21001043 is an odd 8-digits composite number following 21001042
and preceding 21001044 . In scientific notation, it is written as 2.1001043 × 10^7.
The sum of its digits is 11. It has a total of 2 prime factors and 4 positive divisors.
There are 17420040 positive integers (up to 21001043) that are relatively prime to 21001043.
21001043 has 4 divisors, whose sum is 21098040
The reverse of 21001043 is 34010012
Previous prime number is 217
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 11
Digital Root 2
Name
twenty-one million one thousand forty-three
Scientific notation
2.1001043 × 10^7
Engineering notation
2.1001043 × 10^6
Prime Factorization
217 × 96779
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21001043
Product of the distinct prime numbers
The prime factorization of 21001043 is 217 × 96779.
Since it has a total of 2 prime factors.
9 , 1 , 51 , 37 , 215 , 904 , 2380 , 649 , 38189 , 53760 , 599123 , 265233 , 1776230 , 2250932 , 53825759 , 60048660 , 586395095 , 605791142 , 601800637 , 9954036949
n×2
42002086
n×3
63003129
n×4
84004172
n×5
105005215
n÷2
10500521.5
n÷3
7000347.6666667
n÷3
5250260.75
n÷5
4200208.6
n2
441043807087849
n3
9.2623799575356E+21
n4
1.9451963977054E+29
n5
4.0851153191657E+36
2 √n
4582.6894941726
3 √n
275.89698511474
4 √n
67.695564804296
5 √n
29.137224006896
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
-21001042
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 21001043 can be divided by 4 positive divisors.
The sum of these divisors (counting 21001043) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000000111001101010011
3
Ternary
1110111222000102
4
Quaternary
1100013031103
5
Quinary
20334013133
6
Senary
2030043015
8
Octal
120071523
10
Decimal
21001043
12
Duodecimal
704946b
16
Hexadecimal
1407353
20
Vigesimal
6b52c3
36
Base36
ci4ib
md5
2e497d3551cb8eac32f500079f5261bd
sha1
6d99f2d68e50ab3cf1d7e24c8c1e907123bd36b3
sha256
a87061b6514afb83800c135a39c0daee19053f99fc428fbc39915c5cd1b2d7cb
sha512
b2e4dc167565b6dea7f0563fbbbf68be9557fdca9dd43a54322ea9974327b6df5436e30f8cbe61d2181889d932efdb650e4be775e3cf98b8f415374acfd762f7
ripemd-160
d14d51bc93d320ce0769a3279948f249ab4ea02f
Diameter
42002086
Circumference
131953444.81305
Area
1.3855799842585E+15
Volume
3.8798166439135E+22
Surface area
5.5423199370338E+15
Circumference
131953444.81305
Perimeter
84004172
Area
441043807087849
Diagonal
29699959.834581
Surface area
2646262842527094
Volume
9.2623799575356E+21
Space diagonal
36374873.487939
Perimeter
63003129
Area
1.9097757055994E+14
Altitude
18187436.743969
Surface area
1.9097757055994E+14
Volume
1.0915819463166E+21
Height
9899986.6115269