51388085 is an odd 8-digits composite number following 51388084
and preceding 51388086 . In scientific notation, it is written as 5.1388085 × 10^7.
The sum of its digits is 38. It has a total of 4 prime factors and 16 positive divisors.
There are 35116800 positive integers (up to 51388085) that are relatively prime to 51388085.
51388085 has 16 divisors, whose sum is 70716672
The reverse of 51388085 is 58088315
Previous prime number is 311
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
fifty-one million three hundred eighty-eight thousand eighty-five
Scientific notation
5.1388085 × 10^7
Engineering notation
5.1388085 × 10^6
Prime Factorization
5 × 7 × 311 × 4721
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
51388085
Product of the distinct prime numbers
The prime factorization of 51388085 is 5 × 7 × 311 × 4721.
Since it has a total of 4 prime factors.
7 , 9 , 66 , 43 , 553 , 964 , 8165 , 8345 , 4852 , 77125 , 75915 , 321395 , 5940695 , 5604074 , 7269150 , 85478460 , 453448225 , 50742146 , 5011214660 , 3352866613
n×2
102776170
n×3
154164255
n×4
205552340
n×5
256940425
n÷2
25694042.5
n÷3
17129361.666667
n÷3
12847021.25
n÷5
10277617
n2
2640735279967225
n3
1.3570232902945E+23
n4
6.9734828188636E+30
n5
3.583539278418E+38
2 √n
7168.5483188718
3 √n
371.78124543757
4 √n
84.667280096102
5 √n
34.847569005822
1 , 5 , 7 , 35 , 311 , 1555 , 2177 , 4721 , 10885 , 23605 , 33047 , 165235 , 1468231 , 7341155 , 10277617 , 51388085
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-51388084
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 51388085 can be divided by 16 positive divisors.
The sum of these divisors (counting 51388085) is 1, the average is 0.0625.
Base
System
Value
2
Binary
11000100000001111010110101
3
Ternary
10120200210012102
4
Quaternary
3010001322311
5
Quinary
101123404320
6
Senary
5033231445
8
Octal
304017265
10
Decimal
51388085
12
Duodecimal
15262585
16
Hexadecimal
3101eb5
20
Vigesimal
g13a45
36
Base36
ulfat
md5
0514357b4fd7e79b651e7b1557536fa4
sha1
cca2d0de65be06a461ef6a5547bd80df6a523d27
sha256
6ff52782f18805a73692df78c5e8a87fc07d8efbd993400f994a3c2df7b13ad1
sha512
cd245b268c0332d3df4584d6b4bad76ecec04d0e9d60580f29cd8c3bcc81f212abfaf0e6c7adf5347cf610b415656e14fc29d0b3944eb605596c4d806dd1967e
ripemd-160
9d06ca61ab2cee69d67c5e9ebf02a2ede4a23edc
Diameter
102776170
Circumference
322880860.6361
Area
8.2961145556204E+15
Volume
5.6842858660528E+23
Surface area
3.3184458222482E+16
Circumference
322880860.6361
Perimeter
205552340
Area
2640735279967225
Diagonal
72673726.751381
Surface area
15844411679803350
Volume
1.3570232902945E+23
Space diagonal
89006774.123668
Perimeter
154164255
Area
1.1434719185607E+15
Altitude
44503387.061834
Surface area
1.1434719185607E+15
Volume
1.5992672846589E+22
Height
24224575.583794