51381245 is an odd 8-digits composite number following 51381244
and preceding 51381246 . In scientific notation, it is written as 5.1381245 × 10^7.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 41104992 positive integers (up to 51381245) that are relatively prime to 51381245.
51381245 has 4 divisors, whose sum is 61657500
The reverse of 51381245 is 54218315
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
fifty-one million three hundred eighty-one thousand two hundred forty-five
Scientific notation
5.1381245 × 10^7
Engineering notation
5.1381245 × 10^6
Prime Factorization
5 × 10276249
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
51381245
Product of the distinct prime numbers
The prime factorization of 51381245 is 5 × 10276249.
Since it has a total of 2 prime factors.
9 , 5 , 83 , 48 , 805 , 724 , 3217 , 401 , 77359 , 88593 , 822488 , 315373 , 3837512 , 1253069 , 51344686 , 55348876 , 361470540 , 718270199 , 6962794785 , 9955252160
n×2
102762490
n×3
154143735
n×4
205524980
n×5
256906225
n÷2
25690622.5
n÷3
17127081.666667
n÷3
12845311.25
n÷5
10276249
n2
2640032337750025
n3
1.3564814835386E+23
n4
6.9697707443659E+30
n5
3.5811549821009E+38
2 √n
7168.0712189542
3 √n
371.76474941808
4 √n
84.664462550436
5 √n
34.846641280792
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
-51381244
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 51381245 can be divided by 4 positive divisors.
The sum of these divisors (counting 51381245) is 1, the average is 0.25.
Base
System
Value
2
Binary
11000100000000001111111101
3
Ternary
10120200102211002
4
Quaternary
3010000033331
5
Quinary
101123144440
6
Senary
5033140045
8
Octal
304001775
10
Decimal
51381245
12
Duodecimal
1525a625
16
Hexadecimal
31003fd
20
Vigesimal
g12d25
36
Base36
ula0t
md5
614be25967166ac83555abec8558f8d4
sha1
8ef216f9fa37af172b63310c724d99f0f0f307a0
sha256
141aafc3ce618ab014b0943cd51218b589716fa3a184a2c737b2491db1765b15
sha512
83cc2b3d90b36fc9a526afd3a978e6dac44688123bd8418271b11e63a9dd8c18fe7c2d66e89ac934a82b496ab3efaac5230c677adcad1dd722a67630bb1df374
ripemd-160
39cfdd77a2e64a012c49afb3861c886de7f58031
Diameter
102762490
Circumference
322837883.64859
Area
8.293906197515E+15
Volume
5.6820163512205E+23
Surface area
3.317562479006E+16
Circumference
322837883.64859
Perimeter
205524980
Area
2640032337750025
Diagonal
72664053.530615
Surface area
15840194026500150
Volume
1.3564814835386E+23
Space diagonal
88994926.896144
Perimeter
154143735
Area
1.143167535652E+15
Altitude
44497463.448072
Surface area
1.143167535652E+15
Volume
1.5986287592735E+22
Height
24221351.176872