Base | Representation |
---|---|
bin | 1011100010111000… |
… | …1111100011100101 |
3 | 21222222120010020202 |
4 | 2320232033203211 |
5 | 22321334130320 |
6 | 1231305040245 |
7 | 136541112452 |
oct | 27056174345 |
9 | 7888503222 |
10 | 3099130085 |
11 | 1350418337 |
12 | 725a86085 |
13 | 3a50b20ac |
14 | 21584c829 |
15 | 132125b75 |
hex | b8b8f8e5 |
3099130085 has 8 divisors (see below), whose sum is σ = 3720103200. Its totient is φ = 2478539344.
The previous prime is 3099130079. The next prime is 3099130087. The reversal of 3099130085 is 5800319903.
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 3099130085 - 226 = 3032021221 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3099130087) 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, 77447 + ... + 110436.
It is an arithmetic number, because the mean of its divisors is an integer number (465012900).
Almost surely, 23099130085 is an apocalyptic number.
It is an amenable number.
3099130085 is a deficient number, since it is larger than the sum of its proper divisors (620973115).
3099130085 is a wasteful number, since it uses less digits than its factorization.
3099130085 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 191187.
The product of its (nonzero) digits is 29160, while the sum is 38.
The square root of 3099130085 is about 55669.8310128565. The cubic root of 3099130085 is about 1457.9633335152.
Adding to 3099130085 its reverse (5800319903), we get a palindrome (8899449988).
The spelling of 3099130085 in words is "three billion, ninety-nine million, one hundred thirty thousand, eighty-five".
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