Base | Representation |
---|---|
bin | 100011110101… |
… | …101100101101 |
3 | 122200022111120 |
4 | 203311230231 |
5 | 4401114424 |
6 | 533211153 |
7 | 142566432 |
oct | 43655455 |
9 | 18608446 |
10 | 9394989 |
11 | 533765a |
12 | 3190ab9 |
13 | 1c3c386 |
14 | 1367b89 |
15 | c58a79 |
hex | 8f5b2d |
9394989 has 8 divisors (see below), whose sum is σ = 12590400. Its totient is φ = 6231456.
The previous prime is 9394981. The next prime is 9394993. The reversal of 9394989 is 9894939.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 9394989 - 23 = 9394981 is a prime.
9394989 is a lucky number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (9394981) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7272 + ... + 8465.
It is an arithmetic number, because the mean of its divisors is an integer number (1573800).
Almost surely, 29394989 is an apocalyptic number.
It is an amenable number.
9394989 is a deficient number, since it is larger than the sum of its proper divisors (3195411).
9394989 is a wasteful number, since it uses less digits than its factorization.
9394989 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15939.
The product of its digits is 629856, while the sum is 51.
The square root of 9394989 is about 3065.1246304188. The cubic root of 9394989 is about 211.0079210581.
The spelling of 9394989 in words is "nine million, three hundred ninety-four thousand, nine hundred eighty-nine".
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