21032643 is an odd 8-digits composite number following 21032642
and preceding 21032644 . In scientific notation, it is written as 2.1032643 × 10^7.
The sum of its digits is 21. It has a total of 3 prime factors and 8 positive divisors.
There are 13997664 positive integers (up to 21032643) that are relatively prime to 21032643.
21032643 has 8 divisors, whose sum is 28091728
The reverse of 21032643 is 34623012
Previous prime number is 613
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty-one million thirty-two thousand six hundred forty-three
Scientific notation
2.1032643 × 10^7
Engineering notation
2.1032643 × 10^6
Prime Factorization
3 × 613 × 11437
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21032643
Product of the distinct prime numbers
The prime factorization of 21032643 is 3 × 613 × 11437.
Since it has a total of 3 prime factors.
3 , 9 , 68 , 72 , 930 , 649 , 1679 , 421 , 97565 , 78894 , 780683 , 748646 , 7268636 , 8625637 , 35025773 , 55437043 , 538918467 , 493579043 , 544343217 , 9980076463
n×2
42065286
n×3
63097929
n×4
84130572
n×5
105163215
n÷2
10516321.5
n÷3
7010881
n÷3
5258160.75
n÷5
4206528.6
n2
442372071565449
n3
9.3042538544065E+21
n4
1.9569304970111E+29
n5
4.1159420519446E+36
2 √n
4586.135955246
3 √n
276.03529531815
4 √n
67.721015609971
5 √n
29.145987215565
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
-21032642
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 21032643 can be divided by 8 positive divisors.
The sum of these divisors (counting 21032643) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000001110111011000011
3
Ternary
1110120120100210
4
Quaternary
1100032323003
5
Quinary
20341021033
6
Senary
2030445203
8
Octal
120167303
10
Decimal
21032643
12
Duodecimal
7063803
16
Hexadecimal
140eec3
20
Vigesimal
6b91c3
36
Base36
cisw3
md5
6b829db0c8dd7f5481f5fa06dee01536
sha1
ea99540ddd31e71a155378728a039580fdef064b
sha256
1a9046a1beef180a15cff6f11a7c63ae0faf6bbd10825165fdd6de4fe07681a0
sha512
a4d942452e1719ed8e90ca3e2b688e81b0f6e6584014065ff6655150a5f1e38792133adf0d7276cd4441a1f5f29fe9de42440e3bed986dc87ae515c13327cc0d
ripemd-160
c7bb72867095e72887b48bed85c3cf830180b3b5
Diameter
42065286
Circumference
132151993.46875
Area
1.3897528501833E+15
Volume
3.8973567408184E+22
Surface area
5.5590114007333E+15
Circumference
132151993.46875
Perimeter
84130572
Area
442372071565449
Diagonal
29744648.983152
Surface area
2654232429392694
Volume
9.3042538544065E+21
Space diagonal
36429606.293458
Perimeter
63097929
Area
1.9155272595021E+14
Altitude
18214803.146729
Surface area
1.9155272595021E+14
Volume
1.0965168323887E+21
Height
9914882.9943838