Base | Representation |
---|---|
bin | 1011111010000111… |
… | …00000110011000101 |
3 | 121111112122002021211 |
4 | 11331003200303011 |
5 | 101043104240234 |
6 | 2534213011421 |
7 | 314265641533 |
oct | 57503406305 |
9 | 17445562254 |
10 | 6393040069 |
11 | 2790782699 |
12 | 12a5023b71 |
13 | 7ab641460 |
14 | 4490c1153 |
15 | 2763c4164 |
hex | 17d0e0cc5 |
6393040069 has 8 divisors (see below), whose sum is σ = 7106903552. Its totient is φ = 5710903920.
The previous prime is 6393040061. The next prime is 6393040091. The reversal of 6393040069 is 9600403936.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 6393040069 - 23 = 6393040061 is a prime.
It is a super-2 number, since 2×63930400692 = 81741922647679049522, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (6393040061) 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, 7931409 + ... + 7932214.
It is an arithmetic number, because the mean of its divisors is an integer number (888362944).
Almost surely, 26393040069 is an apocalyptic number.
It is an amenable number.
6393040069 is a deficient number, since it is larger than the sum of its proper divisors (713863483).
6393040069 is a wasteful number, since it uses less digits than its factorization.
6393040069 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15863667.
The product of its (nonzero) digits is 104976, while the sum is 40.
The square root of 6393040069 is about 79956.4885984871. The cubic root of 6393040069 is about 1855.9622656203.
The spelling of 6393040069 in words is "six billion, three hundred ninety-three million, forty thousand, sixty-nine".
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