Base | Representation |
---|---|
bin | 1110110101001010… |
… | …0111011011101001 |
3 | 101021110002211111102 |
4 | 3231102213123221 |
5 | 31123124032142 |
6 | 1455012211145 |
7 | 200440424045 |
oct | 35522473351 |
9 | 11243084442 |
10 | 3981080297 |
11 | 1763241607 |
12 | 931309ab5 |
13 | 4b5a28c1c |
14 | 29aa2b025 |
15 | 184789532 |
hex | ed4a76e9 |
3981080297 has 2 divisors, whose sum is σ = 3981080298. Its totient is φ = 3981080296.
The previous prime is 3981080293. The next prime is 3981080351. The reversal of 3981080297 is 7920801893.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 3219541081 + 761539216 = 56741^2 + 27596^2 .
It is a cyclic number.
It is not a de Polignac number, because 3981080297 - 22 = 3981080293 is a prime.
It is not a weakly prime, because it can be changed into another prime (3981080291) 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, 1990540148 + 1990540149.
It is an arithmetic number, because the mean of its divisors is an integer number (1990540149).
Almost surely, 23981080297 is an apocalyptic number.
It is an amenable number.
3981080297 is a deficient number, since it is larger than the sum of its proper divisors (1).
3981080297 is an equidigital number, since it uses as much as digits as its factorization.
3981080297 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 217728, while the sum is 47.
The square root of 3981080297 is about 63095.8025307548. The cubic root of 3981080297 is about 1584.8943325682.
The spelling of 3981080297 in words is "three billion, nine hundred eighty-one million, eighty thousand, two hundred ninety-seven".
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