Base | Representation |
---|---|
bin | 10100110111001001… |
… | …00111011111011100 |
3 | 1001220112210001102100 |
4 | 22123210213133130 |
5 | 140414200031022 |
6 | 5051210525100 |
7 | 544355306043 |
oct | 123344473734 |
9 | 31815701370 |
10 | 11200002012 |
11 | 4828122311 |
12 | 2206a36790 |
13 | 10964b2834 |
14 | 78369355a |
15 | 4583e91ac |
hex | 29b9277dc |
11200002012 has 72 divisors (see below), whose sum is σ = 28649602800. Its totient is φ = 3688881408.
The previous prime is 11200001993. The next prime is 11200002019. The reversal of 11200002012 is 21020000211.
It is a Harshad number since it is a multiple of its sum of digits (9).
It is a junction number, because it is equal to n+sod(n) for n = 11200001985 and 11200002003.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11200002019) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1571914 + ... + 1579022.
It is an arithmetic number, because the mean of its divisors is an integer number (397911150).
Almost surely, 211200002012 is an apocalyptic number.
11200002012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
11200002012 is an abundant number, since it is smaller than the sum of its proper divisors (17449600788).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11200002012 is a wasteful number, since it uses less digits than its factorization.
11200002012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7635 (or 7630 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 9.
Adding to 11200002012 its reverse (21020000211), we get a palindrome (32220002223).
The spelling of 11200002012 in words is "eleven billion, two hundred million, two thousand, twelve".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.094 sec. • engine limits •