21031529 is an odd 8-digits prime number following 21031528
and preceding 21031530 . In scientific notation, it is written as 2.1031529 × 10^7.
The sum of its digits is 23. It has a total of 1 prime factors and 2 positive divisors.
There are 21031528 positive integers (up to 21031529) that are relatively prime to 21031529.
21031529 has 2 divisors, whose sum is 21031530
The reverse of 21031529 is 92513012
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty-one million thirty-one thousand five hundred twenty-nine
Scientific notation
2.1031529 × 10^7
Engineering notation
2.1031529 × 10^6
Prime Factorization
21031529
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
21031529
Product of the distinct prime numbers
The prime factorization of 21031529 is 21031529.
Since it has a total of 1 prime factors.
10 , 2 , 54 , 22 , 923 , 131 , 112 , 5960 , 90098 , 17638 , 969147 , 355994 , 7028690 , 3503849 , 92214110 , 20673369 , 471603203 , 135877391 , 2408966977 , 6277543217
n×2
42063058
n×3
63094587
n×4
84126116
n×5
105157645
n÷2
10515764.5
n÷3
7010509.6666667
n÷3
5257882.25
n÷5
4206305.8
n2
442325212077841
n3
9.3027755252463E+21
n4
1.9565159323971E+29
n5
4.1148521571171E+36
2 √n
4586.0145006312
3 √n
276.03042180245
4 √n
67.720118876381
5 √n
29.1456784639
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
21031530
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
10515765
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4586.0146096584
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999049047
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21031529 can be divided by 2 positive divisors.
The sum of these divisors (counting 21031529) is 21031530, the average is 10515765.
Base
System
Value
2
Binary
1010000001110101001101001
3
Ternary
1110120111211112
4
Quaternary
1100032221221
5
Quinary
20341002104
6
Senary
2030440105
8
Octal
120165151
10
Decimal
21031529
12
Duodecimal
7063035
16
Hexadecimal
140ea69
20
Vigesimal
6b8ig9
36
Base36
cis15
md5
8c7486868beb4a80dca9c76820779150
sha1
d7a3c6be909398bd36131524a062ed6b27cc526f
sha256
b98cc660430793115440e3de60ca1c06f8e23841b6b2d3a6f4e0aeb517fd8666
sha512
0495815c421d4e1110dab4f334de0ea2a67260186a69f4c6c83c3fefe53016f54c92433565c5a62b70456cca30751c6d63eee757d60eec9a8f91263d887ee8a4
ripemd-160
eb162cec2ea3d08e34639247d9036587c57bf1bf
Diameter
42063058
Circumference
132144994.00032
Area
1.3896056367613E+15
Volume
3.8967374997478E+22
Surface area
5.5584225470452E+15
Circumference
132144994.00032
Perimeter
84126116
Area
442325212077841
Diagonal
29743073.549243
Surface area
2653951272467046
Volume
9.3027755252463E+21
Space diagonal
36427676.788858
Perimeter
63094587
Area
1.9153243519687E+14
Altitude
18213838.394429
Surface area
1.9153243519687E+14
Volume
1.0963426096263E+21
Height
9914357.8497477