51381806 is an even 8-digits composite number following 51381805
and preceding 51381807 . In scientific notation, it is written as 5.1381806 × 10^7.
The sum of its digits is 32. It has a total of 4 prime factors and 16 positive divisors.
There are 21997440 positive integers (up to 51381806) that are relatively prime to 51381806.
51381806 has 16 divisors, whose sum is 88176480
The reverse of 51381806 is 60818315
Previous prime number is 1609
Is Prime? no
Number parity even
Number length 8
Sum of Digits 32
Digital Root 5
Name
fifty-one million three hundred eighty-one thousand eight hundred six
Scientific notation
5.1381806 × 10^7
Engineering notation
5.1381806 × 10^6
Prime Factorization
2 × 7 × 1609 × 2281
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
51381806
Product of the distinct prime numbers
The prime factorization of 51381806 is 2 × 7 × 1609 × 2281.
Since it has a total of 4 prime factors.
3 , 7 , 29 , 75 , 437 , 258 , 2071 , 3659 , 75466 , 2759 , 216556 , 918110 , 3920321 , 8851505 , 7171473 , 90198313 , 94588385 , 795351494 , 4582200914 , 5264803636
n×2
102763612
n×3
154145418
n×4
205527224
n×5
256909030
n÷2
25690903
n÷3
17127268.666667
n÷3
12845451.5
n÷5
10276361.2
n2
2640089987821636
n3
1.3565259157679E+23
n4
6.970075143796E+30
n5
3.5813504884395E+38
2 √n
7168.1103507131
3 √n
371.76610243619
4 √n
84.664693649201
5 √n
34.84671737424
1 , 2 , 7 , 14 , 1609 , 2281 , 3218 , 4562 , 11263 , 15967 , 22526 , 31934 , 3670129 , 7340258 , 25690903 , 51381806
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
-51381805
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 51381806 can be divided by 16 positive divisors.
The sum of these divisors (counting 51381806) is 1, the average is 0.0625.
Base
System
Value
2
Binary
11000100000000011000101110
3
Ternary
10120200110120212
4
Quaternary
3010000120232
5
Quinary
101123204211
6
Senary
5033142422
8
Octal
304003056
10
Decimal
51381806
12
Duodecimal
1525aa12
16
Hexadecimal
310062e
20
Vigesimal
g12ea6
36
Base36
ulage
md5
07184560aeb33fb3501c059f4d7206b9
sha1
fb733d4753f7a297341f06b9a5b8701893b46ecc
sha256
a037ff9d11dd0a1e4f5b9520f96e7617118ec62d70060027686d83ac0bde4f00
sha512
b69692e3fb52a43fe6713b209d2152271bec66c29761c4aa3c0b60d2d67be46b84a77b41fe10d43e4fdf25da5561a08e00aace93d4e86d3e02ea99f704b086cb
ripemd-160
753d7ec2f418e36fe9c22800f8cc5ffe42a7f994
Diameter
102763612
Circumference
322841408.51555
Area
8.2940873105564E+15
Volume
5.6822024685076E+23
Surface area
3.3176349242226E+16
Circumference
322841408.51555
Perimeter
205527224
Area
2640089987821636
Diagonal
72664846.904423
Surface area
15840539926929816
Volume
1.3565259157679E+23
Space diagonal
88995898.576647
Perimeter
154145418
Area
1.1431924988652E+15
Altitude
44497949.288324
Surface area
1.1431924988652E+15
Volume
1.598681123158E+22
Height
24221615.634808