Base | Representation |
---|---|
bin | 10000101110101001… |
… | …11001110011010111 |
3 | 212011220212210222202 |
4 | 20113110321303113 |
5 | 121343202241244 |
6 | 4043112115115 |
7 | 435364464350 |
oct | 102724716327 |
9 | 25156783882 |
10 | 8981290199 |
11 | 3899782292 |
12 | 18a7995a9b |
13 | b0192c1cb |
14 | 612b44d27 |
15 | 37873304e |
hex | 217539cd7 |
8981290199 has 4 divisors (see below), whose sum is σ = 10264331664. Its totient is φ = 7698248736.
The previous prime is 8981290181. The next prime is 8981290211. The reversal of 8981290199 is 9910921898.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 8981290199 - 28 = 8981289943 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8981290499) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 641520722 + ... + 641520735.
It is an arithmetic number, because the mean of its divisors is an integer number (2566082916).
Almost surely, 28981290199 is an apocalyptic number.
8981290199 is a deficient number, since it is larger than the sum of its proper divisors (1283041465).
8981290199 is a wasteful number, since it uses less digits than its factorization.
8981290199 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1283041464.
The product of its (nonzero) digits is 839808, while the sum is 56.
The square root of 8981290199 is about 94769.6691932604. The cubic root of 8981290199 is about 2078.6414173483.
The spelling of 8981290199 in words is "eight billion, nine hundred eighty-one million, two hundred ninety thousand, one hundred ninety-nine".
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