20793721 is an odd 8-digits composite number following 20793720
and preceding 20793722 . In scientific notation, it is written as 2.0793721 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 19111680 positive integers (up to 20793721) that are relatively prime to 20793721.
20793721 has 8 divisors, whose sum is 22489544
The reverse of 20793721 is 12739702
Previous prime number is 241
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million seven hundred ninety-three thousand seven hundred twenty-one
Scientific notation
2.0793721 × 10^7
Engineering notation
2.0793721 × 10^6
Prime Factorization
13 × 241 × 6637
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20793721
Product of the distinct prime numbers
The prime factorization of 20793721 is 13 × 241 × 6637.
Since it has a total of 3 prime factors.
10 , 7 , 20 , 99 , 995 , 702 , 7528 , 7655 , 89675 , 30765 , 40220 , 763932 , 3262708 , 3741596 , 10903595 , 45142048 , 111621759 , 542619386 , 2566510778 , 882927291
n×2
41587442
n×3
62381163
n×4
83174884
n×5
103968605
n÷2
10396860.5
n÷3
6931240.3333333
n÷3
5198430.25
n÷5
4158744.2
n2
432378833025841
n3
8.9907648202449E+21
n4
1.8695145524879E+29
n5
3.8874164009873E+36
2 √n
4560.0132675246
3 √n
274.98609736879
4 √n
67.527870302006
5 √n
29.079467031131
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
-20793720
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 20793721 can be divided by 8 positive divisors.
The sum of these divisors (counting 20793721) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111010100100101111001
3
Ternary
1110010102121211
4
Quaternary
1033110211321
5
Quinary
20310344341
6
Senary
2021403121
8
Octal
117244571
10
Decimal
20793721
12
Duodecimal
6b694a1
16
Hexadecimal
13d4979
20
Vigesimal
69j461
36
Base36
cdojd
md5
ae76ab49864f2981cfb7d6f51e3b2999
sha1
5d36e1a181aa56ec7c9438b5ecefaf54ba8d36e0
sha256
ff3934b54f7d8f08967ff37e82e84a2945ed8996e3dad82fcb31a6e2f708b784
sha512
741f02410ce8d235ec756dad79ca5930911b6d9327cfd2907a0f924ad971ddebec187ec64307f443896bc27ae860c96410e75a69aef329a12bb6b776f5412565
ripemd-160
d0269dd788bcfaf516c2c798935107ccd2113abd
Diameter
41587442
Circumference
130650802.26879
Area
1.3583581654017E+15
Volume
3.766042761258E+22
Surface area
5.4334326616068E+15
Circumference
130650802.26879
Perimeter
83174884
Area
432378833025841
Diagonal
29406762.250402
Surface area
2594272998155046
Volume
8.9907648202449E+21
Space diagonal
36015781.250412
Perimeter
62381163
Area
1.8722552672952E+14
Altitude
18007890.625206
Surface area
1.8722552672952E+14
Volume
1.0595717954081E+21
Height
9802254.0834674