Base | Representation |
---|---|
bin | 1000011010010111010… |
… | …00100111000111100011 |
3 | 1000122001010012222212012 |
4 | 10031023220213013203 |
5 | 14213414111333034 |
6 | 340440201223135 |
7 | 26611322206442 |
oct | 4151350470743 |
9 | 1018033188765 |
10 | 289031746019 |
11 | 101639981795 |
12 | 48024191aab |
13 | 2134266abb3 |
14 | ddbc576d59 |
15 | 77b97e0cce |
hex | 434ba271e3 |
289031746019 has 24 divisors (see below), whose sum is σ = 310352129472. Its totient is φ = 269054874000.
The previous prime is 289031746009. The next prime is 289031746043. The reversal of 289031746019 is 910647130982.
It is not a de Polignac number, because 289031746019 - 28 = 289031745763 is a prime.
It is a super-2 number, since 2×2890317460192 (a number of 24 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (289031746009) 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 in 23 ways as a sum of consecutive naturals, for example, 2892644 + ... + 2990894.
It is an arithmetic number, because the mean of its divisors is an integer number (12931338728).
Almost surely, 2289031746019 is an apocalyptic number.
289031746019 is a deficient number, since it is larger than the sum of its proper divisors (21320383453).
289031746019 is an equidigital number, since it uses as much as digits as its factorization.
289031746019 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 98447 (or 98424 counting only the distinct ones).
The product of its (nonzero) digits is 653184, while the sum is 50.
The spelling of 289031746019 in words is "two hundred eighty-nine billion, thirty-one million, seven hundred forty-six thousand, nineteen".
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