Base | Representation |
---|---|
bin | 110000010000001101010011… |
… | …001010011101100101110111 |
3 | 1000211102000222101021101222002 |
4 | 300100031103022131211313 |
5 | 210304003102211023411 |
6 | 2031204311104125515 |
7 | 62462251016206103 |
oct | 6020152312354567 |
9 | 1024360871241862 |
10 | 212220024314231 |
11 | 61690009184a7a |
12 | 1b9757b490689b |
13 | 915535470957b |
14 | 3a5970acd8903 |
15 | 19804e33a433b |
hex | c1035329d977 |
212220024314231 has 16 divisors (see below), whose sum is σ = 215817212851200. Its totient is φ = 208639776576000.
The previous prime is 212220024314191. The next prime is 212220024314297. The reversal of 212220024314231 is 132413420022212.
It is a cyclic number.
It is not a de Polignac number, because 212220024314231 - 218 = 212220024052087 is a prime.
It is a super-2 number, since 2×2122200243142312 (a number of 29 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 212220024314194 and 212220024314203.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (212220024304231) 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 15 ways as a sum of consecutive naturals, for example, 686799575 + ... + 687108503.
It is an arithmetic number, because the mean of its divisors is an integer number (13488575803200).
Almost surely, 2212220024314231 is an apocalyptic number.
212220024314231 is a deficient number, since it is larger than the sum of its proper divisors (3597188536969).
212220024314231 is a wasteful number, since it uses less digits than its factorization.
212220024314231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 336310.
The product of its (nonzero) digits is 9216, while the sum is 29.
Adding to 212220024314231 its reverse (132413420022212), we get a palindrome (344633444336443).
The spelling of 212220024314231 in words is "two hundred twelve trillion, two hundred twenty billion, twenty-four million, three hundred fourteen thousand, two hundred thirty-one".
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