21040903 is an odd 8-digits composite number following 21040902
and preceding 21040904 . In scientific notation, it is written as 2.1040903 × 10^7.
The sum of its digits is 19. It has a total of 2 prime factors and 4 positive divisors.
There are 19422360 positive integers (up to 21040903) that are relatively prime to 21040903.
21040903 has 4 divisors, whose sum is 22659448
The reverse of 21040903 is 30904012
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 19
Digital Root 1
Name
twenty-one million forty thousand nine hundred three
Scientific notation
2.1040903 × 10^7
Engineering notation
2.1040903 × 10^6
Prime Factorization
13 × 1618531
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21040903
Product of the distinct prime numbers
The prime factorization of 21040903 is 13 × 1618531.
Since it has a total of 2 prime factors.
9 , 6 , 79 , 1 , 710 , 243 , 5605 , 9578 , 53352 , 36369 , 452746 , 709276 , 4094707 , 6582948 , 93060532 , 93085427 , 79915127 , 152731152 , 8660739249 , 3917070548
n×2
42081806
n×3
63122709
n×4
84163612
n×5
105204515
n÷2
10520451.5
n÷3
7013634.3333333
n÷3
5260225.75
n÷5
4208180.6
n2
442719599055409
n3
9.3152201399238E+21
n4
1.9600064338778E+29
n5
4.1240305254599E+36
2 √n
4587.0364070934
3 √n
276.07142571363
4 √n
67.72766352897
5 √n
29.148276115203
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
-21040902
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 21040903 can be divided by 4 positive divisors.
The sum of these divisors (counting 21040903) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000010000111100000111
3
Ternary
1110120222200201
4
Quaternary
1100100330013
5
Quinary
20341302103
6
Senary
2030551331
8
Octal
120207407
10
Decimal
21040903
12
Duodecimal
7068547
16
Hexadecimal
1410f07
20
Vigesimal
6ba253
36
Base36
ciz9j
md5
b9672d1ed7a0dcdd8b44ee2740969c8b
sha1
5bfe80d426c0d2ede3a0732cb55b979537e842ac
sha256
161d3881be86455b22b22c7bb0f4aa55093ceadaf593372d9ce139daa66c008b
sha512
d18bdd2361e2ea55089712a84cf73d01d87cca8f557ba36ac1d351c5927aaa47469aef923cb0a1809b7d8d5a6f142136fda630bcbf0bf602a8161e554382caf6
ripemd-160
0142d7e0e926dd4604abfe6406e84b83d0d3e807
Diameter
42081806
Circumference
132203892.57939
Area
1.3908446399927E+15
Volume
3.9019502877542E+22
Surface area
5.5633785599708E+15
Circumference
132203892.57939
Perimeter
84163612
Area
442719599055409
Diagonal
29756330.387177
Surface area
2656317594332454
Volume
9.3152201399238E+21
Space diagonal
36443913.033128
Perimeter
63122709
Area
1.9170320976762E+14
Altitude
18221956.516564
Surface area
1.9170320976762E+14
Volume
1.0978092215309E+21
Height
9918776.7957256