20070731 is an odd 8-digits composite number following 20070730
and preceding 20070732 . In scientific notation, it is written as 2.0070731 × 10^7.
The sum of its digits is 20. It has a total of 2 prime factors and 4 positive divisors.
There are 20029032 positive integers (up to 20070731) that are relatively prime to 20070731.
20070731 has 4 divisors, whose sum is 20112432
The reverse of 20070731 is 13707002
Previous prime number is 487
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty million seventy thousand seven hundred thirty-one
Scientific notation
2.0070731 × 10^7
Engineering notation
2.0070731 × 10^6
Prime Factorization
487 × 41213
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20070731
Product of the distinct prime numbers
The prime factorization of 20070731 is 487 × 41213.
Since it has a total of 2 prime factors.
9 , 6 , 94 , 74 , 718 , 638 , 7788 , 5829 , 37229 , 53188 , 283473 , 157927 , 295167 , 5035074 , 49326936 , 6745751 , 283058335 , 914328729 , 4680733341 , 202771530
n×2
40141462
n×3
60212193
n×4
80282924
n×5
100353655
n÷2
10035365.5
n÷3
6690243.6666667
n÷3
5017682.75
n÷5
4014146.2
n2
402834242874361
n3
8.08517772632E+21
n4
1.6227542723216E+29
n5
3.2569864478868E+36
2 √n
4480.036941812
3 √n
271.76137430045
4 √n
66.933078084098
5 √n
28.874378030078
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
-20070730
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 20070731 can be divided by 4 positive divisors.
The sum of these divisors (counting 20070731) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100100100000101001011
3
Ternary
1101202200212102
4
Quaternary
1030210011023
5
Quinary
20114230411
6
Senary
1554104015
8
Octal
114440513
10
Decimal
20070731
12
Duodecimal
687b00b
16
Hexadecimal
132414b
20
Vigesimal
658ggb
36
Base36
by6ob
md5
5a63ab5fa15418737cc1fc78ec48ef76
sha1
e4f624d6383f8c96da2dc352239f70643370bfcb
sha256
a7973b2b75f53efb41989d5ad6490cc2a695f22e74cb3195cc503956f033e8ea
sha512
189fc866adfddabb60627421f207a512d747d7a7c3fcb74b61d91d73886f5f35eb72986f7dd003e734db6d72ff4870c975568c9b69ca629782f1ffe3e320b970
ripemd-160
687b8a410f6975dd710fbc6a1065a776165ed858
Diameter
40141462
Circumference
126108122.12355
Area
1.2655410980285E+15
Volume
3.3867113263966E+22
Surface area
5.062164392114E+15
Circumference
126108122.12355
Perimeter
80282924
Area
402834242874361
Diagonal
28384299.986942
Surface area
2417005457246166
Volume
8.08517772632E+21
Space diagonal
34763525.837048
Perimeter
60212193
Area
1.7443234392173E+14
Altitude
17381762.918524
Surface area
1.7443234392173E+14
Volume
9.5284733289655E+20
Height
9461433.3289807