21065503 is an odd 8-digits composite number following 21065502
and preceding 21065504 . In scientific notation, it is written as 2.1065503 × 10^7.
The sum of its digits is 22. It has a total of 2 prime factors and 4 positive divisors.
There are 21045528 positive integers (up to 21065503) that are relatively prime to 21065503.
21065503 has 4 divisors, whose sum is 21085480
The reverse of 21065503 is 30556012
Previous prime number is 1117
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 22
Digital Root 4
Name
twenty-one million sixty-five thousand five hundred three
Scientific notation
2.1065503 × 10^7
Engineering notation
2.1065503 × 10^6
Prime Factorization
1117 × 18859
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21065503
Product of the distinct prime numbers
The prime factorization of 21065503 is 1117 × 18859.
Since it has a total of 2 prime factors.
4 , 10 , 8 , 27 , 337 , 856 , 8016 , 2150 , 57091 , 14310 , 738197 , 34073 , 5887884 , 6472019 , 64522614 , 63045012 , 337465782 , 747988075 , 438687509 , 9760801801
n×2
42131006
n×3
63196509
n×4
84262012
n×5
105327515
n÷2
10532751.5
n÷3
7021834.3333333
n÷3
5266375.75
n÷5
4213100.6
n2
443755416643009
n3
9.3479310605596E+21
n4
1.9691886980001E+29
n5
4.1481950425287E+36
2 √n
4589.717093678
3 √n
276.17897357065
4 √n
67.747450827895
5 √n
29.155088679213
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
-21065502
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 21065503 can be divided by 4 positive divisors.
The sum of these divisors (counting 21065503) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000010110111100011111
3
Ternary
1110122020102211
4
Quaternary
1100112330133
5
Quinary
20343044003
6
Senary
2031301251
8
Octal
120267437
10
Decimal
21065503
12
Duodecimal
707a827
16
Hexadecimal
1416f1f
20
Vigesimal
6bd3f3
36
Base36
cji8v
md5
6f398cebce5ea127794d841e11fe0e35
sha1
ae254d0011d3ee6bf18d63e140d598dff7e70417
sha256
0d2735d83a33ab4674298c028965fcd903dbcf1429a0c31f34410c62631130ea
sha512
f3d21990c24b69c3c059c79f253ae91f3888e1586cbe0c02ed759c222109e965dabf8392f3ba39f2e29a13d3e4560366632666c9b38c79aae5b12bd5a3f48fa2
ripemd-160
be5c377a44b0b2e24804734b28a80d8929a332a0
Diameter
42131006
Circumference
132358458.93795
Area
1.3940987569164E+15
Volume
3.915652206149E+22
Surface area
5.5763950276654E+15
Circumference
132358458.93795
Perimeter
84262012
Area
443755416643009
Diagonal
29791120.040811
Surface area
2662532499858054
Volume
9.3479310605596E+21
Space diagonal
36486521.482995
Perimeter
63196509
Area
1.921517319399E+14
Altitude
18243260.741497
Surface area
1.921517319399E+14
Volume
1.1016642404977E+21
Height
9930373.346937