7642881639 is an odd 10-digits composite number following 7642881638
and preceding 7642881640 . In scientific notation, it is written as 7.642881639 × 10^9.
The sum of its digits is 54. It has a total of 3 prime factors and 8 positive divisors.
There are 4905308160 positive integers (up to 7642881639) that are relatively prime to 7642881639.
7642881639 has 8 divisors, whose sum is 8493569920
The reverse of 7642881639 is 9361882467
Previous prime number is 5983
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 54
Digital Root 9
Name
seven billion six hundred forty-two million eight hundred eighty-one thousand six hundred thirty-nine
Scientific notation
7.642881639 × 10^9
Engineering notation
7.642881639 × 10^9
Prime Factorization
9 × 5983 × 141937
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
7642881639
Product of the distinct prime numbers
The prime factorization of 7642881639 is 9 × 5983 × 141937.
Since it has a total of 3 prime factors.
3 , 7 , 78 , 31 , 182 , 713 , 6699 , 7349 , 77954 , 65835 , 700782 , 695775 , 4798198 , 9319501 , 72791615 , 44697863 , 300119843 , 544194740 , 4967860817 , 8421173718
n×2
15285763278
n×3
22928644917
n×4
30571526556
n×5
38214408195
n÷2
3821440819.5
n÷3
2547627213
n÷3
1910720409.75
n÷5
1528576327.8
n2
5.8413639747763E+19
n3
4.4644853469534E+29
n4
3.4121533085815E+39
n5
2.607868387161E+49
2 √n
87423.57599069
3 √n
1969.7859919379
4 √n
295.67478078235
5 √n
94.765754957845
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
-7642881638
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 7642881639 can be divided by 8 positive divisors.
The sum of these divisors (counting 7642881639) is 1, the average is 0.125.
Base
System
Value
2
Binary
111000111100011010001111001100111
3
Ternary
201201122102121121100
4
Quaternary
13013203101321213
5
Quinary
111123034203024
6
Senary
3302221251143
8
Octal
70743217147
10
Decimal
7642881639
12
Duodecimal
1593703ab3
16
Hexadecimal
1c78d1e67
20
Vigesimal
5j88041j
36
Base36
3iedh7r
md5
3fccf742af12748a27188eb0cccbaf0e
sha1
79a97ed8771c2bf51b6107f86fabe536d0315186
sha256
c24a6a5c3b6a068da91bb64a2260ef949fafc88780f14bc3d4f0dd457c52b556
sha512
f698c3bff4ac263f9709e11a2648ab03b6b380170277777b8b059588a2e60c867ea99ae732f0d2ba2962af05a6780f8f1f19a15e8bf4df2b7d9b8315aa26182d
ripemd-160
c66e3fea9dc658f8179cbd6215299c17dae4ba51
Diameter
15285763278
Circumference
48021641618.677
Area
1.8351186150101E+20
Volume
1.8700792490731E+30
Surface area
7.3404744600406E+20
Circumference
48021641618.677
Perimeter
30571526556
Area
5.8413639747763E+19
Diagonal
10808666869.486
Surface area
3.5048183848658E+20
Volume
4.4644853469534E+29
Space diagonal
13237859314.983
Perimeter
22928644917
Area
2.5293847974538E+19
Altitude
6618929657.4916
Surface area
2.5293847974538E+19
Volume
5.2614464388979E+28
Height
3602888956.4954