Base | Representation |
---|---|
bin | 1111110100001100… |
… | …10000110110101001 |
3 | 210220202011002012102 |
4 | 13322012100312221 |
5 | 114342133210233 |
6 | 3522313423145 |
7 | 420261366650 |
oct | 77206206651 |
9 | 23822132172 |
10 | 8490913193 |
11 | 3667998834 |
12 | 178b70aab5 |
13 | a541661b9 |
14 | 5a7976197 |
15 | 34a66b1e8 |
hex | 1fa190da9 |
8490913193 has 8 divisors (see below), whose sum is σ = 9739710720. Its totient is φ = 7251068160.
The previous prime is 8490913187. The next prime is 8490913229. The reversal of 8490913193 is 3913190948.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 8490913193 - 224 = 8474135977 is a prime.
It is a super-2 number, since 2×84909131932 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (8490913133) 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 7 ways as a sum of consecutive naturals, for example, 2236088 + ... + 2239881.
It is an arithmetic number, because the mean of its divisors is an integer number (1217463840).
Almost surely, 28490913193 is an apocalyptic number.
It is an amenable number.
8490913193 is a deficient number, since it is larger than the sum of its proper divisors (1248797527).
8490913193 is a wasteful number, since it uses less digits than its factorization.
8490913193 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4476247.
The product of its (nonzero) digits is 209952, while the sum is 47.
The square root of 8490913193 is about 92146.1512652590. The cubic root of 8490913193 is about 2040.1000522023.
The spelling of 8490913193 in words is "eight billion, four hundred ninety million, nine hundred thirteen thousand, one hundred ninety-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •