Base | Representation |
---|---|
bin | 111110111100101… |
… | …1101000001101111 |
3 | 12110012111112122221 |
4 | 1331321131001233 |
5 | 13311211304403 |
6 | 545332020211 |
7 | 103225341460 |
oct | 17571350157 |
9 | 5405445587 |
10 | 2112213103 |
11 | 99431aa70 |
12 | 4ab461667 |
13 | 2787a5b50 |
14 | 160748d67 |
15 | c567adbd |
hex | 7de5d06f |
2112213103 has 16 divisors (see below), whose sum is σ = 2835979776. Its totient is φ = 1519273440.
The previous prime is 2112213097. The next prime is 2112213107. The reversal of 2112213103 is 3013122112.
It is a cyclic number.
It is not a de Polignac number, because 2112213103 - 213 = 2112204911 is a prime.
It is a super-2 number, since 2×21122131032 = 8922888384969777218, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2112213107) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1054051 + ... + 1056052.
It is an arithmetic number, because the mean of its divisors is an integer number (177248736).
Almost surely, 22112213103 is an apocalyptic number.
2112213103 is a deficient number, since it is larger than the sum of its proper divisors (723766673).
2112213103 is a wasteful number, since it uses less digits than its factorization.
2112213103 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2110134.
The product of its (nonzero) digits is 72, while the sum is 16.
The square root of 2112213103 is about 45958.8196432415. The cubic root of 2112213103 is about 1283.0568830210.
Adding to 2112213103 its reverse (3013122112), we get a palindrome (5125335215).
Subtracting 2112213103 from its reverse (3013122112), we obtain a palindrome (900909009).
It can be divided in two parts, 21122 and 13103, that added together give a square (34225 = 1852).
The spelling of 2112213103 in words is "two billion, one hundred twelve million, two hundred thirteen thousand, one hundred three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.077 sec. • engine limits •