51991719 is an odd 8-digits composite number following 51991718
and preceding 51991720 . In scientific notation, it is written as 5.1991719 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 31994880 positive integers (up to 51991719) that are relatively prime to 51991719.
51991719 has 8 divisors, whose sum is 74654832
The reverse of 51991719 is 91719915
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
fifty-one million nine hundred ninety-one thousand seven hundred nineteen
Scientific notation
5.1991719 × 10^7
Engineering notation
5.1991719 × 10^6
Prime Factorization
3 × 13 × 1333121
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
51991719
Product of the distinct prime numbers
The prime factorization of 51991719 is 3 × 13 × 1333121.
Since it has a total of 3 prime factors.
2 , 5 , 56 , 53 , 825 , 40 , 5067 , 4646 , 10193 , 47952 , 866816 , 378537 , 4883354 , 9551456 , 19286603 , 35980721 , 26546485 , 473881600 , 8389030522 , 6945759223
n×2
103983438
n×3
155975157
n×4
207966876
n×5
259958595
n÷2
25995859.5
n÷3
17330573
n÷3
12997929.75
n÷5
10398343.8
n2
2703138844574961
n3
1.4054083522513E+23
n4
7.3069596130501E+30
n5
3.7990139094605E+38
2 √n
7210.5283440258
3 √n
373.23130121648
4 √n
84.914829941688
5 √n
34.929054945101
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
-51991718
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 51991719 can be divided by 8 positive divisors.
The sum of these divisors (counting 51991719) is 1, the average is 0.125.
Base
System
Value
2
Binary
11000110010101010010100111
3
Ternary
10121211110020020
4
Quaternary
3012111102213
5
Quinary
101302213334
6
Senary
5054210223
8
Octal
306252247
10
Decimal
51991719
12
Duodecimal
154b3973
16
Hexadecimal
31954a7
20
Vigesimal
g4ij5j
36
Base36
uyd2f
md5
9e7e9916141416ea4f59277f25907c0b
sha1
5099900c084b31bbfe5447dbc414617023465316
sha256
c6c66efdba3fd26f9f615b436bfbb5ac104e5d0ac3bd54ee4016478469e40d93
sha512
2172b451cc41c57f205121277ae7d6aee3671b37e0cef92f4cb5244f59bbb676b2c83497246a8b1712891100328d5c940d6df3279896a889d2642b7b511d4ba2
ripemd-160
de9cf5dcbecd370ffd9ac71f185b0c147ebd45c0
Diameter
103983438
Circumference
326673604.91581
Area
8.4921611357499E+15
Volume
5.8869607396351E+23
Surface area
3.3968644543E+16
Circumference
326673604.91581
Perimeter
207966876
Area
2703138844574961
Diagonal
73527394.140891
Surface area
16218833067449766
Volume
1.4054083522513E+23
Space diagonal
90052298.880844
Perimeter
155975157
Area
1.1704934546792E+15
Altitude
45026149.440422
Surface area
1.1704934546792E+15
Volume
1.6562896270218E+22
Height
24509131.380297