Base | Representation |
---|---|
bin | 10100100001111010111011 |
3 | 101010102110122 |
4 | 110201322323 |
5 | 2334204234 |
6 | 311203455 |
7 | 63513302 |
oct | 24417273 |
9 | 11112418 |
10 | 5381819 |
11 | 3046493 |
12 | 197658b |
13 | 1165811 |
14 | a01439 |
15 | 71492e |
hex | 521ebb |
5381819 has 2 divisors, whose sum is σ = 5381820. Its totient is φ = 5381818.
The previous prime is 5381813. The next prime is 5381861. The reversal of 5381819 is 9181835.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 5381819 - 220 = 4333243 is a prime.
It is a super-2 number, since 2×53818192 = 57927951497522, which contains 22 as substring.
It is a Sophie Germain prime.
It is a Chen prime.
It is an Ulam number.
It is not a weakly prime, because it can be changed into another prime (5381813) 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, 2690909 + 2690910.
It is an arithmetic number, because the mean of its divisors is an integer number (2690910).
Almost surely, 25381819 is an apocalyptic number.
5381819 is a deficient number, since it is larger than the sum of its proper divisors (1).
5381819 is an equidigital number, since it uses as much as digits as its factorization.
5381819 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 8640, while the sum is 35.
The square root of 5381819 is about 2319.8747811035. The cubic root of 5381819 is about 175.2439482160.
The spelling of 5381819 in words is "five million, three hundred eighty-one thousand, eight hundred nineteen".
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