20790791 is an odd 8-digits composite number following 20790790
and preceding 20790792 . In scientific notation, it is written as 2.0790791 × 10^7.
The sum of its digits is 35. It has a total of 3 prime factors and 8 positive divisors.
There are 17789688 positive integers (up to 20790791) that are relatively prime to 20790791.
20790791 has 8 divisors, whose sum is 23802240
The reverse of 20790791 is 19709702
Previous prime number is 659
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
twenty million seven hundred ninety thousand seven hundred ninety-one
Scientific notation
2.0790791 × 10^7
Engineering notation
2.0790791 × 10^6
Prime Factorization
7 × 659 × 4507
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20790791
Product of the distinct prime numbers
The prime factorization of 20790791 is 7 × 659 × 4507.
Since it has a total of 3 prime factors.
8 , 7 , 72 , 91 , 506 , 586 , 2848 , 190 , 41235 , 55985 , 591532 , 462918 , 7556740 , 5711439 , 16131299 , 21392719 , 682404966 , 665419469 , 9450218145 , 623324449
n×2
41581582
n×3
62372373
n×4
83163164
n×5
103953955
n÷2
10395395.5
n÷3
6930263.6666667
n÷3
5197697.75
n÷5
4158158.2
n2
432256990405681
n3
8.9869647458135E+21
n4
1.8684610575458E+29
n5
3.8846783339073E+36
2 √n
4559.6919852113
3 √n
274.97318085564
4 √n
67.525491373342
5 √n
29.078647479488
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
-20790790
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 20790791 can be divided by 8 positive divisors.
The sum of these divisors (counting 20790791) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111010011111000000111
3
Ternary
1110010021121022
4
Quaternary
1033103320013
5
Quinary
20310301131
6
Senary
2021341355
8
Octal
117237007
10
Decimal
20790791
12
Duodecimal
6b6785b
16
Hexadecimal
13d3e07
20
Vigesimal
69igjb
36
Base36
cdm9z
md5
b2b35c4441581bc8ba83f7550bc395d0
sha1
0a198fd018169822c6c795c75eb7f524a63e14fc
sha256
9d747f7cc74b81c6d6f4f88e55b1b0c83894c31787dbc2474905380523cacdad
sha512
db1f7320d8b4338082fb31701abf80a842bcf9b9cf6a494dba5c69c8cbbc03b7e639eea2e196455ffbaacb330b2c16c8126c00962554af3e8d0adbb97ed598eb
ripemd-160
0066f544c2a49d73cd47ebd7560334f236348534
Diameter
41581582
Circumference
130632392.53584
Area
1.3579753855213E+15
Volume
3.7644509898024E+22
Surface area
5.4319015420853E+15
Circumference
130632392.53584
Perimeter
83163164
Area
432256990405681
Diagonal
29402618.604664
Surface area
2593541942434086
Volume
8.9869647458135E+21
Space diagonal
36010706.341546
Perimeter
62372373
Area
1.8717276732736E+14
Altitude
18005353.170773
Surface area
1.8717276732736E+14
Volume
1.0591239523415E+21
Height
9800872.8682215