20379897 is an odd 8-digits composite number following 20379896
and preceding 20379898 . In scientific notation, it is written as 2.0379897 × 10^7.
The sum of its digits is 45. It has a total of 2 prime factors and 4 positive divisors.
There are 13586580 positive integers (up to 20379897) that are relatively prime to 20379897.
20379897 has 4 divisors, whose sum is 21134736
The reverse of 20379897 is 79897302
Previous prime number is 27
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
twenty million three hundred seventy-nine thousand eight hundred ninety-seven
Scientific notation
2.0379897 × 10^7
Engineering notation
2.0379897 × 10^6
Prime Factorization
27 × 754811
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20379897
Product of the distinct prime numbers
The prime factorization of 20379897 is 27 × 754811.
Since it has a total of 2 prime factors.
1 , 4 , 33 , 21 , 447 , 468 , 1680 , 4405 , 81895 , 74854 , 803311 , 355167 , 8405547 , 768973 , 48102273 , 56895953 , 278005084 , 506078560 , 8386397935 , 1951099924
n×2
40759794
n×3
61139691
n×4
81519588
n×5
101899485
n÷2
10189948.5
n÷3
6793299
n÷3
5094974.25
n÷5
4075979.4
n2
415340201730609
n3
8.464590531229E+21
n4
1.7250748317362E+29
n5
3.5156847388077E+36
2 √n
4514.4099282187
3 √n
273.149658312
4 √n
67.189358742428
5 √n
28.96279010711
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
-20379896
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 20379897 can be divided by 4 positive divisors.
The sum of these divisors (counting 20379897) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101101111100011111001
3
Ternary
1102100101222000
4
Quaternary
1031233203321
5
Quinary
20204124042
6
Senary
2004451213
8
Octal
115574371
10
Decimal
20379897
12
Duodecimal
69a9b09
16
Hexadecimal
136f8f9
20
Vigesimal
6779eh
36
Base36
c4t89
md5
68388cc6386d1c1be5edea1b4b5610da
sha1
b00b49585b28d6e1b590beeca1cd7d3c56134c0b
sha256
bf225c6153e5d27e2fc34bd2dc5e81a51b9580b0369b82724067483a9dca659f
sha512
93e1454b7a4a484dfb6e3239bdd3bd87291a386c7665eacee35b3286e1ea8174812e7e581f7f4d1e4a6268cdc451873b048dd3e00776349902a109ceb45eb87b
ripemd-160
01a9974598c02310fed5dddbcdf2e8aff1ea3b4e
Diameter
40759794
Circumference
128050669.39223
Area
1.3048297264974E+15
Volume
3.545639390474E+22
Surface area
5.2193189059895E+15
Circumference
128050669.39223
Perimeter
81519588
Area
415340201730609
Diagonal
28821526.737167
Surface area
2492041210383654
Volume
8.464590531229E+21
Space diagonal
35299017.057021
Perimeter
61139691
Area
1.7984758295583E+14
Altitude
17649508.52851
Surface area
1.7984758295583E+14
Volume
9.9756156076658E+20
Height
9607175.5790556