Base | Representation |
---|---|
bin | 111110111100100… |
… | …1001100000001010 |
3 | 12110012100110221222 |
4 | 1331321021200022 |
5 | 13311201230010 |
6 | 545330202042 |
7 | 103224556352 |
oct | 17571114012 |
9 | 5405313858 |
10 | 2112133130 |
11 | 994275978 |
12 | 4ab423322 |
13 | 278778623 |
14 | 160727b62 |
15 | c5662355 |
hex | 7de4980a |
2112133130 has 8 divisors (see below), whose sum is σ = 3801839652. Its totient is φ = 844853248.
The previous prime is 2112133129. The next prime is 2112133139. The reversal of 2112133130 is 313312112.
It can be written as a sum of positive squares in 2 ways, for example, as 2106718201 + 5414929 = 45899^2 + 2327^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×21121331302 = 8922212717687193800, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 2112133099 and 2112133108.
It is not an unprimeable number, because it can be changed into a prime (2112133139) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105606647 + ... + 105606666.
Almost surely, 22112133130 is an apocalyptic number.
2112133130 is a deficient number, since it is larger than the sum of its proper divisors (1689706522).
2112133130 is a wasteful number, since it uses less digits than its factorization.
2112133130 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 211213320.
The product of its (nonzero) digits is 108, while the sum is 17.
The square root of 2112133130 is about 45957.9495843755. The cubic root of 2112133130 is about 1283.0406897050.
Adding to 2112133130 its reverse (313312112), we get a palindrome (2425445242).
The spelling of 2112133130 in words is "two billion, one hundred twelve million, one hundred thirty-three thousand, one hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.081 sec. • engine limits •