Base | Representation |
---|---|
bin | 101011011100… |
… | …110111111001 |
3 | 210102200202210 |
4 | 223130313321 |
5 | 10403443312 |
6 | 1044045333 |
7 | 165550221 |
oct | 53346771 |
9 | 23380683 |
10 | 11390457 |
11 | 647a901 |
12 | 3993849 |
13 | 248a720 |
14 | 1727081 |
15 | eeee3c |
hex | adcdf9 |
11390457 has 16 divisors (see below), whose sum is σ = 16567040. Its totient is φ = 6918912.
The previous prime is 11390453. The next prime is 11390473. The reversal of 11390457 is 75409311.
It is not a de Polignac number, because 11390457 - 22 = 11390453 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (11390453) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1233 + ... + 4929.
It is an arithmetic number, because the mean of its divisors is an integer number (1035440).
Almost surely, 211390457 is an apocalyptic number.
It is an amenable number.
11390457 is a deficient number, since it is larger than the sum of its proper divisors (5176583).
11390457 is a wasteful number, since it uses less digits than its factorization.
11390457 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3792.
The product of its (nonzero) digits is 3780, while the sum is 30.
The square root of 11390457 is about 3374.9751110193. The cubic root of 11390457 is about 224.9988938217.
Adding to 11390457 its reverse (75409311), we get a palindrome (86799768).
The spelling of 11390457 in words is "eleven million, three hundred ninety thousand, four hundred fifty-seven".
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