Base | Representation |
---|---|
bin | 100000011111001… |
… | …1011111010111101 |
3 | 2210222020021120202 |
4 | 1000332123322331 |
5 | 4213031442432 |
6 | 300100453245 |
7 | 36004526456 |
oct | 10076337275 |
9 | 2728207522 |
10 | 1090109117 |
11 | 50a37a129 |
12 | 2650aa225 |
13 | 144ac99a6 |
14 | a4ac612d |
15 | 65a80462 |
hex | 40f9bebd |
1090109117 has 4 divisors (see below), whose sum is σ = 1113302976. Its totient is φ = 1066915260.
The previous prime is 1090109099. The next prime is 1090109143. The reversal of 1090109117 is 7119010901.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 7119010901 = 5861 ⋅1214641.
It is a cyclic number.
It is not a de Polignac number, because 1090109117 - 230 = 16367293 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 1090109117.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1090109197) 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 3 ways as a sum of consecutive naturals, for example, 11596859 + ... + 11596952.
It is an arithmetic number, because the mean of its divisors is an integer number (278325744).
Almost surely, 21090109117 is an apocalyptic number.
It is an amenable number.
1090109117 is a deficient number, since it is larger than the sum of its proper divisors (23193859).
1090109117 is an equidigital number, since it uses as much as digits as its factorization.
1090109117 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23193858.
The product of its (nonzero) digits is 567, while the sum is 29.
The square root of 1090109117 is about 33016.8005263987. The cubic root of 1090109117 is about 1029.1768069970.
The spelling of 1090109117 in words is "one billion, ninety million, one hundred nine thousand, one hundred seventeen".
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