Base | Representation |
---|---|
bin | 1000000011000000… |
… | …1000111111101101 |
3 | 12120112121121210211 |
4 | 2000300020333231 |
5 | 13410441302110 |
6 | 554202302421 |
7 | 104346401365 |
oct | 20060107755 |
9 | 5515547724 |
10 | 2160103405 |
11 | a0935a729 |
12 | 5034b7a11 |
13 | 2856a2bc5 |
14 | 166c539a5 |
15 | c998a98a |
hex | 80c08fed |
2160103405 has 16 divisors (see below), whose sum is σ = 2678151168. Its totient is φ = 1670832000.
The previous prime is 2160103381. The next prime is 2160103411. The reversal of 2160103405 is 5043010612.
It is not a de Polignac number, because 2160103405 - 25 = 2160103373 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 185145 + ... + 196465.
It is an arithmetic number, because the mean of its divisors is an integer number (167384448).
Almost surely, 22160103405 is an apocalyptic number.
It is an amenable number.
2160103405 is a deficient number, since it is larger than the sum of its proper divisors (518047763).
2160103405 is a wasteful number, since it uses less digits than its factorization.
2160103405 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12588.
The product of its (nonzero) digits is 720, while the sum is 22.
The square root of 2160103405 is about 46476.9126018500. The cubic root of 2160103405 is about 1292.6814414047.
The spelling of 2160103405 in words is "two billion, one hundred sixty million, one hundred three thousand, four hundred five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •