Base | Representation |
---|---|
bin | 1011000111010011110101… |
… | …0010111011110101110101 |
3 | 1121021020111110122222102112 |
4 | 2301310331102323311311 |
5 | 3100203442321042442 |
6 | 41553515341420405 |
7 | 2400611126646224 |
oct | 261647522736565 |
9 | 47236443588375 |
10 | 12220210330997 |
11 | 3991620173899 |
12 | 145443786a705 |
13 | 6a848cb4a0a6 |
14 | 303665c96cbb |
15 | 162d2080b082 |
hex | b1d3d4bbd75 |
12220210330997 has 2 divisors, whose sum is σ = 12220210330998. Its totient is φ = 12220210330996.
The previous prime is 12220210330963. The next prime is 12220210331003. The reversal of 12220210330997 is 79903301202221.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 12158604112561 + 61606218436 = 3486919^2 + 248206^2 .
It is a cyclic number.
It is not a de Polignac number, because 12220210330997 - 218 = 12220210068853 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (12220210330397) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6110105165498 + 6110105165499.
It is an arithmetic number, because the mean of its divisors is an integer number (6110105165499).
Almost surely, 212220210330997 is an apocalyptic number.
It is an amenable number.
12220210330997 is a deficient number, since it is larger than the sum of its proper divisors (1).
12220210330997 is an equidigital number, since it uses as much as digits as its factorization.
12220210330997 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 81648, while the sum is 41.
The spelling of 12220210330997 in words is "twelve trillion, two hundred twenty billion, two hundred ten million, three hundred thirty thousand, nine hundred ninety-seven".
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