Base | Representation |
---|---|
bin | 10000110000011011… |
… | …00100000000000001 |
3 | 212012221211102100101 |
4 | 20120031210000001 |
5 | 121411003034410 |
6 | 4044402322401 |
7 | 435634645315 |
oct | 103015440001 |
9 | 25187742311 |
10 | 8996143105 |
11 | 38a70a7514 |
12 | 18b0959401 |
13 | b04a2c901 |
14 | 614acdb45 |
15 | 379bb8d3a |
hex | 218364001 |
8996143105 has 8 divisors (see below), whose sum is σ = 10804249512. Its totient is φ = 7190995968.
The previous prime is 8996143087. The next prime is 8996143109. The reversal of 8996143105 is 5013416998.
It is a Cunningham number, because it is equal to 948482+1.
It can be written as a sum of positive squares in 4 ways, for example, as 1 + 8996143104 = 1^2 + 94848^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a 4-Lehmer number, since φ(8996143105) divides (8996143105-1)4.
It is a cyclic number.
It is not a de Polignac number, because 8996143105 - 25 = 8996143073 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (8996143109) 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, 733122 + ... + 745291.
It is an arithmetic number, because the mean of its divisors is an integer number (1350531189).
Almost surely, 28996143105 is an apocalyptic number.
It is an amenable number.
8996143105 is a deficient number, since it is larger than the sum of its proper divisors (1808106407).
8996143105 is a wasteful number, since it uses less digits than its factorization.
8996143105 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1479635.
The product of its (nonzero) digits is 233280, while the sum is 46.
The square root of 8996143105 is about 94848.0000052716. Note that the first 5 decimals coincide. The cubic root of 8996143105 is about 2079.7866448596.
The spelling of 8996143105 in words is "eight billion, nine hundred ninety-six million, one hundred forty-three thousand, one hundred five".
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