21271609 is an odd 8-digits composite number following 21271608
and preceding 21271610 . In scientific notation, it is written as 2.1271609 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 21225204 positive integers (up to 21271609) that are relatively prime to 21271609.
21271609 has 4 divisors, whose sum is 21318016
The reverse of 21271609 is 90617212
Previous prime number is 463
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty-one million two hundred seventy-one thousand six hundred nine
Scientific notation
2.1271609 × 10^7
Engineering notation
2.1271609 × 10^6
Prime Factorization
463 × 45943
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21271609
Product of the distinct prime numbers
The prime factorization of 21271609 is 463 × 45943.
Since it has a total of 2 prime factors.
2 , 9 , 14 , 30 , 258 , 372 , 4583 , 5270 , 16878 , 37104 , 118701 , 295496 , 8565692 , 6189196 , 37820520 , 72092938 , 485024566 , 238005115 , 1127498288 , 7278241727
n×2
42543218
n×3
63814827
n×4
85086436
n×5
106358045
n÷2
10635804.5
n÷3
7090536.3333333
n÷3
5317902.25
n÷5
4254321.8
n2
452481349448881
n3
9.625006345269E+21
n4
2.0473937159908E+29
n5
4.3551358595613E+36
2 √n
4612.1154582252
3 √n
277.07676846275
4 √n
67.912557441354
5 √n
29.211917692247
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
-21271608
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 21271609 can be divided by 4 positive divisors.
The sum of these divisors (counting 21271609) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010001001001010000111001
3
Ternary
1111000201011101
4
Quaternary
1101021100321
5
Quinary
20421142414
6
Senary
2035531401
8
Octal
121112071
10
Decimal
21271609
12
Duodecimal
7159b61
16
Hexadecimal
1449439
20
Vigesimal
6cij09
36
Base36
cnxa1
md5
98b2696bcb323ce21a64b452bd57ec00
sha1
8b11c065fb480b3974d078a131065da4c2fb1e18
sha256
1e64b3f443388a8d02a0705e98672f8a56f548f371bab150f7900ec1e306fa87
sha512
c886e863f961d7414e5f1dd45b7ef7cb6b3866b9cccc538f075e80ba6aaaa35b3d689005ba80ccf01e9155f2b92e6221fcb529571487a8ea585709d833405e11
ripemd-160
f6f5e3601d23f54b30b32b7724db67980afa8c79
Diameter
42543218
Circumference
133653461.12887
Area
1.421512083315E+15
Volume
4.0317132300069E+22
Surface area
5.68604833326E+15
Circumference
133653461.12887
Perimeter
85086436
Area
452481349448881
Diagonal
30082597.941298
Surface area
2714888096693286
Volume
9.625006345269E+21
Space diagonal
36843507.546739
Perimeter
63814827
Area
1.959301716807E+14
Altitude
18421753.77337
Surface area
1.959301716807E+14
Volume
1.1343178759505E+21
Height
10027532.647099