21032765 is an odd 8-digits composite number following 21032764
and preceding 21032766 . In scientific notation, it is written as 2.1032765 × 10^7.
The sum of its digits is 26. It has a total of 3 prime factors and 8 positive divisors.
There are 15531840 positive integers (up to 21032765) that are relatively prime to 21032765.
21032765 has 8 divisors, whose sum is 27180888
The reverse of 21032765 is 56723012
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty-one million thirty-two thousand seven hundred sixty-five
Scientific notation
2.1032765 × 10^7
Engineering notation
2.1032765 × 10^6
Prime Factorization
5 × 13 × 323581
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21032765
Product of the distinct prime numbers
The prime factorization of 21032765 is 5 × 13 × 323581.
Since it has a total of 3 prime factors.
8 , 8 , 80 , 28 , 245 , 8 , 1331 , 3074 , 53686 , 60433 , 513988 , 480325 , 3332894 , 5604035 , 66071083 , 25838843 , 705635166 , 691078415 , 4947336647 , 8762231871
n×2
42065530
n×3
63098295
n×4
84131060
n×5
105163825
n÷2
10516382.5
n÷3
7010921.6666667
n÷3
5258191.25
n÷5
4206553
n2
442377203545225
n3
9.3044157635239E+21
n4
1.9569759021649E+29
n5
4.1160614260898E+36
2 √n
4586.1492561843
3 √n
276.03582903204
4 √n
67.72111381382
5 √n
29.146021027789
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21032764
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21032765 can be divided by 8 positive divisors.
The sum of these divisors (counting 21032765) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000001110111100111101
3
Ternary
1110120120112022
4
Quaternary
1100032330331
5
Quinary
20341022030
6
Senary
2030445525
8
Octal
120167475
10
Decimal
21032765
12
Duodecimal
70638a5
16
Hexadecimal
140ef3d
20
Vigesimal
6b91i5
36
Base36
ciszh
md5
2e97ff445db0402cf49d5bbb5c86501c
sha1
05204639758c7d6d13c187f778926886d16d175b
sha256
c98a9c744220e988986774fd9c159a8e132c1f5d0d47177a8fd68a2f4733c033
sha512
641240d25a1606b1a6b4d34cd95ee81fd77a7f6f0a5392b9aa8e131b5cea63f7ae44b876f022a2badefc87643db5d02567a0e69c4cd036cbf88139b236731d66
ripemd-160
e99bc65c5905657bd0872fe2b4dc37b3468d2289
Diameter
42065530
Circumference
132152760.01736
Area
1.3897689727733E+15
Volume
3.8974245611509E+22
Surface area
5.5590758910931E+15
Circumference
132152760.01736
Perimeter
84131060
Area
442377203545225
Diagonal
29744821.517206
Surface area
2654263221271350
Volume
9.3044157635239E+21
Space diagonal
36429817.603656
Perimeter
63098295
Area
1.9155494816264E+14
Altitude
18214908.801828
Surface area
1.9155494816264E+14
Volume
1.0965359135611E+21
Height
9914940.5057354