21032747 is an odd 8-digits composite number following 21032746
and preceding 21032748 . In scientific notation, it is written as 2.1032747 × 10^7.
The sum of its digits is 26. It has a total of 2 prime factors and 4 positive divisors.
There are 20796336 positive integers (up to 21032747) that are relatively prime to 21032747.
21032747 has 4 divisors, whose sum is 21269160
The reverse of 21032747 is 74723012
Previous prime number is 89
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty-one million thirty-two thousand seven hundred forty-seven
Scientific notation
2.1032747 × 10^7
Engineering notation
2.1032747 × 10^6
Prime Factorization
89 × 236323
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21032747
Product of the distinct prime numbers
The prime factorization of 21032747 is 89 × 236323.
Since it has a total of 2 prime factors.
3 , 7 , 69 , 82 , 730 , 895 , 8395 , 9001 , 77360 , 97503 , 581799 , 282055 , 9417558 , 2166730 , 2820821 , 91744119 , 207958238 , 291831072 , 73965059 , 9281057374
n×2
42065494
n×3
63098241
n×4
84130988
n×5
105163735
n÷2
10516373.5
n÷3
7010915.6666667
n÷3
5258186.75
n÷5
4206549.4
n2
442376446366009
n3
9.3043918751753E+21
n4
1.9569692029942E+29
n5
4.1160438133368E+36
2 √n
4586.1472937532
3 √n
276.0357502875
4 √n
67.721099324754
5 √n
29.14601603911
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
-21032746
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 21032747 can be divided by 4 positive divisors.
The sum of these divisors (counting 21032747) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000001110111100101011
3
Ternary
1110120120111122
4
Quaternary
1100032330223
5
Quinary
20341021442
6
Senary
2030445455
8
Octal
120167453
10
Decimal
21032747
12
Duodecimal
706388b
16
Hexadecimal
140ef2b
20
Vigesimal
6b91h7
36
Base36
cisyz
md5
e2edf0df2191d1de6d0c874c404e65cb
sha1
73a6af28d32aaac1db712f575d8bd46ef0c630da
sha256
646a15ba17a5f8825996e80265169496f64712a4a03d9eade7dbb694dcfd9a32
sha512
5a87ae2ee82f6eb82a7d7a1d0db47ddba8547eeff125e48edcc497b5b838c80cd529650461439264ad3353f93f493aba2e91715c4086c8b25c64625247e95045
ripemd-160
42644d9d914c6f1920a6820ead129bc23c1dccf9
Diameter
42065494
Circumference
132152646.92003
Area
1.3897665940246E+15
Volume
3.8974145548229E+22
Surface area
5.5590663760985E+15
Circumference
132152646.92003
Perimeter
84130988
Area
442376446366009
Diagonal
29744796.061362
Surface area
2654258678196054
Volume
9.3043918751753E+21
Space diagonal
36429786.426742
Perimeter
63098241
Area
1.9155462029442E+14
Altitude
18214893.213371
Surface area
1.9155462029442E+14
Volume
1.0965330982922E+21
Height
9914932.020454