21084628 is an even 8-digits composite number following 21084627
and preceding 21084629 . In scientific notation, it is written as 2.1084628 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 6 positive divisors.
There are 10542312 positive integers (up to 21084628) that are relatively prime to 21084628.
21084628 has 6 divisors, whose sum is 36898106
The reverse of 21084628 is 82648012
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty-one million eighty-four thousand six hundred twenty-eight
Scientific notation
2.1084628 × 10^7
Engineering notation
2.1084628 × 10^6
Prime Factorization
2 × 2 × 5271157
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
10542314
Product of the distinct prime numbers
The prime factorization of 21084628 is 2 × 2 × 5271157.
Since it has a total of 3 prime factors.
2 , 1 , 42 , 39 , 887 , 272 , 740 , 8908 , 74230 , 52851 , 751949 , 169423 , 223819 , 3012029 , 23518771 , 38264488 , 44452060 , 954376994 , 6894561384 , 297364801
n×2
42169256
n×3
63253884
n×4
84338512
n×5
105423140
n÷2
10542314
n÷3
7028209.3333333
n÷3
5271157
n÷5
4216925.6
n2
444561537898384
n3
9.3734146496953E+21
n4
1.9763496097858E+29
n5
4.1670596320278E+36
2 √n
4591.8000827562
3 √n
276.26252763564
4 √n
67.762822275612
5 √n
29.160380636309
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21084627
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21084628 can be divided by 6 positive divisors.
The sum of these divisors (counting 21084628) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1010000011011100111010100
3
Ternary
1110200012200011
4
Quaternary
1100123213110
5
Quinary
20344202003
6
Senary
2031530004
8
Octal
120334724
10
Decimal
21084628
12
Duodecimal
7089904
16
Hexadecimal
141b9d4
20
Vigesimal
6bfbb8
36
Base36
cjx04
md5
7add5b97f02a124a7789068743a0c5be
sha1
bcac027ba7f1b32c980b0cb59da7dda48b114a88
sha256
95ce24d99504d411b904411e16ff79318f551fdea295e0546b3742f513696f81
sha512
4b550669e728a9b349e3b127b09bbeb48503baa545333f000f36aff5095a904585db5928f443f0aa0bf45269e9a859f75f9da29025b7343f33e0a2417854733d
ripemd-160
ee6ce0f72b59bb390bc6ae4e412a9fcf28a73930
Diameter
42169256
Circumference
132478624.85695
Area
1.3966312615301E+15
Volume
3.9263267470045E+22
Surface area
5.5865250461206E+15
Circumference
132478624.85695
Perimeter
84338512
Area
444561537898384
Diagonal
29818166.875192
Surface area
2667369227390304
Volume
9.3734146496953E+21
Space diagonal
36519646.954689
Perimeter
63253884
Area
1.9250079268274E+14
Altitude
18259823.477345
Surface area
1.9250079268274E+14
Volume
1.1046675102788E+21
Height
9939388.9583972