20797390 is an even 8-digits composite number following 20797389
and preceding 20797391 . In scientific notation, it is written as 2.0797390 × 10^7.
The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors.
There are 8318952 positive integers (up to 20797390) that are relatively prime to 20797390.
20797390 has 8 divisors, whose sum is 37435320
The reverse of 20797390 is 09379702
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty million seven hundred ninety-seven thousand three hundred ninety
Scientific notation
2.0797390 × 10^7
Engineering notation
2.0797390 × 10^6
Prime Factorization
2 × 5 × 2079739
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20797390
Product of the distinct prime numbers
The prime factorization of 20797390 is 2 × 5 × 2079739.
Since it has a total of 3 prime factors.
5 , 9 , 90 , 16 , 882 , 12 , 5450 , 2750 , 91048 , 86291 , 888959 , 796646 , 4117777 , 4613633 , 24919756 , 73959610 , 266214470 , 788945191 , 8717752695 , 9356958257
n×2
41594780
n×3
62392170
n×4
83189560
n×5
103986950
n÷2
10398695
n÷3
6932463.3333333
n÷3
5199347.5
n÷5
4159478
n2
432531430812100
n3
8.9955248538573E+21
n4
1.8708343864036E+29
n5
3.8908472359447E+36
2 √n
4560.4155512409
3 √n
275.00226995371
4 √n
67.530848885831
5 √n
29.080493158538
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
-20797389
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 20797390 can be divided by 8 positive divisors.
The sum of these divisors (counting 20797390) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111010101011111001110
3
Ternary
1110010121122201
4
Quaternary
1033111133032
5
Quinary
20311004030
6
Senary
2021432114
8
Octal
117253716
10
Decimal
20797390
12
Duodecimal
6b6b63a
16
Hexadecimal
13d57ce
20
Vigesimal
69jd9a
36
Base36
cdrda
md5
559114a016393d0b4a2e6066a532bb83
sha1
9a5d970af720809c30e91cba9dad37d571eab243
sha256
f3e206bd0176e197900fba34fdb004abdc38deca538649752a28601d71d216fd
sha512
9c9f670e9da830f4f08107ab5d9d1fc103d7225050ccfe5ebf5a9ee1bb2907fb3af1f80f0cf8dc72336b1fddbefaefcb939040d93d88e20e0d2ddc7e7af394f4
ripemd-160
191718139173b44a80f34414649cc32596daf215
Diameter
41594780
Circumference
130673855.27568
Area
1.358837565486E+15
Volume
3.768036639475E+22
Surface area
5.4353502619439E+15
Circumference
130673855.27568
Perimeter
83189560
Area
432531430812100
Diagonal
29411950.999963
Surface area
2595188584872600
Volume
8.9955248538573E+21
Space diagonal
36022136.144825
Perimeter
62392170
Area
1.8729160350925E+14
Altitude
18011068.072412
Surface area
1.8729160350925E+14
Volume
1.0601327707491E+21
Height
9803983.6666542