7989721893 is an odd 10-digits composite number following 7989721892
and preceding 7989721894 . In scientific notation, it is written as 7.989721893 × 10^9.
The sum of its digits is 63. It has a total of 3 prime factors and 8 positive divisors.
There are 5304378240 positive integers (up to 7989721893) that are relatively prime to 7989721893.
7989721893 has 8 divisors, whose sum is 8914307160
The reverse of 7989721893 is 3981279897
Previous prime number is 241
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 63
Digital Root 9
Name
seven billion nine hundred eighty-nine million seven hundred twenty-one thousand eight hundred ninety-three
Scientific notation
7.989721893 × 10^9
Engineering notation
7.989721893 × 10^9
Prime Factorization
9 × 241 × 3683597
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
7989721893
Product of the distinct prime numbers
The prime factorization of 7989721893 is 9 × 241 × 3683597.
Since it has a total of 3 prime factors.
3 , 4 , 78 , 62 , 260 , 809 , 4097 , 7689 , 1886 , 34172 , 236466 , 471296 , 9511508 , 233022 , 32225456 , 35331806 , 315026543 , 626333747 , 7105877750 , 2181170465
n×2
15979443786
n×3
23969165679
n×4
31958887572
n×5
39948609465
n÷2
3994860946.5
n÷3
2663240631
n÷3
1997430473.25
n÷5
1597944378.6
n2
6.3835655927484E+19
n3
5.1002913771783E+29
n4
4.0749909676921E+39
n5
3.2558044548347E+49
2 √n
89385.244268839
3 √n
1999.1431240175
4 √n
298.97365146253
5 √n
95.610663607381
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
-7989721892
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 7989721893 can be divided by 8 positive divisors.
The sum of these divisors (counting 7989721893) is 1, the average is 0.125.
Base
System
Value
2
Binary
111011100001110010111101100100101
3
Ternary
202121211001220222200
4
Quaternary
13130032113230211
5
Quinary
112330332100033
6
Senary
3400451245113
8
Octal
73416275445
10
Decimal
7989721893
12
Duodecimal
166b8a9799
16
Hexadecimal
1dc397b25
20
Vigesimal
64gff4ed
36
Base36
3o4vgv9
md5
fc9960a6a0d13ca09840af97fdab2f11
sha1
5319ed3a8ec26fc6625f5dc7f996e22d55071fc0
sha256
94d3b587e4d8ad03490f620301d7647fbe62c9c69b066453e00408ae2ac37d64
sha512
6a98b88e092717a06d96ee9b01ba4f010c24114d209f2deed98abcab8e41939f0f17227654a14ee4e507af1bfff82f949b7ed1578682364f2a7ce2fd1290b0b4
ripemd-160
01d56bf3b18b0db08fee7fdee76dae836e004ccf
Diameter
15979443786
Circumference
50200903206.549
Area
2.0054562769887E+20
Volume
2.1364050562281E+30
Surface area
8.0218251079547E+20
Circumference
50200903206.549
Perimeter
31958887572
Area
6.3835655927484E+19
Diagonal
11299173060.67
Surface area
3.830139355649E+20
Volume
5.1002913771783E+29
Space diagonal
13838604257.021
Perimeter
23969165679
Area
2.7641649850222E+19
Altitude
6919302128.5107
Surface area
2.7641649850222E+19
Volume
6.0107510313834E+28
Height
3766391020.2233