21272775 is an odd 8-digits composite number following 21272774
and preceding 21272776 . In scientific notation, it is written as 2.1272775 × 10^7.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 11345440 positive integers (up to 21272775) that are relatively prime to 21272775.
21272775 has 8 divisors, whose sum is 27229248
The reverse of 21272775 is 57727212
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
twenty-one million two hundred seventy-two thousand seven hundred seventy-five
Scientific notation
2.1272775 × 10^7
Engineering notation
2.1272775 × 10^6
Prime Factorization
15 × 5 × 283637
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21272775
Product of the distinct prime numbers
The prime factorization of 21272775 is 15 × 5 × 283637.
Since it has a total of 3 prime factors.
9 , 1 , 83 , 22 , 171 , 296 , 8349 , 7379 , 98856 , 51868 , 392334 , 508325 , 603715 , 4721213 , 33026027 , 23039986 , 518075940 , 922883677 , 9271259017 , 3943594540
n×2
42545550
n×3
63818325
n×4
85091100
n×5
106363875
n÷2
10636387.5
n÷3
7090925
n÷3
5318193.75
n÷5
4254555
n2
452530956200625
n3
9.6265892117907E+21
n4
2.0478426631985E+29
n5
4.3563296209623E+36
2 √n
4612.2418626954
3 √n
277.0818310105
4 √n
67.913488076342
5 √n
29.212237934587
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
-21272774
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 21272775 can be divided by 8 positive divisors.
The sum of these divisors (counting 21272775) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010001001001100011000111
3
Ternary
1111000202202120
4
Quaternary
1101021203013
5
Quinary
20421212100
6
Senary
2035541023
8
Octal
121114307
10
Decimal
21272775
12
Duodecimal
715a773
16
Hexadecimal
14498c7
20
Vigesimal
6cj1if
36
Base36
cny6f
md5
aa3666cd4ac64d29c670d1c6fa162d0a
sha1
a1ac734259afecd911f90023725d521ac8ae108a
sha256
b5dcb264995969cf245bb8844b4de6d52251a1d6f4979dc05c05d192b08a951f
sha512
85594bb3fca7deaf9b4143a36b033859e5a137f1a289539fc40c2c655f07efca0b620772903b6d6c76aa9a8e0f2d3c4038f1445f17bbd2e42f444925c4af617e
ripemd-160
32b769c899fbf9cb1af58ca3c818bc0a78293bbe
Diameter
42545550
Circumference
133660787.32294
Area
1.4216679275218E+15
Volume
4.0323762595851E+22
Surface area
5.6866717100874E+15
Circumference
133660787.32294
Perimeter
85091100
Area
452530956200625
Diagonal
30084246.914311
Surface area
2715185737203750
Volume
9.6265892117907E+21
Space diagonal
36845527.117981
Perimeter
63818325
Area
1.959516520343E+14
Altitude
18422763.558991
Surface area
1.959516520343E+14
Volume
1.1345044185591E+21
Height
10028082.30477