20087913 is an odd 8-digits composite number following 20087912
and preceding 20087914 . In scientific notation, it is written as 2.0087913 × 10^7.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 13377200 positive integers (up to 20087913) that are relatively prime to 20087913.
20087913 has 8 divisors, whose sum is 26813376
The reverse of 20087913 is 31978002
Previous prime number is 1061
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty million eighty-seven thousand nine hundred thirteen
Scientific notation
2.0087913 × 10^7
Engineering notation
2.0087913 × 10^6
Prime Factorization
3 × 1061 × 6311
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20087913
Product of the distinct prime numbers
The prime factorization of 20087913 is 3 × 1061 × 6311.
Since it has a total of 3 prime factors.
8 , 5 , 73 , 71 , 766 , 196 , 3946 , 790 , 97415 , 3364 , 96965 , 790352 , 8259099 , 7602014 , 24195536 , 10524102 , 517670487 , 874697459 , 8567825581 , 5352889031
n×2
40175826
n×3
60263739
n×4
80351652
n×5
100439565
n÷2
10043956.5
n÷3
6695971
n÷3
5021978.25
n÷5
4017582.6
n2
403524248695569
n3
8.105960001187E+21
n4
1.6283181928532E+29
n5
3.2709514194353E+36
2 √n
4481.9541496985
3 √n
271.8389013242
4 √n
66.947398378866
5 √n
28.879320050025
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
-20087912
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 20087913 can be divided by 8 positive divisors.
The sum of these divisors (counting 20087913) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100101000010001101001
3
Ternary
1101210120102210
4
Quaternary
1030220101221
5
Quinary
20120303123
6
Senary
1554315333
8
Octal
114502151
10
Decimal
20087913
12
Duodecimal
6888b49
16
Hexadecimal
1328469
20
Vigesimal
65ajfd
36
Base36
byjxl
md5
afbeca6f417eab56359429fdeedda58f
sha1
71077c0572fb7e65d057b31dd77f5e1dc5d500e0
sha256
0a2d69fe5f7ba78c9742a3f26618b0da6d334f8c9a4627bd30f7da43ed67713b
sha512
c4a6227df6df05355be3d936e5ce6893abc76fc64ece3f2f1ca0dedbc6b50a4c19d9b84d8e6198847033f819c32ab844d857fbb9dbf39589a67c5fdc0a34e770
ripemd-160
5e4c9916efb5fafca3a3b6fc33bdb460fbaacb6c
Diameter
40175826
Circumference
126216079.8135
Area
1.2677088152473E+15
Volume
3.3954165853362E+22
Surface area
5.0708352609894E+15
Circumference
126216079.8135
Perimeter
80351652
Area
403524248695569
Diagonal
28408599.004371
Surface area
2421145492173414
Volume
8.105960001187E+21
Space diagonal
34793285.934023
Perimeter
60263739
Area
1.747311252067E+14
Altitude
17396642.967012
Surface area
1.747311252067E+14
Volume
9.552965474777E+20
Height
9469533.0014569