Base | Representation |
---|---|
bin | 1100110001001100… |
… | …00100111011101001 |
3 | 122200202001102212201 |
4 | 12120212010323221 |
5 | 103014400221201 |
6 | 3052120140201 |
7 | 331606160614 |
oct | 63046047351 |
9 | 18622042781 |
10 | 6855085801 |
11 | 29a8576473 |
12 | 13b3907661 |
13 | 853297bb5 |
14 | 4905d717b |
15 | 2a1c41801 |
hex | 198984ee9 |
6855085801 has 4 divisors (see below), whose sum is σ = 7091468100. Its totient is φ = 6618703504.
The previous prime is 6855085789. The next prime is 6855085813. The reversal of 6855085801 is 1085805586.
It is a semiprime because it is the product of two primes.
It is an interprime number because it is at equal distance from previous prime (6855085789) and next prime (6855085813).
It can be written as a sum of positive squares in 2 ways, for example, as 1828417600 + 5026668201 = 42760^2 + 70899^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-6855085801 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (6855085841) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 118191106 + ... + 118191163.
It is an arithmetic number, because the mean of its divisors is an integer number (1772867025).
Almost surely, 26855085801 is an apocalyptic number.
It is an amenable number.
6855085801 is a deficient number, since it is larger than the sum of its proper divisors (236382299).
6855085801 is a wasteful number, since it uses less digits than its factorization.
6855085801 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 236382298.
The product of its (nonzero) digits is 384000, while the sum is 46.
The square root of 6855085801 is about 82795.4455329519. The cubic root of 6855085801 is about 1899.6385093441.
The spelling of 6855085801 in words is "six billion, eight hundred fifty-five million, eighty-five thousand, eight hundred one".
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