9938995781 is an odd 10-digits composite number following 9938995780
and preceding 9938995782 . In scientific notation, it is written as 9.938995781 × 10^9.
The sum of its digits is 68. It has a total of 3 prime factors and 8 positive divisors.
There are 8340414720 positive integers (up to 9938995781) that are relatively prime to 9938995781.
9938995781 has 8 divisors, whose sum is 10918364544
The reverse of 9938995781 is 1875998399
Previous prime number is 11
Is Prime? no Number parity odd Number length 10 Sum of Digits 68 Digital Root 5
Name
nine billion nine hundred thirty-eight million nine hundred ninety-five thousand seven hundred eighty-one
Scientific notation
9.938995781 × 10^9
Engineering notation
9.938995781 × 10^9
Prime Factorization
143 × 11 × 6318497
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
9938995781 Product of the distinct prime numbers
The prime factorization of 9938995781 is 143 × 11 × 6318497.
Since it has a total of 3 prime factors.
3 , 3 , 5 , 59 , 65 , 275 , 1795 , 4178 , 84425 , 60561 , 838789 , 725431 , 957543 , 2269515 , 21441648 , 8153794 , 722103711 , 144917507 , 6087077764 , 3776116969
n×2
19877991562
n×3
29816987343
n×4
39755983124
n×5
49694978905
n÷2
4969497890.5
n÷3
3312998593.6667
n÷3
2484748945.25
n÷5
1987799156.2
n2
9.8783637134736E+19
n3
9.8181015271397E+29
n4
9.7582069655672E+39
n5
9.6986777860897E+49
2 √n99694.512291299
3 √n2150.0447642383
4 √n315.74437808344
5 √n99.877692746411
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
-9938995780 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 9938995781 can be divided by 8 positive divisors.
The sum of these divisors (counting 9938995781) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001010000011010010000101001000101
3
Ternary
221122122222022001212
4
Quaternary
21100122100221011
5
Quinary
130323340331111
6
Senary
4322123101205
8
Octal
112032205105
10
Decimal
9938995781
12
Duodecimal
1b14671805
16
Hexadecimal
250690a45
20
Vigesimal
7f5ie991
36
Base36
4kdf685
md5
b7f65806912d2ff4a4c7a068844fec0c
sha1
636d271ee1beaa74fa0df0baf757ac8878441166
sha256
c977004e2818ea4cbc75f1b9fed53c53170826a3802cc9081108e1cadb497244
sha512
cabe7be2a7e4ac508a4cf10e13e10338e86342b35c2407fc14dfafbd109b96ffdf0af4cb8843ef50373038dbee2dc67f892896737c1a7918a6cd79ca9d4b25f0
ripemd-160
2619557e5afd43818981790a95712468d6f6a94b
Diameter
19877991562
Circumference
62448552259.299
Area
3.1033794871737E+20
Volume
4.1125967506481E+30
Surface area
1.2413517948695E+21
Circumference
62448552259.299
Perimeter
39755983124
Area
9.8783637134736E+19
Diagonal
14055862629.859
Surface area
5.9270182280841E+20
Volume
9.8181015271397E+29
Space diagonal
17214845668.905
Perimeter
29816987343
Area
4.2774569618453E+19
Altitude
8607422834.4524
Surface area
4.2774569618453E+19
Volume
1.1570743613698E+29
Height
4685287543.2864