21272719 is an odd 8-digits composite number following 21272718
and preceding 21272720 . In scientific notation, it is written as 2.1272719 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 19636344 positive integers (up to 21272719) that are relatively prime to 21272719.
21272719 has 4 divisors, whose sum is 22909096
The reverse of 21272719 is 91727212
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty-one million two hundred seventy-two thousand seven hundred nineteen
Scientific notation
2.1272719 × 10^7
Engineering notation
2.1272719 × 10^6
Prime Factorization
13 × 1636363
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21272719
Product of the distinct prime numbers
The prime factorization of 21272719 is 13 × 1636363.
Since it has a total of 2 prime factors.
10 , 7 , 78 , 14 , 678 , 393 , 6567 , 5068 , 47655 , 4709 , 714570 , 575549 , 8795139 , 1477080 , 69438465 , 59832365 , 842068088 , 436791635 , 7020683957 , 1150821321
n×2
42545438
n×3
63818157
n×4
85090876
n×5
106363595
n÷2
10636359.5
n÷3
7090906.3333333
n÷3
5318179.75
n÷5
4254543.8
n2
452528573652961
n3
9.6265131867902E+21
n4
2.0478210997238E+29
n5
4.3562722816696E+36
2 √n
4612.235791891
3 √n
277.0815878735
4 √n
67.913443381196
5 √n
29.212222554487
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
-21272718
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 21272719 can be divided by 4 positive divisors.
The sum of these divisors (counting 21272719) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010001001001100010001111
3
Ternary
1111000202200111
4
Quaternary
1101021202033
5
Quinary
20421211334
6
Senary
2035540451
8
Octal
121114217
10
Decimal
21272719
12
Duodecimal
715a727
16
Hexadecimal
144988f
20
Vigesimal
6cj1fj
36
Base36
cny4v
md5
cba3b509a9bb168d57f1094470ae03ae
sha1
60c5d3ed95ec2bda18747474db624fcb3ab1442b
sha256
893ff14bd647f12068abfb29fc24712bc3019b0c80bd86087f16f3d0bf1ba18f
sha512
87000d07914fe40242a295cfdce4852f623ab79d184168e1939a9ee6b85246934ef9ba869972f5e3b934e3b2c6ac77b1d82e0f9d098853b961afd4d67b368486
ripemd-160
9bd69304791b6db5dc7fd28ae80d260bea2f1470
Diameter
42545438
Circumference
133660435.46456
Area
1.4216604425276E+15
Volume
4.0323444143074E+22
Surface area
5.6866417701104E+15
Circumference
133660435.46456
Perimeter
85090876
Area
452528573652961
Diagonal
30084167.718352
Surface area
2715171441917766
Volume
9.6265131867902E+21
Space diagonal
36845430.123136
Perimeter
63818157
Area
1.959506203609E+14
Altitude
18422715.061568
Surface area
1.959506203609E+14
Volume
1.1344954589269E+21
Height
10028055.906117