Base | Representation |
---|---|
bin | 11110100011111000011… |
… | …011100000110001000000 |
3 | 21102202202102020111020011 |
4 | 132203320123200301000 |
5 | 233402012133031422 |
6 | 4244440024354304 |
7 | 304504506324235 |
oct | 36437033406100 |
9 | 7382672214204 |
10 | 2100112002112 |
11 | 73a71a525813 |
12 | 29b023315994 |
13 | 12306932a547 |
14 | 7390874778c |
15 | 39966e8d077 |
hex | 1e8f86e0c40 |
2100112002112 has 56 divisors (see below), whose sum is σ = 4173439054680. Its totient is φ = 1048537804800.
The previous prime is 2100112002013. The next prime is 2100112002113. The reversal of 2100112002112 is 2112002110012.
It can be written as a sum of positive squares in 4 ways, for example, as 819647758336 + 1280464243776 = 905344^2 + 1131576^2 .
It is a junction number, because it is equal to n+sod(n) for n = 2100112002092 and 2100112002101.
It is not an unprimeable number, because it can be changed into a prime (2100112002113) 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, 177954612 + ... + 177966412.
It is an arithmetic number, because the mean of its divisors is an integer number (74525697405).
Almost surely, 22100112002112 is an apocalyptic number.
It is an amenable number.
2100112002112 is a deficient number, since it is larger than the sum of its proper divisors (2073327052568).
2100112002112 is a wasteful number, since it uses less digits than its factorization.
2100112002112 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15599 (or 15589 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 13.
Adding to 2100112002112 its reverse (2112002110012), we get a palindrome (4212114112124).
The spelling of 2100112002112 in words is "two trillion, one hundred billion, one hundred twelve million, two thousand, one hundred twelve".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.102 sec. • engine limits •