8438949905 is an odd 10-digits composite number following 8438949904
and preceding 8438949906 . In scientific notation, it is written as 8.438949905 × 10^9.
The sum of its digits is 59. It has a total of 3 prime factors and 8 positive divisors.
There are 6748658800 positive integers (up to 8438949905) that are relatively prime to 8438949905.
8438949905 has 8 divisors, whose sum is 10130491584
The reverse of 8438949905 is 5099498348
Previous prime number is 2711
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 59
Digital Root 5
Name
eight billion four hundred thirty-eight million nine hundred forty-nine thousand nine hundred five
Scientific notation
8.438949905 × 10^9
Engineering notation
8.438949905 × 10^9
Prime Factorization
5 × 2711 × 622571
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
8438949905
Product of the distinct prime numbers
The prime factorization of 8438949905 is 5 × 2711 × 622571.
Since it has a total of 3 prime factors.
1 , 2 , 62 , 20 , 874 , 413 , 4106 , 1785 , 31722 , 43671 , 509216 , 433288 , 6989195 , 8510726 , 38503547 , 99851756 , 136061864 , 988793767 , 8640110423 , 2752865154
n×2
16877899810
n×3
25316849715
n×4
33755799620
n×5
42194749525
n÷2
4219474952.5
n÷3
2812983301.6667
n÷3
2109737476.25
n÷5
1687789981
n2
7.12158754991E+19
n3
6.0098720577762E+29
n4
5.0717009231032E+39
n5
4.2799830023211E+49
2 √n
91863.757298512
3 √n
2035.9298175502
4 √n
303.09034510936
5 √n
96.662424009752
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-8438949904
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 8438949905 can be divided by 8 positive divisors.
The sum of these divisors (counting 8438949905) is 1, the average is 0.125.
Base
System
Value
2
Binary
111110111000000000010100000010001
3
Ternary
210210010101001222012
4
Quaternary
13313000002200101
5
Quinary
114240332344110
6
Senary
3513215552305
8
Octal
76700024021
10
Decimal
8438949905
12
Duodecimal
177622b695
16
Hexadecimal
1f7002811
20
Vigesimal
6bh38ef5
36
Base36
3vkbzf5
md5
cafd496e66580d8c2d7c1a36638b4d68
sha1
e1d8d6e3ed3bd09aa87b95b9fd0462846f6c4072
sha256
ebdc99b06f3575969a42c3e9204986e1e717e9619c9727dc48e82b0f9295185b
sha512
578991655f5604c8f6a3ea3d1e8f54487218589ea18217fd679718e147385c3d02219dcd15664f1b4d9edccbe97fc2ecd45bee90e507c58d2db7ca1195a63f72
ripemd-160
7af094c9ab0f3bcb394f5197432a379f913fc9d3
Diameter
16877899810
Circumference
53023486051.121
Area
2.2373127128694E+20
Volume
2.5174093207632E+30
Surface area
8.9492508514775E+20
Circumference
53023486051.121
Perimeter
33755799620
Area
7.12158754991E+19
Diagonal
11934477407.838
Surface area
4.272952529946E+20
Volume
6.0098720577762E+29
Space diagonal
14616689997.989
Perimeter
25316849715
Area
3.0837378667485E+19
Altitude
7308344998.9943
Surface area
3.0837378667485E+19
Volume
7.0827021435285E+28
Height
3978159135.946