20120779 is an odd 8-digits composite number following 20120778
and preceding 20120780 . In scientific notation, it is written as 2.0120779 × 10^7.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 17119680 positive integers (up to 20120779) that are relatively prime to 20120779.
20120779 has 8 divisors, whose sum is 23164128
The reverse of 20120779 is 97702102
Previous prime number is 137
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million one hundred twenty thousand seven hundred seventy-nine
Scientific notation
2.0120779 × 10^7
Engineering notation
2.0120779 × 10^6
Prime Factorization
7 × 137 × 20981
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20120779
Product of the distinct prime numbers
The prime factorization of 20120779 is 7 × 137 × 20981.
Since it has a total of 3 prime factors.
10 , 7 , 14 , 8 , 801 , 708 , 4528 , 8713 , 43608 , 760 , 521696 , 584460 , 570975 , 5064630 , 51632548 , 95706628 , 144109454 , 116546777 , 1535622327 , 5859403759
n×2
40241558
n×3
60362337
n×4
80483116
n×5
100603895
n÷2
10060389.5
n÷3
6706926.3333333
n÷3
5030194.75
n÷5
4024155.8
n2
404845747566841
n3
8.1458118158822E+21
n4
1.6390007932295E+29
n5
3.2977972741396E+36
2 √n
4485.6191322938
3 √n
271.98707316738
4 √n
66.974764891665
5 √n
28.888763810345
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
-20120778
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 20120779 can be divided by 8 positive divisors.
The sum of these divisors (counting 20120779) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110000010011001011
3
Ternary
1101212020112001
4
Quaternary
1030300103023
5
Quinary
20122331104
6
Senary
1555131431
8
Octal
114602313
10
Decimal
20120779
12
Duodecimal
68a3b77
16
Hexadecimal
13304cb
20
Vigesimal
65f1ij
36
Base36
bz9aj
md5
159e884a79b55dfa120a81da04403555
sha1
799ea1de2fa44486342042d7c4a9e79c1e25b868
sha256
c26c5dc59e101d4f11c872a41a23ab55c2eb959de3f0f3ace881e015c0ea2220
sha512
91c1f430c4278af8ffb820b2f1e7b8efe7588cd97c6080f0b6e6d40e0ca9d6caebead0f0ea34bb39aab9a27701c680e01b02294cbba47517048976582c6b3e4b
ripemd-160
55e1260b4cb49415178fff8e8adfa3d0c199e266
Diameter
40241558
Circumference
126422582.98181
Area
1.2718604263931E+15
Volume
3.4121096744401E+22
Surface area
5.0874417055722E+15
Circumference
126422582.98181
Perimeter
80483116
Area
404845747566841
Diagonal
28455078.547312
Surface area
2429074485401046
Volume
8.1458118158822E+21
Space diagonal
34850211.515865
Perimeter
60362337
Area
1.7530335100349E+14
Altitude
17425105.757932
Surface area
1.7530335100349E+14
Volume
9.5999312887997E+20
Height
9485026.1824373