99681390 is an even 8-digits composite number following 99681389
and preceding 99681391 . In scientific notation, it is written as 9.9681390 × 10^7.
The sum of its digits is 45. It has a total of 3 prime factors and 8 positive divisors.
There are 26581680 positive integers (up to 99681390) that are relatively prime to 99681390.
99681390 has 8 divisors, whose sum is 152844936
The reverse of 99681390 is 09318699
Previous prime number is 45
Is Prime? no
Number parity even
Number length 8
Sum of Digits 45
Digital Root 9
Name
ninety-nine million six hundred eighty-one thousand three hundred ninety
Scientific notation
9.9681390 × 10^7
Engineering notation
9.9681390 × 10^6
Prime Factorization
2 × 45 × 1107571
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
99681390
Product of the distinct prime numbers
The prime factorization of 99681390 is 2 × 45 × 1107571.
Since it has a total of 3 prime factors.
2 , 4 , 87 , 3 , 258 , 399 , 911 , 4918 , 3704 , 82236 , 392718 , 693690 , 1789250 , 3343366 , 22443131 , 33576235 , 517338467 , 661907946 , 1044326202 , 5360799806
n×2
199362780
n×3
299044170
n×4
398725560
n×5
498406950
n÷2
49840695
n÷3
33227130
n÷3
24920347.5
n÷5
19936278
n2
9936379512332100
n3
9.9047212135679E+23
n4
9.8731637813093E+31
n5
9.8417068941857E+39
2 √n
9984.0567907039
3 √n
463.66540669486
4 √n
99.920252154925
5 √n
39.785316478055
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
-99681389
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 99681390 can be divided by 8 positive divisors.
The sum of these divisors (counting 99681390) is 1, the average is 0.125.
Base
System
Value
2
Binary
101111100010000010001101110
3
Ternary
20221120100011100
4
Quaternary
11330100101232
5
Quinary
201004301030
6
Senary
13520303530
8
Octal
574202156
10
Decimal
99681390
12
Duodecimal
29471ba6
16
Hexadecimal
5f1046e
20
Vigesimal
1b3039a
36
Base36
1ncini
md5
7ec22256cccab41dbce22117a579a9a9
sha1
32153aa8f966c91bd72cd3694920cfc993cd911d
sha256
27b74248d66ad51b5599e68d758b72b748fd45bcbb5a9857dc3471d9c84db048
sha512
d3e9d022b8bf81c71e9e61204fbace9cc9fa9ce399dad1ce3832c81c6c759ea8d0bfdc2da6eccac2339446dd3eda892ae2e212f44b0fc82ec6ee3072fd1671df
ripemd-160
8da9d3528745aa9e12f59b779ca7a2bffaf52697
Diameter
199362780
Circumference
626316645.04724
Area
3.1216056879223E+16
Volume
4.1488799200533E+24
Surface area
1.2486422751689E+17
Circumference
626316645.04724
Perimeter
398725560
Area
9936379512332100
Diagonal
140970773.6542
Surface area
59618277073992600
Volume
9.9047212135679E+23
Space diagonal
172653232.04909
Perimeter
299044170
Area
4.3025785396614E+15
Altitude
86326616.024544
Surface area
4.3025785396614E+15
Volume
1.1672825893127E+23
Height
46990257.884734