20280738 is an even 8-digits composite number following 20280737
and preceding 20280739 . In scientific notation, it is written as 2.0280738 × 10^7.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 6760244 positive integers (up to 20280738) that are relatively prime to 20280738.
20280738 has 8 divisors, whose sum is 40561488
The reverse of 20280738 is 83708202
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty million two hundred eighty thousand seven hundred thirty-eight
Scientific notation
2.0280738 × 10^7
Engineering notation
2.0280738 × 10^6
Prime Factorization
2 × 3 × 3380123
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20280738
Product of the distinct prime numbers
The prime factorization of 20280738 is 2 × 3 × 3380123.
Since it has a total of 3 prime factors.
5 , 10 , 17 , 19 , 247 , 653 , 3283 , 3354 , 46098 , 7764 , 134784 , 597070 , 3279730 , 3971120 , 29349325 , 1368815 , 398777628 , 724557726 , 8048691955 , 1449578427
n×2
40561476
n×3
60842214
n×4
81122952
n×5
101403690
n÷2
10140369
n÷3
6760246
n÷3
5070184.5
n÷5
4056147.6
n2
411308333824644
n3
8.3416365555141E+21
n4
1.691745454736E+29
n5
3.4309846330193E+36
2 √n
4503.4140382603
3 √n
272.70593192609
4 √n
67.107481239131
5 √n
28.934551229898
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
-20280737
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 20280738 can be divided by 8 positive divisors.
The sum of these divisors (counting 20280738) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101010111010110100010
3
Ternary
1102011100221110
4
Quaternary
1031113112202
5
Quinary
20142440423
6
Senary
2002404150
8
Octal
115272642
10
Decimal
20280738
12
Duodecimal
6960656
16
Hexadecimal
13575a2
20
Vigesimal
66f1gi
36
Base36
c2opu
md5
20c55346e95e9f71423216fd1f717f91
sha1
06a8a8810f3d53cf795527d1e37ecab1f862256c
sha256
b5c26494f2609de6c42bcff51a451008192e06e3449a6504135dc4a9bd995e7d
sha512
d306e32852244f33883cb803f3bc1825dc2be3f3615417a7e8c5c127641ac322de13ba7e253ec3009a21225e1f1ef5c68bbf75e9f6da5f425ae2d49531ad3056
ripemd-160
b2283ac7a88b59251c9110e41d97746a628692e0
Diameter
40561476
Circumference
127427635.02036
Area
1.2921632399038E+15
Volume
3.4941365495626E+22
Surface area
5.168652959615E+15
Circumference
127427635.02036
Perimeter
81122952
Area
411308333824644
Diagonal
28681294.734535
Surface area
2467850002947864
Volume
8.3416365555141E+21
Space diagonal
35127268.630993
Perimeter
60842214
Area
1.781017329402E+14
Altitude
17563634.315496
Surface area
1.781017329402E+14
Volume
9.8307129576627E+20
Height
9560431.5781785