51386918 is an even 8-digits composite number following 51386917
and preceding 51386919 . In scientific notation, it is written as 5.1386918 × 10^7.
The sum of its digits is 41. It has a total of 3 prime factors and 8 positive divisors.
There are 23357680 positive integers (up to 51386918) that are relatively prime to 51386918.
51386918 has 8 divisors, whose sum is 84087720
The reverse of 51386918 is 81968315
Previous prime number is 11
Is Prime? no
Number parity even
Number length 8
Sum of Digits 41
Digital Root 5
Name
fifty-one million three hundred eighty-six thousand nine hundred eighteen
Scientific notation
5.1386918 × 10^7
Engineering notation
5.1386918 × 10^6
Prime Factorization
2 × 11 × 2335769
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
51386918
Product of the distinct prime numbers
The prime factorization of 51386918 is 2 × 11 × 2335769.
Since it has a total of 3 prime factors.
7 , 1 , 54 , 66 , 520 , 575 , 6782 , 8804 , 88119 , 10142 , 820032 , 826853 , 2086261 , 3104627 , 80540137 , 76979164 , 138389263 , 361813142 , 4924850100 , 4480769961
n×2
102773836
n×3
154160754
n×4
205547672
n×5
256934590
n÷2
25693459
n÷3
17128972.666667
n÷3
12846729.5
n÷5
10277383.6
n2
2640615341538724
n3
1.3569308402519E+23
n4
6.9728493819697E+30
n5
3.5831323941763E+38
2 √n
7168.4669211764
3 √n
371.77843108869
4 √n
84.666799403169
5 √n
34.847410729901
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
-51386917
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 51386918 can be divided by 8 positive divisors.
The sum of these divisors (counting 51386918) is 1, the average is 0.125.
Base
System
Value
2
Binary
11000100000001101000100110
3
Ternary
10120200201121012
4
Quaternary
3010001220212
5
Quinary
101123340133
6
Senary
5033222222
8
Octal
304015046
10
Decimal
51386918
12
Duodecimal
15261972
16
Hexadecimal
3101a26
20
Vigesimal
g1375i
36
Base36
uleee
md5
80818aa8c6cf6a5790bbcfb20024cc98
sha1
6fab799febf71ed23a6fe330bc06ba313528435e
sha256
3037365147a623c799d3a59a4b1866b4d7ffd422ba336fb05a61ffeefa698a52
sha512
42b5a9801a94928efbeee2610148b0dd12f92e0a34ba7c5458e5d136169894f7ec133b0354d375fbbcf414f40d95fc52ae3c48e036703274fc528f197ffcae4a
ripemd-160
d5c5d2476c1d870f42af493728faf790c3072ebe
Diameter
102773836
Circumference
322873528.15884
Area
8.2957377579346E+15
Volume
5.6838986122198E+23
Surface area
3.3182951031738E+16
Circumference
322873528.15884
Perimeter
205547672
Area
2640615341538724
Diagonal
72672076.364154
Surface area
15843692049232344
Volume
1.3569308402519E+23
Space diagonal
89004752.820376
Perimeter
154160754
Area
1.1434199836977E+15
Altitude
44502376.410188
Surface area
1.1434199836977E+15
Volume
1.5991583312388E+22
Height
24224025.454718