20147240 is an even 8-digits composite number following 20147239
and preceding 20147241 . In scientific notation, it is written as 2.0147240 × 10^7.
The sum of its digits is 20. It has a total of 6 prime factors and 32 positive divisors.
There are 7840512 positive integers (up to 20147240) that are relatively prime to 20147240.
20147240 has 32 divisors, whose sum is 46559880
The reverse of 20147240 is 04274102
Previous prime number is 37
Is Prime? no
Number parity even
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty million one hundred forty-seven thousand two hundred forty
Scientific notation
2.0147240 × 10^7
Engineering notation
2.0147240 × 10^6
Prime Factorization
2 × 2 × 2 × 5 × 37 × 13613
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
5036810
Product of the distinct prime numbers
The prime factorization of 20147240 is 2 × 2 × 2 × 5 × 37 × 13613.
Since it has a total of 6 prime factors.
8 , 4 , 52 , 6 , 7 , 690 , 7096 , 2877 , 11426 , 74394 , 13306 , 525180 , 1371511 , 582958 , 50640529 , 33701998 , 743472419 , 429702017 , 1711678912 , 1865855375
n×2
40294480
n×3
60441720
n×4
80588960
n×5
100736200
n÷2
10073620
n÷3
6715746.6666667
n÷3
5036810
n÷5
4029448
n2
405911279617600
n3
8.1779919691629E+21
n4
1.647639669208E+29
n5
3.3195391849054E+36
2 √n
4488.5677002803
3 √n
272.10625174192
4 √n
66.996773805015
5 √n
28.896358186043
1 , 2 , 4 , 5 , 8 , 10 , 20 , 37 , 40 , 74 , 148 , 185 , 296 , 370 , 740 , 1480 , 13613 , 27226 , 54452 , 68065 , 108904 , 136130 , 272260 , 503681 , 544520 , 1007362 , 2014724 , 2518405 , 4029448 , 5036810 , 10073620 , 20147240
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20147239
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20147240 can be divided by 32 positive divisors.
The sum of these divisors (counting 20147240) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1001100110110110000101000
3
Ternary
1101220120211002
4
Quaternary
1030312300220
5
Quinary
20124202430
6
Senary
1555454132
8
Octal
114666050
10
Decimal
20147240
12
Duodecimal
68b7348
16
Hexadecimal
1336c28
20
Vigesimal
65i820
36
Base36
bztpk
md5
da7f5e24eb9dda15d88317d88d709b65
sha1
6d0c7c00f21116b72e2f77d12d5f9af7f3c87c9d
sha256
72a977435cce9ae6ef486f71f9cdddcf1818caa60751b5e24cb99180498c6c2c
sha512
1affb78511efa32cd33c2eb7192b45b6c2425346222bddc7b75d3c22d4b1fba7f0eb1735e53ca702a18bad7fbbf804c348312d926ee1e1f83d636ca06d17a421
ripemd-160
7cba87feb0663a656b1b1f232b880827f0eeceac
Diameter
40294480
Circumference
126588842.34822
Area
1.2752078940559E+15
Volume
3.4255892655251E+22
Surface area
5.1008315762235E+15
Circumference
126588842.34822
Perimeter
80588960
Area
405911279617600
Diagonal
28492500.052386
Surface area
2435467677705600
Volume
8.1779919691629E+21
Space diagonal
34896043.312284
Perimeter
60441720
Area
1.7576473991575E+14
Altitude
17448021.656142
Surface area
1.7576473991575E+14
Volume
9.6378559631404E+20
Height
9497500.0174619