Base | Representation |
---|---|
bin | 101100011111… |
… | …101000010110 |
3 | 210221120212002 |
4 | 230133220112 |
5 | 10441221034 |
6 | 1053555302 |
7 | 201066344 |
oct | 54375026 |
9 | 23846762 |
10 | 11663894 |
11 | 6647290 |
12 | 3aa5b32 |
13 | 2555018 |
14 | 1798994 |
15 | 1055e7e |
hex | b1fa16 |
11663894 has 8 divisors (see below), whose sum is σ = 19086408. Its totient is φ = 5301760.
The previous prime is 11663893. The next prime is 11663909. The reversal of 11663894 is 49836611.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11663893) 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, 265067 + ... + 265110.
It is an arithmetic number, because the mean of its divisors is an integer number (2385801).
Almost surely, 211663894 is an apocalyptic number.
11663894 is a deficient number, since it is larger than the sum of its proper divisors (7422514).
11663894 is a wasteful number, since it uses less digits than its factorization.
11663894 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 530190.
The product of its digits is 31104, while the sum is 38.
The square root of 11663894 is about 3415.2443543618. The cubic root of 11663894 is about 226.7851019850.
The spelling of 11663894 in words is "eleven million, six hundred sixty-three thousand, eight hundred ninety-four".
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