20452591 is an odd 8-digits composite number following 20452590
and preceding 20452592 . In scientific notation, it is written as 2.0452591 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 19792800 positive integers (up to 20452591) that are relatively prime to 20452591.
20452591 has 4 divisors, whose sum is 21112384
The reverse of 20452591 is 19525402
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million four hundred fifty-two thousand five hundred ninety-one
Scientific notation
2.0452591 × 10^7
Engineering notation
2.0452591 × 10^6
Prime Factorization
31 × 659761
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20452591
Product of the distinct prime numbers
The prime factorization of 20452591 is 31 × 659761.
Since it has a total of 2 prime factors.
7 , 8 , 99 , 40 , 298 , 58 , 5055 , 741 , 83105 , 45030 , 19542 , 127139 , 5506351 , 3687759 , 65205922 , 13043841 , 291281039 , 129199701 , 9570108651 , 1453612737
n×2
40905182
n×3
61357773
n×4
81810364
n×5
102262955
n÷2
10226295.5
n÷3
6817530.3333333
n÷3
5113147.75
n÷5
4090518.2
n2
418308478613281
n3
8.5554922249097E+21
n4
1.7498198327976E+29
n5
3.5788349363897E+36
2 √n
4522.4540904248
3 √n
273.47404299199
4 √n
67.249193976023
5 √n
28.983422434225
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
-20452590
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 20452591 can be divided by 4 positive divisors.
The sum of these divisors (counting 20452591) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001110000001010011101111
3
Ternary
1102111002200101
4
Quaternary
1032001103233
5
Quinary
20213440331
6
Senary
2010211531
8
Octal
116012357
10
Decimal
20452591
12
Duodecimal
6a23ba7
16
Hexadecimal
13814ef
20
Vigesimal
67gb9b
36
Base36
c6dbj
md5
4015528ee76f8f5a4372b041b10a6c0b
sha1
80cd8ed91e82c2cd8039245d0a098a2fae37c5af
sha256
16b4d318394674e4a51ca947130e2ec55885aadc0d1635b5621d0e30e773fa6d
sha512
247b74756b8ffb34aefc6f6a0533b3ee2a62b0f62e97133c88ed3c0a16d678b47f48abe0042401f523499a0cbee07384d11ee0e8c43a9e0036cd9c95e2184cd1
ripemd-160
3e3ec06b71a9baa9d71a37ca4da9fbf6dd5d38b6
Diameter
40905182
Circumference
128507419.26495
Area
1.3141548433458E+15
Volume
3.5837162028828E+22
Surface area
5.2566193733832E+15
Circumference
128507419.26495
Perimeter
81810364
Area
418308478613281
Diagonal
28924331.57787
Surface area
2509850871679686
Volume
8.5554922249097E+21
Space diagonal
35424926.758426
Perimeter
61357773
Area
1.8113288454876E+14
Altitude
17712463.379213
Surface area
1.8113288454876E+14
Volume
1.0082744281037E+21
Height
9641443.85929