Base | Representation |
---|---|
bin | 10110101111100011… |
… | …01001100010010111 |
3 | 1011111221100212110101 |
4 | 23113301221202113 |
5 | 200001233114343 |
6 | 5335331434531 |
7 | 611401502656 |
oct | 132761514227 |
9 | 34457325411 |
10 | 12210051223 |
11 | 51a628a227 |
12 | 2449155a47 |
13 | 11c782aaa6 |
14 | 83b89919d |
15 | 4b6e12e4d |
hex | 2d7c69897 |
12210051223 has 2 divisors, whose sum is σ = 12210051224. Its totient is φ = 12210051222.
The previous prime is 12210051143. The next prime is 12210051281. The reversal of 12210051223 is 32215001221.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 12210051223 - 225 = 12176496791 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 12210051223.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (12210051523) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6105025611 + 6105025612.
It is an arithmetic number, because the mean of its divisors is an integer number (6105025612).
Almost surely, 212210051223 is an apocalyptic number.
12210051223 is a deficient number, since it is larger than the sum of its proper divisors (1).
12210051223 is an equidigital number, since it uses as much as digits as its factorization.
12210051223 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 240, while the sum is 19.
Adding to 12210051223 its reverse (32215001221), we get a palindrome (44425052444).
The spelling of 12210051223 in words is "twelve billion, two hundred ten million, fifty-one thousand, two hundred twenty-three".
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