Base | Representation |
---|---|
bin | 1010001001000101… |
… | …00101011110011101 |
3 | 112001110111210012111 |
4 | 11010202211132131 |
5 | 42122342300011 |
6 | 2300142434021 |
7 | 251633516326 |
oct | 50442453635 |
9 | 15043453174 |
10 | 5444884381 |
11 | 234454a252 |
12 | 107b592911 |
13 | 68a086ca1 |
14 | 3991cb44d |
15 | 21d034121 |
hex | 1448a579d |
5444884381 has 2 divisors, whose sum is σ = 5444884382. Its totient is φ = 5444884380.
The previous prime is 5444884363. The next prime is 5444884427. The reversal of 5444884381 is 1834884445.
It is a happy number.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 4320958756 + 1123925625 = 65734^2 + 33525^2 .
It is a cyclic number.
It is not a de Polignac number, because 5444884381 - 217 = 5444753309 is a prime.
It is a super-2 number, since 2×54448843812 = 59293531844915506322, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (5444884301) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2722442190 + 2722442191.
It is an arithmetic number, because the mean of its divisors is an integer number (2722442191).
Almost surely, 25444884381 is an apocalyptic number.
It is an amenable number.
5444884381 is a deficient number, since it is larger than the sum of its proper divisors (1).
5444884381 is an equidigital number, since it uses as much as digits as its factorization.
5444884381 is an evil number, because the sum of its binary digits is even.
The product of its digits is 1966080, while the sum is 49.
The square root of 5444884381 is about 73789.4598232024. The cubic root of 5444884381 is about 1759.2580788404.
The spelling of 5444884381 in words is "five billion, four hundred forty-four million, eight hundred eighty-four thousand, three hundred eighty-one".
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