20196581 is an odd 8-digits composite number following 20196580
and preceding 20196582 . In scientific notation, it is written as 2.0196581 × 10^7.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 20145312 positive integers (up to 20196581) that are relatively prime to 20196581.
20196581 has 4 divisors, whose sum is 20247852
The reverse of 20196581 is 18569102
Previous prime number is 397
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty million one hundred ninety-six thousand five hundred eighty-one
Scientific notation
2.0196581 × 10^7
Engineering notation
2.0196581 × 10^6
Prime Factorization
397 × 50873
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20196581
Product of the distinct prime numbers
The prime factorization of 20196581 is 397 × 50873.
Since it has a total of 2 prime factors.
8 , 9 , 70 , 15 , 985 , 484 , 52 , 3967 , 93384 , 66562 , 385131 , 647721 , 9824339 , 9124085 , 31354205 , 1375309 , 321213515 , 230805007 , 8199908431 , 9956396679
n×2
40393162
n×3
60589743
n×4
80786324
n×5
100982905
n÷2
10098290.5
n÷3
6732193.6666667
n÷3
5049145.25
n÷5
4039316.2
n2
407901884089561
n3
8.2382234420674E+21
n4
1.6638394704381E+29
n5
3.3603868635701E+36
2 √n
4494.060635995
3 √n
272.32820189948
4 √n
67.037755302479
5 √n
28.910497895076
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
-20196580
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 20196581 can be divided by 4 positive divisors.
The sum of these divisors (counting 20196581) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101000010110011100101
3
Ternary
1102000002111112
4
Quaternary
1031002303211
5
Quinary
20132242311
6
Senary
2000514405
8
Octal
115026345
10
Decimal
20196581
12
Duodecimal
691ba05
16
Hexadecimal
1342ce5
20
Vigesimal
664b91
36
Base36
c0vs5
md5
3b657f33a760607bc487d7c7dc544a5a
sha1
76043697fb1311a516c8fe8bb625b9b57f3ac8fe
sha256
8c858c79ea664394ba0061aa951a38a8779d52769471c0e276d89fa6b5d6a591
sha512
3bdc21ba813804e63971595cdbb566222b8892916c93713b14976d41e71338cc55bb8ccbaf84f01376a281e8649becd0f88ff11141ce7fa7b4ced57e101e0b6a
ripemd-160
9907f372216b9a4ef5fd0bf15fa5e6ee7172a98f
Diameter
40393162
Circumference
126898860.99446
Area
1.2814615624412E+15
Volume
3.4508189658974E+22
Surface area
5.1258462497648E+15
Circumference
126898860.99446
Perimeter
80786324
Area
407901884089561
Diagonal
28562278.763767
Surface area
2447411304537366
Volume
8.2382234420674E+21
Space diagonal
34981504.43118
Perimeter
60589743
Area
1.7662669693655E+14
Altitude
17490752.21559
Surface area
1.7662669693655E+14
Volume
9.7088394346931E+20
Height
9520759.5879223