Base | Representation |
---|---|
bin | 1000000010011100011001 |
3 | 10222001111000 |
4 | 20002130121 |
5 | 1014412121 |
6 | 113055213 |
7 | 23624220 |
oct | 10023431 |
9 | 3861430 |
10 | 2107161 |
11 | 120a161 |
12 | 857509 |
13 | 58a154 |
14 | 3cbcb7 |
15 | 2b9526 |
hex | 202719 |
2107161 has 16 divisors (see below), whose sum is σ = 3568000. Its totient is φ = 1203984.
The previous prime is 2107153. The next prime is 2107177. The reversal of 2107161 is 1617012.
It is not a de Polignac number, because 2107161 - 23 = 2107153 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (2107141) 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, 5386 + ... + 5763.
It is an arithmetic number, because the mean of its divisors is an integer number (223000).
22107161 is an apocalyptic number.
2107161 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
It is an amenable number.
2107161 is a deficient number, since it is larger than the sum of its proper divisors (1460839).
2107161 is a wasteful number, since it uses less digits than its factorization.
2107161 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11165 (or 11159 counting only the distinct ones).
The product of its (nonzero) digits is 84, while the sum is 18.
The square root of 2107161 is about 1451.6063515981. The cubic root of 2107161 is about 128.2033105243.
The spelling of 2107161 in words is "two million, one hundred seven thousand, one hundred sixty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.086 sec. • engine limits •