Base | Representation |
---|---|
bin | 100000000100000… |
… | …0000001000000101 |
3 | 2202222101022100011 |
4 | 1000020000020011 |
5 | 4200403330433 |
6 | 254430550221 |
7 | 35442325201 |
oct | 10010001005 |
9 | 2688338304 |
10 | 1075839493 |
11 | 502313153 |
12 | 260368371 |
13 | 141b71921 |
14 | a2c4db01 |
15 | 646b23cd |
hex | 40200205 |
1075839493 has 8 divisors (see below), whose sum is σ = 1095013496. Its totient is φ = 1056715200.
The previous prime is 1075839461. The next prime is 1075839497. The reversal of 1075839493 is 3949385701.
It can be written as a sum of positive squares in 4 ways, for example, as 514291684 + 561547809 = 22678^2 + 23697^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1075839493 - 25 = 1075839461 is a prime.
It is a super-2 number, since 2×10758394932 = 2314861229396994098, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1075839497) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (5) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32683 + ... + 56743.
It is an arithmetic number, because the mean of its divisors is an integer number (136876687).
Almost surely, 21075839493 is an apocalyptic number.
It is an amenable number.
1075839493 is a deficient number, since it is larger than the sum of its proper divisors (19174003).
1075839493 is an equidigital number, since it uses as much as digits as its factorization.
1075839493 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24855.
The product of its (nonzero) digits is 816480, while the sum is 49.
The square root of 1075839493 is about 32799.9922713406. The cubic root of 1075839493 is about 1024.6663972454. Note that the first 3 decimals are identical.
The spelling of 1075839493 in words is "one billion, seventy-five million, eight hundred thirty-nine thousand, four hundred ninety-three".
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