21093903 is an odd 8-digits composite number following 21093902
and preceding 21093904 . In scientific notation, it is written as 2.1093903 × 10^7.
The sum of its digits is 27. It has a total of 3 prime factors and 6 positive divisors.
There are 14062596 positive integers (up to 21093903) that are relatively prime to 21093903.
21093903 has 6 divisors, whose sum is 30468984
The reverse of 21093903 is 30939012
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty-one million ninety-three thousand nine hundred three
Scientific notation
2.1093903 × 10^7
Engineering notation
2.1093903 × 10^6
Prime Factorization
3 × 3 × 2343767
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
7031301
Product of the distinct prime numbers
The prime factorization of 21093903 is 3 × 3 × 2343767.
Since it has a total of 3 prime factors.
4 , 4 , 77 , 84 , 58 , 484 , 4524 , 8909 , 9156 , 93381 , 290988 , 93979 , 6854675 , 1992635 , 10806705 , 88008323 , 640442446 , 605245154 , 539157422 , 5534623436
n×2
42187806
n×3
63281709
n×4
84375612
n×5
105469515
n÷2
10546951.5
n÷3
7031301
n÷3
5273475.75
n÷5
4218780.6
n2
444952743773409
n3
9.3857900167401E+21
n4
1.9798294419148E+29
n5
4.1762330204296E+36
2 √n
4592.8099242185
3 √n
276.30303043413
4 √n
67.770273160277
5 √n
29.162945679932
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
-21093902
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 21093903 can be divided by 6 positive divisors.
The sum of these divisors (counting 21093903) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1010000011101111000001111
3
Ternary
1110200200101200
4
Quaternary
1100131320033
5
Quinary
20400001103
6
Senary
2032040543
8
Octal
120357017
10
Decimal
21093903
12
Duodecimal
7093153
16
Hexadecimal
141de0f
20
Vigesimal
6bgef3
36
Base36
ck45r
md5
7effb2fcb931ef9eea76de69e3da6cf5
sha1
46e7329b539fb3513cb16131a70b5f8484fd0ec2
sha256
0ee328975f25712d12037c7cc8610a121f971cb7442fae7ed5597adc6a05bff9
sha512
4e110016c947b399db23ea78c93cf4109769b3a54a0b423064c115c1da5dc5da757f0dafd95edc20b337b3a1b0bce0244abe86d02d8a2e53adffc2a856b90f4d
ripemd-160
57adac39fe41e0ca755bcc5717f1611444b22671
Diameter
42187806
Circumference
132536901.40067
Area
1.3978602710332E+15
Volume
3.9315105286303E+22
Surface area
5.5914410841327E+15
Circumference
132536901.40067
Perimeter
84375612
Area
444952743773409
Diagonal
29831283.705983
Surface area
2669716462640454
Volume
9.3857900167401E+21
Space diagonal
36535711.72593
Perimeter
63281709
Area
1.9267018979568E+14
Altitude
18267855.862965
Surface area
1.9267018979568E+14
Volume
1.1061259612717E+21
Height
9943761.2353275