20091493 is an odd 8-digits composite number following 20091492
and preceding 20091494 . In scientific notation, it is written as 2.0091493 × 10^7.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 18931968 positive integers (up to 20091493) that are relatively prime to 20091493.
20091493 has 8 divisors, whose sum is 21262400
The reverse of 20091493 is 39419002
Previous prime number is 193
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million ninety-one thousand four hundred ninety-three
Scientific notation
2.0091493 × 10^7
Engineering notation
2.0091493 × 10^6
Prime Factorization
19 × 193 × 5479
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20091493
Product of the distinct prime numbers
The prime factorization of 20091493 is 19 × 193 × 5479.
Since it has a total of 3 prime factors.
7 , 6 , 69 , 77 , 35 , 385 , 7879 , 6306 , 92210 , 53663 , 15308 , 623883 , 6927611 , 8373194 , 24834460 , 72062171 , 504608351 , 42858543 , 8797691298 , 4673557777
n×2
40182986
n×3
60274479
n×4
80365972
n×5
100457465
n÷2
10045746.5
n÷3
6697164.3333333
n÷3
5022873.25
n÷5
4018298.6
n2
403668090969049
n3
8.110294624028E+21
n4
1.629479276666E+29
n5
3.2738671480779E+36
2 √n
4482.3535112706
3 √n
271.85504910189
4 √n
66.950380964343
5 √n
28.880349331627
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
-20091492
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 20091493 can be divided by 8 positive divisors.
The sum of these divisors (counting 20091493) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100101001001001100101
3
Ternary
1101210202100101
4
Quaternary
1030221021211
5
Quinary
20120411433
6
Senary
1554344101
8
Octal
114511145
10
Decimal
20091493
12
Duodecimal
688b031
16
Hexadecimal
1329265
20
Vigesimal
65b8ed
36
Base36
bymp1
md5
228167ae50539995269aa3aaa3bc83c6
sha1
01ab258cec2a00ee2c52e79783f2e69a3aaf5517
sha256
cb90dae8465e1f0d37b9e0db626227837cc042fd2bb327071b80b98e74c13bbe
sha512
b5eae01a5590ecf67549c053136d84db021478a5c6607988e1949c0cfef3bd10fc8530aab863643fa3ea030e8a91529f1fdfcd6297cb5e5c8c406078ecc83174
ripemd-160
5ef561137995f0b129cab9e1a1a2035c2d780b3c
Diameter
40182986
Circumference
126238573.6169
Area
1.268160709077E+15
Volume
3.397232267906E+22
Surface area
5.0726428363079E+15
Circumference
126238573.6169
Perimeter
80365972
Area
403668090969049
Diagonal
28413661.888924
Surface area
2422008545814294
Volume
8.110294624028E+21
Space diagonal
34799486.675914
Perimeter
60274479
Area
1.7479341073818E+14
Altitude
17399743.337957
Surface area
1.7479341073818E+14
Volume
9.558073876785E+20
Height
9471220.6296414