Base | Representation |
---|---|
bin | 100000001101001101101… |
… | …101110001101110011111 |
3 | 21211120200112211211200111 |
4 | 200031031231301232133 |
5 | 242230124233100411 |
6 | 4412422514110451 |
7 | 315620312425645 |
oct | 40151555615637 |
9 | 7746615754614 |
10 | 2213212003231 |
11 | 783688528619 |
12 | 2b8b2827b427 |
13 | 130921b52b28 |
14 | 79197525195 |
15 | 3c8862ce721 |
hex | 2034db71b9f |
2213212003231 has 32 divisors (see below), whose sum is σ = 2291721344640. Its totient is φ = 2136575232000.
The previous prime is 2213212003229. The next prime is 2213212003271. The reversal of 2213212003231 is 1323002123122.
It is a cyclic number.
It is not a de Polignac number, because 2213212003231 - 21 = 2213212003229 is a prime.
It is a super-2 number, since 2×22132120032312 (a number of 25 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2213212003201) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 501973755 + ... + 501978163.
It is an arithmetic number, because the mean of its divisors is an integer number (71616292020).
Almost surely, 22213212003231 is an apocalyptic number.
2213212003231 is a deficient number, since it is larger than the sum of its proper divisors (78509341409).
2213212003231 is a wasteful number, since it uses less digits than its factorization.
2213212003231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5347.
The product of its (nonzero) digits is 864, while the sum is 22.
Adding to 2213212003231 its reverse (1323002123122), we get a palindrome (3536214126353).
The spelling of 2213212003231 in words is "two trillion, two hundred thirteen billion, two hundred twelve million, three thousand, two hundred thirty-one".
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