Base | Representation |
---|---|
bin | 1000001000100000… |
… | …1010111101110001 |
3 | 12122011001001010220 |
4 | 2002020022331301 |
5 | 13432343231040 |
6 | 1000345043253 |
7 | 105046503456 |
oct | 20210127561 |
9 | 5564031126 |
10 | 2183180145 |
11 | a20391613 |
12 | 50b186529 |
13 | 28a3c2893 |
14 | 169d3d82d |
15 | cb9e82d0 |
hex | 8220af71 |
2183180145 has 32 divisors (see below), whose sum is σ = 3549208320. Its totient is φ = 1145798400.
The previous prime is 2183180141. The next prime is 2183180147. The reversal of 2183180145 is 5410813812.
It is not a de Polignac number, because 2183180145 - 22 = 2183180141 is a prime.
It is not an unprimeable number, because it can be changed into a prime (2183180141) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 248691 + ... + 257319.
It is an arithmetic number, because the mean of its divisors is an integer number (110912760).
Almost surely, 22183180145 is an apocalyptic number.
It is an amenable number.
2183180145 is a deficient number, since it is larger than the sum of its proper divisors (1366028175).
2183180145 is a wasteful number, since it uses less digits than its factorization.
2183180145 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8905.
The product of its (nonzero) digits is 7680, while the sum is 33.
The square root of 2183180145 is about 46724.5133200978. The cubic root of 2183180145 is about 1297.2684548638.
Adding to 2183180145 its reverse (5410813812), we get a palindrome (7593993957).
The spelling of 2183180145 in words is "two billion, one hundred eighty-three million, one hundred eighty thousand, one hundred forty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •