Base | Representation |
---|---|
bin | 1100111000010010110… |
… | …11111110110111111001 |
3 | 1120022021101000100010101 |
4 | 12130021123332313321 |
5 | 24222310212234344 |
6 | 535144451115401 |
7 | 43654360416256 |
oct | 6341133766771 |
9 | 1508241010111 |
10 | 442539961849 |
11 | 1607532a9367 |
12 | 719258a2b61 |
13 | 329679a23bb |
14 | 175c1c2442d |
15 | b7a13a19d4 |
hex | 67096fedf9 |
442539961849 has 2 divisors, whose sum is σ = 442539961850. Its totient is φ = 442539961848.
The previous prime is 442539961813. The next prime is 442539961921. The reversal of 442539961849 is 948169935244.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 307625529600 + 134914432249 = 554640^2 + 367307^2 .
It is a cyclic number.
It is not a de Polignac number, because 442539961849 - 211 = 442539959801 is a prime.
It is not a weakly prime, because it can be changed into another prime (442539961649) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 221269980924 + 221269980925.
It is an arithmetic number, because the mean of its divisors is an integer number (221269980925).
Almost surely, 2442539961849 is an apocalyptic number.
It is an amenable number.
442539961849 is a deficient number, since it is larger than the sum of its proper divisors (1).
442539961849 is an equidigital number, since it uses as much as digits as its factorization.
442539961849 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 67184640, while the sum is 64.
The spelling of 442539961849 in words is "four hundred forty-two billion, five hundred thirty-nine million, nine hundred sixty-one thousand, eight hundred forty-nine".
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