72019912 is an even 8-digits composite number following 72019911
and preceding 72019913 . In scientific notation, it is written as 7.2019912 × 10^7.
The sum of its digits is 31. It has a total of 4 prime factors and 8 positive divisors.
There are 36009952 positive integers (up to 72019912) that are relatively prime to 72019912.
72019912 has 8 divisors, whose sum is 135037350
The reverse of 72019912 is 21991027
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 31
Digital Root 4
Name
seventy-two million nineteen thousand nine hundred twelve
Scientific notation
7.2019912 × 10^7
Engineering notation
7.2019912 × 10^6
Prime Factorization
2 × 2 × 2 × 9002489
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
18004978
Product of the distinct prime numbers
The prime factorization of 72019912 is 2 × 2 × 2 × 9002489.
Since it has a total of 4 prime factors.
7 , 6 , 41 , 11 , 171 , 568 , 134 , 1189 , 54063 , 11230 , 971090 , 325088 , 2010573 , 9370865 , 45144653 , 89161870 , 56249201 , 281587649 , 8558874891 , 6780764428
n×2
144039824
n×3
216059736
n×4
288079648
n×5
360099560
n÷2
36009956
n÷3
24006637.333333
n÷3
18004978
n÷5
14403982.4
n2
5186867724487744
n3
3.7355775707325E+23
n4
2.6903596791333E+31
n5
1.9375946733953E+39
2 √n
8486.4546189796
3 √n
416.05511165805
4 √n
92.121955140887
5 √n
37.281254457425
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
-72019911
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 72019912 can be divided by 8 positive divisors.
The sum of these divisors (counting 72019912) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010010101110111111001000
3
Ternary
12000111222202011
4
Quaternary
10102232333020
5
Quinary
121414114122
6
Senary
11051345304
8
Octal
422567710
10
Decimal
72019912
12
Duodecimal
20152234
16
Hexadecimal
44aefc8
20
Vigesimal
12a29fc
36
Base36
16vmx4
md5
f862507f7d3651fdcc4c080b19190666
sha1
dbfc0f4614a7896ec67c440e1cbc3633d1ce8804
sha256
3a58d334040c4b1eeb6cafc2631f7571e83487af39b1bdabf4756cae783cc77e
sha512
69a90cc00688b58c715ec3d27475c5eb2a54ebefc63f5c908580800886dfc9bc03ce9e97db863b6364b24bb44403e1dfd1a37431c4199d95afe9178b48dcfa90
ripemd-160
dc358c9f1cbc8f8445dc487091567db8f3298cc1
Diameter
144039824
Circumference
452514452.90277
Area
1.6295025538393E+16
Volume
1.5647550737504E+24
Surface area
6.5180102153571E+16
Circumference
452514452.90277
Perimeter
288079648
Area
5186867724487744
Diagonal
101851536.31132
Surface area
31121206346926464
Volume
3.7355775707325E+23
Space diagonal
124742146.74064
Perimeter
216059736
Area
2.245979607738E+15
Altitude
62371073.37032
Surface area
2.245979607738E+15
Volume
4.4024203865222E+22
Height
33950512.103772