Base | Representation |
---|---|
bin | 111110100111101… |
… | …1100100011011000 |
3 | 12102102210002001102 |
4 | 1331033130203120 |
5 | 13300401413422 |
6 | 544300010532 |
7 | 103032625523 |
oct | 17517344330 |
9 | 5372702042 |
10 | 2101201112 |
11 | 98908954a |
12 | 4a7830a48 |
13 | 27641b78a |
14 | 15d0bdbba |
15 | c4703192 |
hex | 7d3dc8d8 |
2101201112 has 32 divisors (see below), whose sum is σ = 4022660880. Its totient is φ = 1028576640.
The previous prime is 2101201097. The next prime is 2101201117. The reversal of 2101201112 is 2111021012.
It is a super-2 number, since 2×21012011122 = 8830092226140073088, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 2101201093 and 2101201102.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2101201117) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 203138 + ... + 213230.
Almost surely, 22101201112 is an apocalyptic number.
It is an amenable number.
2101201112 is a deficient number, since it is larger than the sum of its proper divisors (1921459768).
2101201112 is a wasteful number, since it uses less digits than its factorization.
2101201112 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10643 (or 10639 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 11.
The square root of 2101201112 is about 45838.8602825158. The cubic root of 2101201112 is about 1280.8232643285.
Adding to 2101201112 its reverse (2111021012), we get a palindrome (4212222124).
The spelling of 2101201112 in words is "two billion, one hundred one million, two hundred one thousand, one hundred twelve".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •