20349979 is an odd 8-digits composite number following 20349978
and preceding 20349980 . In scientific notation, it is written as 2.0349979 × 10^7.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 18784584 positive integers (up to 20349979) that are relatively prime to 20349979.
20349979 has 4 divisors, whose sum is 21915376
The reverse of 20349979 is 97994302
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
twenty million three hundred forty-nine thousand nine hundred seventy-nine
Scientific notation
2.0349979 × 10^7
Engineering notation
2.0349979 × 10^6
Prime Factorization
13 × 1565383
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20349979
Product of the distinct prime numbers
The prime factorization of 20349979 is 13 × 1565383.
Since it has a total of 2 prime factors.
6 , 3 , 24 , 43 , 260 , 914 , 1272 , 3010 , 14963 , 7859 , 880702 , 899783 , 6787759 , 1851757 , 46386330 , 86301725 , 940107156 , 139678719 , 8790078440 , 4951382282
n×2
40699958
n×3
61049937
n×4
81399916
n×5
101749895
n÷2
10174989.5
n÷3
6783326.3333333
n÷3
5087494.75
n÷5
4069995.8
n2
414121645300441
n3
8.4273667853094E+21
n4
1.7149673710634E+29
n5
3.4899549986826E+36
2 √n
4511.0950998621
3 √n
273.0159302292
4 √n
67.164686404852
5 √n
28.954281545734
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
-20349978
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 20349979 can be divided by 4 positive divisors.
The sum of these divisors (counting 20349979) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101101000010000011011
3
Ternary
1102021212220221
4
Quaternary
1031220100123
5
Quinary
20202144404
6
Senary
2004100511
8
Octal
115502033
10
Decimal
20349979
12
Duodecimal
6994737
16
Hexadecimal
136841b
20
Vigesimal
673eij
36
Base36
c4657
md5
59989e25e980bf1aa3e35bc31b8e30a2
sha1
97231b89f1dff457147505aa0c78caac167b34f0
sha256
70fb2192ba7cdf4ae95aa1e3aac183c6add7f130737062494b22a4fb88acbf8f
sha512
e81a5663b0e6280bf1940a1d3eb232429f163c6107aa6ca599cda069248a7955a1e1adb7f2df850c33c3ec2b448154876fecd88a80acd99aa4daf140b6705130
ripemd-160
d54bdca4ec356554a26b144062316373f4ccec71
Diameter
40699958
Circumference
127862689.05421
Area
1.3010015185684E+15
Volume
3.5300471442446E+22
Surface area
5.2040060742735E+15
Circumference
127862689.05421
Perimeter
81399916
Area
414121645300441
Diagonal
28779216.295808
Surface area
2484729871802646
Volume
8.4273667853094E+21
Space diagonal
35247197.56096
Perimeter
61049937
Area
1.793199325436E+14
Altitude
17623598.78048
Surface area
1.793199325436E+14
Volume
9.9317470023976E+20
Height
9593072.0986026