Base | Representation |
---|---|
bin | 101011111110001110… |
… | …010100110111101001 |
3 | 11111212111001110011201 |
4 | 223332032110313221 |
5 | 1233143444410241 |
6 | 33405025524201 |
7 | 3261012346414 |
oct | 537616246751 |
9 | 144774043151 |
10 | 47214841321 |
11 | 1902960211a |
12 | 91981a3661 |
13 | 45b5a3ab3b |
14 | 23dc890b7b |
15 | 13650dc931 |
hex | afe394de9 |
47214841321 has 2 divisors, whose sum is σ = 47214841322. Its totient is φ = 47214841320.
The previous prime is 47214841309. The next prime is 47214841351. The reversal of 47214841321 is 12314841274.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 37420968025 + 9793873296 = 193445^2 + 98964^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-47214841321 is a prime.
It is not a weakly prime, because it can be changed into another prime (47214841351) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23607420660 + 23607420661.
It is an arithmetic number, because the mean of its divisors is an integer number (23607420661).
Almost surely, 247214841321 is an apocalyptic number.
It is an amenable number.
47214841321 is a deficient number, since it is larger than the sum of its proper divisors (1).
47214841321 is an equidigital number, since it uses as much as digits as its factorization.
47214841321 is an evil number, because the sum of its binary digits is even.
The product of its digits is 43008, while the sum is 37.
The spelling of 47214841321 in words is "forty-seven billion, two hundred fourteen million, eight hundred forty-one thousand, three hundred twenty-one".
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