98989989 is an odd 8-digits composite number following 98989988
and preceding 98989990 . In scientific notation, it is written as 9.8989989 × 10^7.
The sum of its digits is 69. It has a total of 3 prime factors and 8 positive divisors.
There are 56500992 positive integers (up to 98989989) that are relatively prime to 98989989.
98989989 has 8 divisors, whose sum is 103822488
The reverse of 98989989 is 98998989
Previous prime number is 1097
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 69
Digital Root 6
Name
ninety-eight million nine hundred eighty-nine thousand nine hundred eighty-nine
Scientific notation
9.8989989 × 10^7
Engineering notation
9.8989989 × 10^6
Prime Factorization
21 × 1097 × 4297
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
98989989
Product of the distinct prime numbers
The prime factorization of 98989989 is 21 × 1097 × 4297.
Since it has a total of 3 prime factors.
9 , 9 , 15 , 60 , 147 , 908 , 1335 , 3966 , 61541 , 57707 , 871891 , 228145 , 5460430 , 9094182 , 82687248 , 49033936 , 98829300 , 380854120 , 32410459 , 2591398918
n×2
197979978
n×3
296969967
n×4
395959956
n×5
494949945
n÷2
49494994.5
n÷3
32996663
n÷3
24747497.25
n÷5
19797997.8
n2
9799017922220121
n3
9.7000467633137E+23
n4
9.6020752239991E+31
n5
9.5050932080084E+39
2 √n
9949.3712866693
3 √n
462.59090728261
4 √n
99.746535211351
5 √n
39.729971653776
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
-98989988
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 98989989 can be divided by 8 positive divisors.
The sum of these divisors (counting 98989989) is 1, the average is 0.125.
Base
System
Value
2
Binary
101111001100111011110100101
3
Ternary
20220021012201220
4
Quaternary
11321213132211
5
Quinary
200320134424
6
Senary
13453410553
8
Octal
571473645
10
Decimal
98989989
12
Duodecimal
29199a59
16
Hexadecimal
5e677a5
20
Vigesimal
1aidej9
36
Base36
1mxp5x
md5
e4d53dd4956ed09c4ae7856e901aa8dc
sha1
983648859a9520d5b2b98909309988b7e0382aff
sha256
715e8ba0d9b37e882095163c0ebf6eba0eceff340f38591c8c0276c02b4f05bb
sha512
fdb5574319f34c8aabe2b1fa039892ea785b34bd17e2e51b3baecbc7f8eb5b14830dd3bdc7301c201b89e7912278882e4e76e7e18ba239b25e732f7900eb8782
ripemd-160
66f8007be279ad994cfccaf5b0cdaf1b16917979
Diameter
197979978
Circumference
621972444.44267
Area
3.0784522716841E+16
Volume
4.0631460868138E+24
Surface area
1.2313809086737E+17
Circumference
621972444.44267
Perimeter
395959956
Area
9799017922220121
Diagonal
139992984.98296
Surface area
58794107533320726
Volume
9.7000467633137E+23
Space diagonal
171455690.38868
Perimeter
296969967
Area
4.2430992263908E+15
Altitude
85727845.194342
Surface area
4.2430992263908E+15
Volume
1.1431614740276E+23
Height
46664328.327655