21141247 is an odd 8-digits composite number following 21141246
and preceding 21141248 . In scientific notation, it is written as 2.1141247 × 10^7.
The sum of its digits is 22. It has a total of 3 prime factors and 8 positive divisors.
There are 20604672 positive integers (up to 21141247) that are relatively prime to 21141247.
21141247 has 8 divisors, whose sum is 21684656
The reverse of 21141247 is 74214112
Previous prime number is 67
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 22
Digital Root 4
Name
twenty-one million one hundred forty-one thousand two hundred forty-seven
Scientific notation
2.1141247 × 10^7
Engineering notation
2.1141247 × 10^6
Prime Factorization
97 × 67 × 3253
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21141247
Product of the distinct prime numbers
The prime factorization of 21141247 is 97 × 67 × 3253.
Since it has a total of 3 prime factors.
6 , 6 , 23 , 88 , 993 , 627 , 6058 , 3764 , 41983 , 63918 , 737559 , 372197 , 8772268 , 4211992 , 12866775 , 89801958 , 643877818 , 50105727 , 1750461444 , 2272099094
n×2
42282494
n×3
63423741
n×4
84564988
n×5
105706235
n÷2
10570623.5
n÷3
7047082.3333333
n÷3
5285311.75
n÷5
4228249.4
n2
446952324715009
n3
9.4491294940242E+21
n4
1.9976638056815E+29
n5
4.2233103938873E+36
2 √n
4597.9611786095
3 √n
276.50959116613
4 √n
67.80826777473
5 √n
29.176024839499
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
-21141246
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 21141247 can be divided by 8 positive divisors.
The sum of these divisors (counting 21141247) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000101001011011111111
3
Ternary
1110210002100011
4
Quaternary
1100221123333
5
Quinary
20403004442
6
Senary
2033044051
8
Octal
120513377
10
Decimal
21141247
12
Duodecimal
70b6627
16
Hexadecimal
14296ff
20
Vigesimal
6c2d27
36
Base36
cl4ov
md5
2626f92e7abd6cc27fc3f62541caf9b1
sha1
749a4cf111b626062f2b34ab047705deb674b433
sha256
ebf813f74debdc8c6add842444e01b1a6252b788225f530364b2b2a76a36ed32
sha512
a74a80e3d441d8414f06bb933c7d8b4205d5cc6a7029c5574b13d4621983e5c8df3853afe3d88dc63b14ef72fae613e17166029a63dd4cb034108228184ee1df
ripemd-160
12e24fadaf443f64a849885bfb40495aacc926e2
Diameter
42282494
Circumference
132834372.52585
Area
1.4041421398296E+15
Volume
3.9580421068327E+22
Surface area
5.6165685593182E+15
Circumference
132834372.52585
Perimeter
84564988
Area
446952324715009
Diagonal
29898238.23288
Surface area
2681713948290054
Volume
9.4491294940242E+21
Space diagonal
36617713.939363
Perimeter
63423741
Area
1.9353603374185E+14
Altitude
18308856.969682
Surface area
1.9353603374185E+14
Volume
1.1135905902557E+21
Height
9966079.4109598