20197788 is an even 8-digits composite number following 20197787
and preceding 20197789 . In scientific notation, it is written as 2.0197788 × 10^7.
The sum of its digits is 42. It has a total of 5 prime factors and 24 positive divisors.
There are 6068160 positive integers (up to 20197788) that are relatively prime to 20197788.
20197788 has 24 divisors, whose sum is 47228160
The reverse of 20197788 is 88779102
Previous prime number is 559
Is Prime? no
Number parity even
Number length 8
Sum of Digits 42
Digital Root 6
Name
twenty million one hundred ninety-seven thousand seven hundred eighty-eight
Scientific notation
2.0197788 × 10^7
Engineering notation
2.0197788 × 10^6
Prime Factorization
2 × 2 × 3 × 559 × 3011
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
10098894
Product of the distinct prime numbers
The prime factorization of 20197788 is 2 × 2 × 3 × 559 × 3011.
Since it has a total of 5 prime factors.
1 , 10 , 28 , 90 , 949 , 307 , 6915 , 1185 , 43797 , 84194 , 223345 , 946726 , 6787580 , 4923394 , 24080626 , 22859274 , 55212355 , 552397267 , 9175662705 , 6508979447
n×2
40395576
n×3
60593364
n×4
80791152
n×5
100988940
n÷2
10098894
n÷3
6732596
n÷3
5049447
n÷5
4039557.6
n2
407950640092944
n3
8.2397005430616E+21
n4
1.6642372475224E+29
n5
3.3613911107162E+36
2 √n
4494.1949223415
3 √n
272.33362680435
4 √n
67.038756867513
5 √n
28.910843440065
1 , 2 , 3 , 4 , 6 , 12 , 559 , 1118 , 1677 , 2236 , 3011 , 3354 , 6022 , 6708 , 9033 , 12044 , 18066 , 36132 , 1683149 , 3366298 , 5049447 , 6732596 , 10098894 , 20197788
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20197787
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20197788 can be divided by 24 positive divisors.
The sum of these divisors (counting 20197788) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1001101000011000110011100
3
Ternary
1102000011011020
4
Quaternary
1031003012130
5
Quinary
20132312123
6
Senary
2000524140
8
Octal
115030634
10
Decimal
20197788
12
Duodecimal
6920650
16
Hexadecimal
134319c
20
Vigesimal
664e98
36
Base36
c0wpo
md5
1c747b6db003173566d78664fb8310b0
sha1
6239c398ad6aebc5c7abdc1534e9573d86116def
sha256
b7768902aed079456bf36a0e2eda39bdecfe8a72c1ec3f635a390aedaca20553
sha512
0c527f1b8307c4819a0c719cb4b36ed22e3064424fa1184b1b18b9131f0f6d3dadf840f868156747b2acc963dbe5e64dc4a5b3358702063087f29a648c4b3d6a
ripemd-160
7c1cf5c74ebe389c522ae693e83139122df428e6
Diameter
40395576
Circumference
126906444.79913
Area
1.2816147339432E+15
Volume
3.4514376925149E+22
Surface area
5.126458935773E+15
Circumference
126906444.79913
Perimeter
80791152
Area
407950640092944
Diagonal
28563985.719537
Surface area
2447703840557664
Volume
8.2397005430616E+21
Space diagonal
34983595.016505
Perimeter
60593364
Area
1.7664780890531E+14
Altitude
17491797.508252
Surface area
1.7664780890531E+14
Volume
9.7105802149089E+20
Height
9521328.5731789