21033145 is an odd 8-digits composite number following 21033144
and preceding 21033146 . In scientific notation, it is written as 2.1033145 × 10^7.
The sum of its digits is 19. It has a total of 2 prime factors and 4 positive divisors.
There are 14422704 positive integers (up to 21033145) that are relatively prime to 21033145.
21033145 has 4 divisors, whose sum is 21634128
The reverse of 21033145 is 54133012
Previous prime number is 35
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 19
Digital Root 1
Name
twenty-one million thirty-three thousand one hundred forty-five
Scientific notation
2.1033145 × 10^7
Engineering notation
2.1033145 × 10^6
Prime Factorization
35 × 600947
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21033145
Product of the distinct prime numbers
The prime factorization of 21033145 is 35 × 600947.
Since it has a total of 2 prime factors.
8 , 3 , 14 , 21 , 291 , 296 , 3329 , 5488 , 3295 , 61688 , 398292 , 69266 , 4406432 , 5985693 , 73524189 , 29730935 , 568425169 , 339984967 , 6132357543 , 3119133862
n×2
42066290
n×3
63099435
n×4
84132580
n×5
105165725
n÷2
10516572.5
n÷3
7011048.3333333
n÷3
5258286.25
n÷5
4206629
n2
442393188591025
n3
9.3049200826474E+21
n4
1.9571173331173E+29
n5
4.116433264947E+36
2 √n
4586.1906850893
3 √n
276.03749140633
4 √n
67.721419691921
5 √n
29.146126343547
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
-21033144
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 21033145 can be divided by 4 positive divisors.
The sum of these divisors (counting 21033145) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000001111000010111001
3
Ternary
1110120121001101
4
Quaternary
1100033002321
5
Quinary
20341030040
6
Senary
2030451401
8
Octal
120170271
10
Decimal
21033145
12
Duodecimal
7063b61
16
Hexadecimal
140f0b9
20
Vigesimal
6b92h5
36
Base36
cita1
md5
62550a229a9ebb901c52d9cd284f9e04
sha1
0a6d14352c59a6efe3e04e365e0b1382711b8a17
sha256
9f30422b1a0cf1f6a2e0042ea56170b8b2b2d4d6b2dd08f1142c6200d2600d86
sha512
42397c9eb120d4dd546bd862f6cae6a1c05a5f243076453fad14b4825eecff2fbc5753f6bc706b448b16ce0495081262d76eb831728b735b3103b5b6c9f1c343
ripemd-160
7fb1173996d9142ef39bb2bcffc0e46b58221438
Diameter
42066290
Circumference
132155147.62778
Area
1.3898191912757E+15
Volume
3.8976358098513E+22
Surface area
5.5592767651029E+15
Circumference
132155147.62778
Perimeter
84132580
Area
442393188591025
Diagonal
29745358.91836
Surface area
2654359131546150
Volume
9.3049200826474E+21
Space diagonal
36430475.782963
Perimeter
63099435
Area
1.9156186989051E+14
Altitude
18215237.891482
Surface area
1.9156186989051E+14
Volume
1.0965953481398E+21
Height
9915119.6394533