21271611 is an odd 8-digits composite number following 21271610
and preceding 21271612 . In scientific notation, it is written as 2.1271611 × 10^7.
The sum of its digits is 21. It has a total of 4 prime factors and 16 positive divisors.
There are 13608000 positive integers (up to 21271611) that are relatively prime to 21271611.
21271611 has 16 divisors, whose sum is 29523968
The reverse of 21271611 is 11617212
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty-one million two hundred seventy-one thousand six hundred eleven
Scientific notation
2.1271611 × 10^7
Engineering notation
2.1271611 × 10^6
Prime Factorization
3 × 127 × 31 × 1801
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
21271611
Product of the distinct prime numbers
The prime factorization of 21271611 is 3 × 127 × 31 × 1801.
Since it has a total of 4 prime factors.
1 , 1 , 22 , 72 , 913 , 453 , 166 , 3259 , 68191 , 30229 , 151530 , 403528 , 7246190 , 6179460 , 4181742 , 61045963 , 426811297 , 427945273 , 2300079019 , 4836249118
n×2
42543222
n×3
63814833
n×4
85086444
n×5
106358055
n÷2
10635805.5
n÷3
7090537
n÷3
5317902.75
n÷5
4254322.2
n2
452481434535321
n3
9.6250090601573E+21
n4
2.0473944859914E+29
n5
4.3551379069554E+36
2 √n
4612.1156750455
3 √n
277.07677714652
4 √n
67.912559037673
5 √n
29.21191824156
1 , 3 , 31 , 93 , 127 , 381 , 1801 , 3937 , 5403 , 11811 , 55831 , 167493 , 228727 , 686181 , 7090537 , 21271611
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21271610
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21271611 can be divided by 16 positive divisors.
The sum of these divisors (counting 21271611) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1010001001001010000111011
3
Ternary
1111000201011110
4
Quaternary
1101021100323
5
Quinary
20421142421
6
Senary
2035531403
8
Octal
121112073
10
Decimal
21271611
12
Duodecimal
7159b63
16
Hexadecimal
144943b
20
Vigesimal
6cij0b
36
Base36
cnxa3
md5
5339b45e1413a8c3645da205425fe564
sha1
5e480276ea3dbdc925988aeb5ef65a92316860fd
sha256
36dc5b0c20c22ca67b16338e8514d5b9477db76ac64e9f471003f3453b9e0c67
sha512
88f1f449e59c14073e1260c050d071ed45da1ab2009e979b50a74937e7e54d5a075bbb3ed944ff4219cb2a6639139ea8ccf8feb54ec2140ca1159161d721948b
ripemd-160
25244386e81fb2dd3ad01a98fe12ae6fb279687f
Diameter
42543222
Circumference
133653473.69524
Area
1.4215123506219E+15
Volume
4.0317143672167E+22
Surface area
5.6860494024877E+15
Circumference
133653473.69524
Perimeter
85086444
Area
452481434535321
Diagonal
30082600.769725
Surface area
2714888607211926
Volume
9.6250090601573E+21
Space diagonal
36843511.010841
Perimeter
63814833
Area
1.9593020852421E+14
Altitude
18421755.505421
Surface area
1.9593020852421E+14
Volume
1.1343181959032E+21
Height
10027533.589908