21556043 is an odd 8-digits composite number following 21556042
and preceding 21556044 . In scientific notation, it is written as 2.1556043 × 10^7.
The sum of its digits is 26. It has a total of 2 prime factors and 4 positive divisors.
There are 21497880 positive integers (up to 21556043) that are relatively prime to 21556043.
21556043 has 4 divisors, whose sum is 21614208
The reverse of 21556043 is 34065512
Previous prime number is 57791
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty-one million five hundred fifty-six thousand forty-three
Scientific notation
2.1556043 × 10^7
Engineering notation
2.1556043 × 10^6
Prime Factorization
57791 × 373
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21556043
Product of the distinct prime numbers
The prime factorization of 21556043 is 57791 × 373.
Since it has a total of 2 prime factors.
8 , 4 , 12 , 78 , 820 , 352 , 6304 , 3639 , 18926 , 77818 , 668597 , 78264 , 9501326 , 4559863 , 70489792 , 54430018 , 159694566 , 820024061 , 3805708204 , 3781325167
n×2
43112086
n×3
64668129
n×4
86224172
n×5
107780215
n÷2
10778021.5
n÷3
7185347.6666667
n÷3
5389010.75
n÷5
4311208.6
n2
464662989817849
n3
1.0016295389022E+22
n4
2.1591169410646E+29
n5
4.6542017623618E+36
2 √n
4642.8485868053
3 √n
278.3062847568
4 √n
68.13845160264
5 √n
29.289624789534
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
-21556042
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 21556043 can be divided by 4 positive divisors.
The sum of these divisors (counting 21556043) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010010001110101101001011
3
Ternary
1111120011022222
4
Quaternary
1102032231023
5
Quinary
21004243133
6
Senary
2050004255
8
Octal
122165513
10
Decimal
21556043
12
Duodecimal
727668b
16
Hexadecimal
148eb4b
20
Vigesimal
6eea23
36
Base36
cu0qz
md5
da4c8148c959fd27711bc1c950c527f2
sha1
556cf15e59636b66d4e6fb25aa343f003f214c02
sha256
96fb5fcedc05f08fa448fae2967ce58194432483620756731cf13f55988a3b03
sha512
d44ce8f9ad38281ffe3fb795c47be543babb8734e8233e3360061741cc71742abd13457b1c06988b1a457daa8ecd81734ee167d8203e4f43d97846f5686267bc
ripemd-160
a4ec9b18e7a65aee07ddab60ac4890d544de2467
Diameter
43112086
Circumference
135440612.65853
Area
1.4597818352068E+15
Volume
4.1956160013783E+22
Surface area
5.8391273408273E+15
Circumference
135440612.65853
Perimeter
86224172
Area
464662989817849
Diagonal
30484848.361698
Surface area
2787977938907094
Volume
1.0016295389022E+22
Space diagonal
37336161.686139
Perimeter
64668129
Area
2.0120497669034E+14
Altitude
18668080.84307
Surface area
2.0120497669034E+14
Volume
1.1804317319908E+21
Height
10161616.120566