Base | Representation |
---|---|
bin | 100100100000010100110100… |
… | …1110100011000011001111001 |
3 | 1120002221001200212020102011021 |
4 | 1021000221221310120121321 |
5 | 314041414120300311211 |
6 | 3054532135545502441 |
7 | 124430601610625215 |
oct | 11100515164303171 |
9 | 1502831625212137 |
10 | 321102120322681 |
11 | 9334970a897345 |
12 | 3001b8aa4a1a21 |
13 | 10a22a52848c09 |
14 | 59415d59b7945 |
15 | 271c90a3c4771 |
hex | 1240a69d18679 |
321102120322681 has 2 divisors, whose sum is σ = 321102120322682. Its totient is φ = 321102120322680.
The previous prime is 321102120322649. The next prime is 321102120322693. The reversal of 321102120322681 is 186223021201123.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 311712584187456 + 9389536135225 = 17655384^2 + 3064235^2 .
It is a cyclic number.
It is not a de Polignac number, because 321102120322681 - 25 = 321102120322649 is a prime.
It is a super-2 number, since 2×3211021203226812 (a number of 30 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (321102120322601) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160551060161340 + 160551060161341.
It is an arithmetic number, because the mean of its divisors is an integer number (160551060161341).
Almost surely, 2321102120322681 is an apocalyptic number.
It is an amenable number.
321102120322681 is a deficient number, since it is larger than the sum of its proper divisors (1).
321102120322681 is an equidigital number, since it uses as much as digits as its factorization.
321102120322681 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 13824, while the sum is 34.
The spelling of 321102120322681 in words is "three hundred twenty-one trillion, one hundred two billion, one hundred twenty million, three hundred twenty-two thousand, six hundred eighty-one".
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