99681389 is an odd 8-digits composite number following 99681388
and preceding 99681390 . In scientific notation, it is written as 9.9681389 × 10^7.
The sum of its digits is 53. It has a total of 2 prime factors and 4 positive divisors.
There are 99105024 positive integers (up to 99681389) that are relatively prime to 99681389.
99681389 has 4 divisors, whose sum is 100257756
The reverse of 99681389 is 98318699
Previous prime number is 173
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 53
Digital Root 8
Name
ninety-nine million six hundred eighty-one thousand three hundred eighty-nine
Scientific notation
9.9681389 × 10^7
Engineering notation
9.9681389 × 10^6
Prime Factorization
173 × 576193
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
99681389
Product of the distinct prime numbers
The prime factorization of 99681389 is 173 × 576193.
Since it has a total of 2 prime factors.
7 , 2 , 3 , 67 , 603 , 151 , 6978 , 1920 , 57886 , 22748 , 101194 , 997382 , 4675544 , 849429 , 4868054 , 4031203 , 84119912 , 365308503 , 3429642972 , 411583062
n×2
199362778
n×3
299044167
n×4
398725556
n×5
498406945
n÷2
49840694.5
n÷3
33227129.666667
n÷3
24920347.25
n÷5
19936277.8
n2
9936379312969321
n3
9.9047209154765E+23
n4
9.8731633851205E+31
n5
9.8417064005275E+39
2 √n
9984.056740624
3 √n
463.66540514437
4 √n
99.920251904326
5 √n
39.78531639823
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-99681388
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 99681389 can be divided by 4 positive divisors.
The sum of these divisors (counting 99681389) is 1, the average is 0.25.
Base
System
Value
2
Binary
101111100010000010001101101
3
Ternary
20221120100011022
4
Quaternary
11330100101231
5
Quinary
201004301024
6
Senary
13520303525
8
Octal
574202155
10
Decimal
99681389
12
Duodecimal
29471ba5
16
Hexadecimal
5f1046d
20
Vigesimal
1b30399
36
Base36
1ncinh
md5
38e686185ca63b174c3cc128e9170226
sha1
8acec0e0e98ac72f517bfd7a9d37ec02d0b6171d
sha256
8b2ed9827802d3f3593571758f2ed2dc2bd03a8b6dcfac2770f0a1a06c5adf93
sha512
1471b91fc0e60b6abcd67b1ad566cc856e32fee07dbca472fe97a021c7325806a417676279dd324a09b57e1481567cc580e4f276719a976b39fb017dc8fe4dc1
ripemd-160
5f90d0cd471bd716990836ccb3c5a8227249af79
Diameter
199362778
Circumference
626316638.76405
Area
3.1216056252906E+16
Volume
4.1488797951891E+24
Surface area
1.2486422501162E+17
Circumference
626316638.76405
Perimeter
398725556
Area
9936379312969321
Diagonal
140970772.23999
Surface area
59618275877815926
Volume
9.9047209154765E+23
Space diagonal
172653230.31704
Perimeter
299044167
Area
4.3025784533348E+15
Altitude
86326615.158519
Surface area
4.3025784533348E+15
Volume
1.1672825541823E+23
Height
46990257.413329