Base | Representation |
---|---|
bin | 100000001101001000111… |
… | …001101000000001001001 |
3 | 21211120110220211210012021 |
4 | 200031020321220001021 |
5 | 242224443043114423 |
6 | 4412410510444441 |
7 | 315615312003256 |
oct | 40151071500111 |
9 | 7746426753167 |
10 | 2213131223113 |
11 | 783646974298 |
12 | 2b8b05203721 |
13 | 13090b1ab645 |
14 | 7918a8d842d |
15 | 3c87e17495d |
hex | 20348e68049 |
2213131223113 has 4 divisors (see below), whose sum is σ = 2214750193920. Its totient is φ = 2211512252308.
The previous prime is 2213131223101. The next prime is 2213131223131. The reversal of 2213131223113 is 3113221313122.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 2213131223113 - 225 = 2213097668681 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2213131223213) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 809483353 + ... + 809486086.
It is an arithmetic number, because the mean of its divisors is an integer number (553687548480).
Almost surely, 22213131223113 is an apocalyptic number.
It is an amenable number.
2213131223113 is a deficient number, since it is larger than the sum of its proper divisors (1618970807).
2213131223113 is a wasteful number, since it uses less digits than its factorization.
2213131223113 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1618970806.
The product of its digits is 1296, while the sum is 25.
Adding to 2213131223113 its reverse (3113221313122), we get a palindrome (5326352536235).
Subtracting 2213131223113 from its reverse (3113221313122), we obtain a palindrome (900090090009).
The spelling of 2213131223113 in words is "two trillion, two hundred thirteen billion, one hundred thirty-one million, two hundred twenty-three thousand, one hundred thirteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.078 sec. • engine limits •