Base | Representation |
---|---|
bin | 1000100111100010… |
… | …0101011111010101 |
3 | 12222012220102210010 |
4 | 2021320211133111 |
5 | 14214201442323 |
6 | 1021314150433 |
7 | 111216554322 |
oct | 21170453725 |
9 | 5865812703 |
10 | 2313312213 |
11 | a87893783 |
12 | 546882419 |
13 | 2ab3564c4 |
14 | 17d335b49 |
15 | d8150c93 |
hex | 89e257d5 |
2313312213 has 16 divisors (see below), whose sum is σ = 3271928256. Its totient is φ = 1448789760.
The previous prime is 2313312203. The next prime is 2313312217. The reversal of 2313312213 is 3122133132.
It is not a de Polignac number, because 2313312213 - 221 = 2311215061 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 2313312213.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2313312217) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14331 + ... + 69512.
It is an arithmetic number, because the mean of its divisors is an integer number (204495516).
Almost surely, 22313312213 is an apocalyptic number.
It is an amenable number.
2313312213 is a deficient number, since it is larger than the sum of its proper divisors (958616043).
2313312213 is a wasteful number, since it uses less digits than its factorization.
2313312213 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 84404.
The product of its digits is 648, while the sum is 21.
The square root of 2313312213 is about 48096.9044014269. The cubic root of 2313312213 is about 1322.5479202145.
Adding to 2313312213 its reverse (3122133132), we get a palindrome (5435445345).
The spelling of 2313312213 in words is "two billion, three hundred thirteen million, three hundred twelve thousand, two hundred thirteen".
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