prime is 166148161. The next prime is 166148183. The reversal of 166148165 is 561841661.
166148165 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 166148165 - 22 = 166148161 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (166148161) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 148187 + ... + 149303.
It is an arithmetic number, because the mean of its divisors is an integer number (12678120).
Almost surely, 2166148165 is an apocalyptic number.
It is an amenable number.
166148165 is a deficient number, since it is larger than the sum of its proper divisors (36701755).
166148165 is a wasteful number, since it uses less digits than its factorization.
166148165 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1612.
The product of its digits is 34560, while the sum is 38.
The square root of 166148165 is about 12889.8473613926. The cubic root of 166148165 is about 549.7499303947.
The spelling of 166148165 in words is "one hundred sixty-six million, one hundred forty-eight thousand, one hundred sixty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.102 sec. • engine limits •