Base | Representation |
---|---|
bin | 101011011100… |
… | …101000011101 |
3 | 210102122102012 |
4 | 223130220131 |
5 | 10403430334 |
6 | 1044041005 |
7 | 165544310 |
oct | 53345035 |
9 | 23378365 |
10 | 11389469 |
11 | 647a093 |
12 | 3993165 |
13 | 248a140 |
14 | 1726977 |
15 | eee9ce |
hex | adca1d |
11389469 has 16 divisors (see below), whose sum is σ = 14101248. Its totient is φ = 8957952.
The previous prime is 11389421. The next prime is 11389471. The reversal of 11389469 is 96498311.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-11389469 is a prime.
It is a super-2 number, since 2×113894692 = 259440008203922, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11389069) 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 15 ways as a sum of consecutive naturals, for example, 23144 + ... + 23630.
It is an arithmetic number, because the mean of its divisors is an integer number (881328).
Almost surely, 211389469 is an apocalyptic number.
It is an amenable number.
11389469 is a deficient number, since it is larger than the sum of its proper divisors (2711779).
11389469 is a wasteful number, since it uses less digits than its factorization.
11389469 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 764.
The product of its digits is 46656, while the sum is 41.
The square root of 11389469 is about 3374.8287363954. The cubic root of 11389469 is about 224.9923882199.
The spelling of 11389469 in words is "eleven million, three hundred eighty-nine thousand, four hundred sixty-nine".
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