81172010 is an even 8-digits composite number following 81172009
and preceding 81172011 . In scientific notation, it is written as 8.1172010 × 10^7.
The sum of its digits is 20. It has a total of 3 prime factors and 8 positive divisors.
There are 32468800 positive integers (up to 81172010) that are relatively prime to 81172010.
81172010 has 8 divisors, whose sum is 146109636
The reverse of 81172010 is 01027118
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 20
Digital Root 2
Name
eighty-one million one hundred seventy-two thousand ten
Scientific notation
8.1172010 × 10^7
Engineering notation
8.1172010 × 10^6
Prime Factorization
2 × 5 × 8117201
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
81172010
Product of the distinct prime numbers
The prime factorization of 81172010 is 2 × 5 × 8117201.
Since it has a total of 3 prime factors.
9 , 7 , 26 , 92 , 890 , 17 , 8030 , 388 , 73067 , 55890 , 514109 , 916918 , 9111501 , 9473743 , 29697681 , 33218839 , 439286919 , 35763106 , 9001111004 , 2152141837
n×2
162344020
n×3
243516030
n×4
324688040
n×5
405860050
n÷2
40586005
n÷3
27057336.666667
n÷3
20293002.5
n÷5
16234402
n2
6588895207440100
n3
5.3483386766728E+23
n4
4.3413540054627E+31
n5
3.5239643074496E+39
2 √n
9009.5510431985
3 √n
432.98092781887
4 √n
94.918654874574
5 √n
38.183985816603
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
-81172009
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 81172010 can be divided by 8 positive divisors.
The sum of these divisors (counting 81172010) is 1, the average is 0.125.
Base
System
Value
2
Binary
100110101101001011000101010
3
Ternary
12122201222001202
4
Quaternary
10311221120222
5
Quinary
131240001020
6
Senary
12015444202
8
Octal
465513052
10
Decimal
81172010
12
Duodecimal
23226662
16
Hexadecimal
4d6962a
20
Vigesimal
1576a0a
36
Base36
1cbsq2
md5
c80873b7e4cef47e976dd4d4cc9fcc75
sha1
889a329396cbd2b83f6b4892005437361049afa1
sha256
565c36e1bb8b0d50a2a5a35fddb68b10da3dd8e1024d1a604f5c8e3cf4de4bc1
sha512
4eaf787979f9669c80222d9f61e5915faf0c30034e38daba0ac2e7e073da80c172af434261f4f71544349c6b9437be829e15576c6d85ed73b1c963fde11e7bbd
ripemd-160
c4b69c5be6f75693749791119f75f00bac357946
Diameter
162344020
Circumference
510018780.58623
Area
2.0699624778967E+16
Volume
2.2403068660727E+24
Surface area
8.2798499115867E+16
Circumference
510018780.58623
Perimeter
324688040
Area
6588895207440100
Diagonal
114794557.42708
Surface area
39533371244640600
Volume
5.3483386766728E+23
Space diagonal
140594045.47249
Perimeter
243516030
Area
2.8530753162583E+15
Altitude
70297022.736244
Surface area
2.8530753162583E+15
Volume
6.3030775772627E+22
Height
38264852.475695