20379745 is an odd 8-digits composite number following 20379744
and preceding 20379746 . In scientific notation, it is written as 2.0379745 × 10^7.
The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors.
There are 16281456 positive integers (up to 20379745) that are relatively prime to 20379745.
20379745 has 8 divisors, whose sum is 24489216
The reverse of 20379745 is 54797302
Previous prime number is 863
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty million three hundred seventy-nine thousand seven hundred forty-five
Scientific notation
2.0379745 × 10^7
Engineering notation
2.0379745 × 10^6
Prime Factorization
5 × 863 × 4723
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20379745
Product of the distinct prime numbers
The prime factorization of 20379745 is 5 × 863 × 4723.
Since it has a total of 3 prime factors.
1 , 6 , 28 , 68 , 839 , 516 , 5607 , 491 , 28778 , 66312 , 578992 , 429844 , 9026323 , 2424562 , 87746927 , 9336841 , 301680876 , 805361842 , 8651970216 , 7887636087
n×2
40759490
n×3
61139235
n×4
81518980
n×5
101898725
n÷2
10189872.5
n÷3
6793248.3333333
n÷3
5094936.25
n÷5
4075949
n2
415334006265025
n3
8.4644011375096E+21
n4
1.7250233676016E+29
n5
3.5155536350761E+36
2 √n
4514.3930932075
3 √n
273.1489792302
4 √n
67.189233461973
5 √n
28.962746904171
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
-20379744
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 20379745 can be divided by 8 positive divisors.
The sum of these divisors (counting 20379745) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101101111100001100001
3
Ternary
1102100101202101
4
Quaternary
1031233201201
5
Quinary
20204122440
6
Senary
2004450401
8
Octal
115574141
10
Decimal
20379745
12
Duodecimal
69a9a01
16
Hexadecimal
136f861
20
Vigesimal
677975
36
Base36
c4t41
md5
19f24114f41a81a089aeccc9af0bab5c
sha1
e5456e94454ca4cf7c16f78d5e46ba008fb9f511
sha256
56fac62cdbefc46245cd36294bfda3e9126011554d9e4f0e157eb84c9f59e2c2
sha512
d30ebace375af84fba98c87e2c98801aff35798744f14bb660b8ac40a12881c049f70e3369768b7b2269c72be23570bc622abce423c1f056ed1e8c34147eadc7
ripemd-160
88c1ad76ba6aec48b9cd1d4561d1a0e6a2d9ce54
Diameter
40759490
Circumference
128049714.34807
Area
1.3048102628682E+15
Volume
3.5455600574183E+22
Surface area
5.2192410514729E+15
Circumference
128049714.34807
Perimeter
81518980
Area
415334006265025
Diagonal
28821311.776705
Surface area
2492004037590150
Volume
8.4644011375096E+21
Space diagonal
35298753.785298
Perimeter
61139235
Area
1.7984490024054E+14
Altitude
17649376.892649
Surface area
1.7984490024054E+14
Volume
9.975392405027E+20
Height
9607103.9255684