21032021 is an odd 8-digits composite number following 21032020
and preceding 21032022 . In scientific notation, it is written as 2.1032021 × 10^7.
The sum of its digits is 11. It has a total of 2 prime factors and 4 positive divisors.
There are 20463552 positive integers (up to 21032021) that are relatively prime to 21032021.
21032021 has 4 divisors, whose sum is 21600492
The reverse of 21032021 is 12023012
Previous prime number is 37
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 11
Digital Root 2
Name
twenty-one million thirty-two thousand twenty-one
Scientific notation
2.1032021 × 10^7
Engineering notation
2.1032021 × 10^6
Prime Factorization
37 × 568433
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21032021
Product of the distinct prime numbers
The prime factorization of 21032021 is 37 × 568433.
Since it has a total of 2 prime factors.
5 , 1 , 48 , 6 , 509 , 191 , 5563 , 1642 , 28293 , 32108 , 4539 , 101536 , 4014599 , 1296912 , 74312437 , 98501159 , 157182923 , 330597959 , 9106227325 , 4388525833
n×2
42064042
n×3
63096063
n×4
84128084
n×5
105160105
n÷2
10516010.5
n÷3
7010673.6666667
n÷3
5258005.25
n÷5
4206404.2
n2
442345907344441
n3
9.3034284125323E+21
n4
1.9566990174438E+29
n5
4.1153334825557E+36
2 √n
4586.0681416656
3 √n
276.03257422019
4 √n
67.720514924693
5 √n
29.145814826213
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
-21032020
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 21032021 can be divided by 4 positive divisors.
The sum of these divisors (counting 21032021) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000001110110001010101
3
Ternary
1110120112111202
4
Quaternary
1100032301111
5
Quinary
20341011041
6
Senary
2030442245
8
Octal
120166125
10
Decimal
21032021
12
Duodecimal
7063385
16
Hexadecimal
140ec55
20
Vigesimal
6b9011
36
Base36
ciset
md5
945f4e8a74bd90cd6ef90abb38b1b022
sha1
f48060258521732e3e1a72f9c3799043beddc03d
sha256
73b99e4039de27ac02bc3f9ac9db60fedcadb9742df2110f64dc4b6f9fbc3129
sha512
9e673367da9183fb5a1f953e929c45c98df40640a8d9ccc00b31b55d34db6a0bf0b2d90018c66601cdc2342c8506cad33c896f6c4538ac16a7171c7bcce9ba2f
ripemd-160
4d0644b22d836a997959dc8b7c3d79f82d190b68
Diameter
42064042
Circumference
132148085.32749
Area
1.3896706528588E+15
Volume
3.8970109805347E+22
Surface area
5.5586826114352E+15
Circumference
132148085.32749
Perimeter
84128084
Area
442345907344441
Diagonal
29743769.342316
Surface area
2654075444066646
Volume
9.3034284125323E+21
Space diagonal
36428528.957856
Perimeter
63096063
Area
1.9154139651018E+14
Altitude
18214264.478928
Surface area
1.9154139651018E+14
Volume
1.0964195531309E+21
Height
9914589.7807719