Base | Representation |
---|---|
bin | 1011101000001100… |
… | …0001011001100001 |
3 | 22001112101020012012 |
4 | 2322003001121201 |
5 | 22343031314322 |
6 | 1233421242305 |
7 | 140231034263 |
oct | 27203013141 |
9 | 8045336165 |
10 | 3121354337 |
11 | 1361a17792 |
12 | 731403395 |
13 | 3a9893a3a |
14 | 218795b33 |
15 | 134065ae2 |
hex | ba0c1661 |
3121354337 has 2 divisors, whose sum is σ = 3121354338. Its totient is φ = 3121354336.
The previous prime is 3121354307. The next prime is 3121354339. The reversal of 3121354337 is 7334531213.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 3055436176 + 65918161 = 55276^2 + 8119^2 .
It is an emirp because it is prime and its reverse (7334531213) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 3121354337 - 212 = 3121350241 is a prime.
Together with 3121354339, it forms a pair of twin primes.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (3121354339) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1560677168 + 1560677169.
It is an arithmetic number, because the mean of its divisors is an integer number (1560677169).
Almost surely, 23121354337 is an apocalyptic number.
It is an amenable number.
3121354337 is a deficient number, since it is larger than the sum of its proper divisors (1).
3121354337 is an equidigital number, since it uses as much as digits as its factorization.
3121354337 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 22680, while the sum is 32.
The square root of 3121354337 is about 55869.0821206148. The cubic root of 3121354337 is about 1461.4401154358.
The spelling of 3121354337 in words is "three billion, one hundred twenty-one million, three hundred fifty-four thousand, three hundred thirty-seven".
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