Base | Representation |
---|---|
bin | 100000010001110… |
… | …0001101100101101 |
3 | 2210110221220000012 |
4 | 1000203201230231 |
5 | 4204230224033 |
6 | 255245343005 |
7 | 35560546304 |
oct | 10043415455 |
9 | 2713856005 |
10 | 1083054893 |
11 | 5063a1198 |
12 | 262867a65 |
13 | 1434c9bab |
14 | a3bab43b |
15 | 6513a248 |
hex | 408e1b2d |
1083054893 has 4 divisors (see below), whose sum is σ = 1109470908. Its totient is φ = 1056638880.
The previous prime is 1083054877. The next prime is 1083054919. The reversal of 1083054893 is 3984503801.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3984503801 = 53 ⋅75179317.
It can be written as a sum of positive squares in 2 ways, for example, as 467121769 + 615933124 = 21613^2 + 24818^2 .
It is not a de Polignac number, because 1083054893 - 24 = 1083054877 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (41), and also a Moran number because the ratio is a prime number: 26415973 = 1083054893 / (1 + 0 + 8 + 3 + 0 + 5 + 4 + 8 + 9 + 3).
It is a Duffinian number.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 1083054893.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1083054823) 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 in 3 ways as a sum of consecutive naturals, for example, 13207946 + ... + 13208027.
It is an arithmetic number, because the mean of its divisors is an integer number (277367727).
Almost surely, 21083054893 is an apocalyptic number.
It is an amenable number.
1083054893 is a deficient number, since it is larger than the sum of its proper divisors (26416015).
1083054893 is an equidigital number, since it uses as much as digits as its factorization.
1083054893 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26416014.
The product of its (nonzero) digits is 103680, while the sum is 41.
The square root of 1083054893 is about 32909.7993460914. The cubic root of 1083054893 is about 1026.9520265109.
The spelling of 1083054893 in words is "one billion, eighty-three million, fifty-four thousand, eight hundred ninety-three".
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