Base | Representation |
---|---|
bin | 100010000110010100001 |
3 | 2002202201011 |
4 | 10100302201 |
5 | 241223340 |
6 | 35540521 |
7 | 12332365 |
oct | 4206241 |
9 | 2082634 |
10 | 1117345 |
11 | 6a3529 |
12 | 45a741 |
13 | 301768 |
14 | 2112a5 |
15 | 1710ea |
hex | 110ca1 |
1117345 has 4 divisors (see below), whose sum is σ = 1340820. Its totient is φ = 893872.
The previous prime is 1117321. The next prime is 1117349. The reversal of 1117345 is 5437111.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5437111 = 53 ⋅102587.
It can be written as a sum of positive squares in 2 ways, for example, as 355216 + 762129 = 596^2 + 873^2 .
It is a cyclic number.
It is not a de Polignac number, because 1117345 - 211 = 1115297 is a prime.
It is not an unprimeable number, because it can be changed into a prime (1117349) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 111730 + ... + 111739.
It is an arithmetic number, because the mean of its divisors is an integer number (335205).
21117345 is an apocalyptic number.
It is an amenable number.
1117345 is a deficient number, since it is larger than the sum of its proper divisors (223475).
1117345 is an equidigital number, since it uses as much as digits as its factorization.
1117345 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 223474.
The product of its digits is 420, while the sum is 22.
The square root of 1117345 is about 1057.0454105666. The cubic root of 1117345 is about 103.7677571580.
The spelling of 1117345 in words is "one million, one hundred seventeen thousand, three hundred forty-five".
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