21203973 is an odd 8-digits composite number following 21203972
and preceding 21203974 . In scientific notation, it is written as 2.1203973 × 10^7.
The sum of its digits is 27. It has a total of 3 prime factors and 8 positive divisors.
There are 12116520 positive integers (up to 21203973) that are relatively prime to 21203973.
21203973 has 8 divisors, whose sum is 26925760
The reverse of 21203973 is 37930212
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty-one million two hundred three thousand nine hundred seventy-three
Scientific notation
2.1203973 × 10^7
Engineering notation
2.1203973 × 10^6
Prime Factorization
9 × 7 × 336571
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21203973
Product of the distinct prime numbers
The prime factorization of 21203973 is 9 × 7 × 336571.
Since it has a total of 3 prime factors.
9 , 9 , 34 , 49 , 553 , 24 , 4523 , 2986 , 49667 , 67675 , 55929 , 401161 , 5376575 , 7912658 , 9787904 , 90549669 , 902878193 , 12192264 , 3070796527 , 6567123451
n×2
42407946
n×3
63611919
n×4
84815892
n×5
106019865
n÷2
10601986.5
n÷3
7067991
n÷3
5300993.25
n÷5
4240794.6
n2
449608470984729
n3
9.5334858793315E+21
n4
2.0214777718123E+29
n5
4.2863360093607E+36
2 √n
4604.777193307
3 √n
276.78278878945
4 √n
67.858508628668
5 √n
29.193317360022
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
-21203972
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 21203973 can be divided by 8 positive divisors.
The sum of these divisors (counting 21203973) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000111000110000000101
3
Ternary
1110220021101100
4
Quaternary
1100320300011
5
Quinary
20412011343
6
Senary
2034250313
8
Octal
120706005
10
Decimal
21203973
12
Duodecimal
7126999
16
Hexadecimal
1438c05
20
Vigesimal
6ca9id
36
Base36
cmh39
md5
d41bcce37d826ff0851cee19658d4052
sha1
dafc4eb1990cba2bfda5bd1741d60cc0c6cd0a8f
sha256
50c57daab84c9938c17b518327686e32f5ba490219ca2983d3e8bdbdf1441efe
sha512
ee984786ef56a36bf9cdc58d3f24613fa29067d5cf90e750bdc88c226fbdf2cd56eed68a66e5881291dfe8a01e8963562a9c330fdd8b6d0b1385280bdbe90689
ripemd-160
42c046f4297c6589fb5f9f089cb987787e698418
Diameter
42407946
Circumference
133228491.60743
Area
1.4124866694374E+15
Volume
3.9933772268813E+22
Surface area
5.6499466777495E+15
Circumference
133228491.60743
Perimeter
84815892
Area
449608470984729
Diagonal
29986946.192793
Surface area
2697650825908374
Volume
9.5334858793315E+21
Space diagonal
36726358.558319
Perimeter
63611919
Area
1.9468617881473E+14
Altitude
18363179.279159
Surface area
1.9468617881473E+14
Volume
1.1235320856036E+21
Height
9995648.730931