Base | Representation |
---|---|
bin | 110000011101001100010101… |
… | …011001010010001111111111 |
3 | 1000221120100012110221100201120 |
4 | 300131030111121102033333 |
5 | 210413113033322210421 |
6 | 2033130242532042023 |
7 | 62613600324526140 |
oct | 6035142531221777 |
9 | 1027510173840646 |
10 | 213112341210111 |
11 | 619a4488870a42 |
12 | 1ba9a723a63313 |
13 | 91bb53b4b7905 |
14 | 3a8a999b47ac7 |
15 | 199881b1308c6 |
hex | c1d3156523ff |
213112341210111 has 32 divisors (see below), whose sum is σ = 358794909877248. Its totient is φ = 109631778009600.
The previous prime is 213112341210091. The next prime is 213112341210133. The reversal of 213112341210111 is 111012143211312.
It is not a de Polignac number, because 213112341210111 - 25 = 213112341210079 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (213112341210011) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12977238240 + ... + 12977254661.
It is an arithmetic number, because the mean of its divisors is an integer number (11212340933664).
Almost surely, 2213112341210111 is an apocalyptic number.
213112341210111 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
213112341210111 is a deficient number, since it is larger than the sum of its proper divisors (145682568667137).
213112341210111 is a wasteful number, since it uses less digits than its factorization.
213112341210111 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25954492951.
The product of its (nonzero) digits is 288, while the sum is 24.
Adding to 213112341210111 its reverse (111012143211312), we get a palindrome (324124484421423).
The spelling of 213112341210111 in words is "two hundred thirteen trillion, one hundred twelve billion, three hundred forty-one million, two hundred ten thousand, one hundred eleven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •