Base | Representation |
---|---|
bin | 101011110101… |
… | …010010011001 |
3 | 210121202221111 |
4 | 223311102121 |
5 | 10420143312 |
6 | 1050140321 |
7 | 166444606 |
oct | 53652231 |
9 | 23552844 |
10 | 11490457 |
11 | 6538a50 |
12 | 3a216a1 |
13 | 24c40b4 |
14 | 17516ad |
15 | 101e8a7 |
hex | af5499 |
11490457 has 4 divisors (see below), whose sum is σ = 12535056. Its totient is φ = 10445860.
The previous prime is 11490449. The next prime is 11490463. The reversal of 11490457 is 75409411.
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.
It is a cyclic number.
It is not a de Polignac number, because 11490457 - 23 = 11490449 is a prime.
It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (11490407) 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 3 ways as a sum of consecutive naturals, for example, 522283 + ... + 522304.
It is an arithmetic number, because the mean of its divisors is an integer number (3133764).
Almost surely, 211490457 is an apocalyptic number.
It is an amenable number.
11490457 is a deficient number, since it is larger than the sum of its proper divisors (1044599).
11490457 is a wasteful number, since it uses less digits than its factorization.
11490457 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1044598.
The product of its (nonzero) digits is 5040, while the sum is 31.
The square root of 11490457 is about 3389.7576609545. The cubic root of 11490457 is about 225.6554189694.
Adding to 11490457 its reverse (75409411), we get a palindrome (86899868).
The spelling of 11490457 in words is "eleven million, four hundred ninety thousand, four hundred fifty-seven".
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