Base | Representation |
---|---|
bin | 10000110110100101… |
… | …00111011110001001 |
3 | 212100120000211212012 |
4 | 20123102213132021 |
5 | 122012214042224 |
6 | 4053445425305 |
7 | 440133012515 |
oct | 103322473611 |
9 | 25316024765 |
10 | 9047799689 |
11 | 3923279905 |
12 | 190610b235 |
13 | b12648036 |
14 | 61b8d9145 |
15 | 37e4be80e |
hex | 21b4a7789 |
9047799689 has 4 divisors (see below), whose sum is σ = 9095170560. Its totient is φ = 9000428820.
The previous prime is 9047799679. The next prime is 9047799703. The reversal of 9047799689 is 9869977409.
9047799689 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.
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 9047799689 - 220 = 9046751113 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (9047799679) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23685149 + ... + 23685530.
It is an arithmetic number, because the mean of its divisors is an integer number (2273792640).
Almost surely, 29047799689 is an apocalyptic number.
It is an amenable number.
9047799689 is a deficient number, since it is larger than the sum of its proper divisors (47370871).
9047799689 is a wasteful number, since it uses less digits than its factorization.
9047799689 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 47370870.
The product of its (nonzero) digits is 61725888, while the sum is 68.
The square root of 9047799689 is about 95119.9226713311. The cubic root of 9047799689 is about 2083.7598176915.
The spelling of 9047799689 in words is "nine billion, forty-seven million, seven hundred ninety-nine thousand, six hundred eighty-nine".
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