Base | Representation |
---|---|
bin | 110000011110110011011011… |
… | …000010100000101101110111 |
3 | 1000221221220220122220002212002 |
4 | 300132303123002200231313 |
5 | 210421421232003424343 |
6 | 2033253150333045515 |
7 | 62624566326052163 |
oct | 6036633302405567 |
9 | 1027856818802762 |
10 | 213223031311223 |
11 | 61a3741a50a24a |
12 | 1bab807592689b |
13 | 91c8acb96936b |
14 | 3a9209a849ca3 |
15 | 199b648ae28b8 |
hex | c1ecdb0a0b77 |
213223031311223 has 8 divisors (see below), whose sum is σ = 213709591962240. Its totient is φ = 212736474565560.
The previous prime is 213223031311163. The next prime is 213223031311247. The reversal of 213223031311223 is 322113130322312.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 213223031311223 - 214 = 213223031294839 is a prime.
It is a super-2 number, since 2×2132230313112232 (a number of 29 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 (213223031317223) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 127651028 + ... + 129310598.
It is an arithmetic number, because the mean of its divisors is an integer number (26713698995280).
Almost surely, 2213223031311223 is an apocalyptic number.
213223031311223 is a deficient number, since it is larger than the sum of its proper divisors (486560651017).
213223031311223 is a wasteful number, since it uses less digits than its factorization.
213223031311223 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1952677.
The product of its (nonzero) digits is 7776, while the sum is 29.
Adding to 213223031311223 its reverse (322113130322312), we get a palindrome (535336161633535).
The spelling of 213223031311223 in words is "two hundred thirteen trillion, two hundred twenty-three billion, thirty-one million, three hundred eleven thousand, two hundred twenty-three".
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