Base | Representation |
---|---|
bin | 101011000100… |
… | …100100011101 |
3 | 210020122012211 |
4 | 223010210131 |
5 | 10342302114 |
6 | 1042000421 |
7 | 164654050 |
oct | 53044435 |
9 | 23218184 |
10 | 11290909 |
11 | 6412033 |
12 | 3946111 |
13 | 2454316 |
14 | 16dca97 |
15 | ed06c4 |
hex | ac491d |
11290909 has 8 divisors (see below), whose sum is σ = 12942720. Its totient is φ = 9648816.
The previous prime is 11290901. The next prime is 11290927. The reversal of 11290909 is 90909211.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 11290909 - 23 = 11290901 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11290901) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 267 + ... + 4759.
It is an arithmetic number, because the mean of its divisors is an integer number (1617840).
Almost surely, 211290909 is an apocalyptic number.
It is an amenable number.
11290909 is a deficient number, since it is larger than the sum of its proper divisors (1651811).
11290909 is an equidigital number, since it uses as much as digits as its factorization.
11290909 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4859.
The product of its (nonzero) digits is 1458, while the sum is 31.
The square root of 11290909 is about 3360.1947860206. The cubic root of 11290909 is about 224.3415084644.
The spelling of 11290909 in words is "eleven million, two hundred ninety thousand, nine hundred nine".
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