51491656 is an even 8-digits composite number following 51491655
and preceding 51491657 . In scientific notation, it is written as 5.1491656 × 10^7.
The sum of its digits is 37. It has a total of 4 prime factors and 8 positive divisors.
There are 25745824 positive integers (up to 51491656) that are relatively prime to 51491656.
51491656 has 8 divisors, whose sum is 96546870
The reverse of 51491656 is 65619415
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 37
Digital Root 1
Name
fifty-one million four hundred ninety-one thousand six hundred fifty-six
Scientific notation
5.1491656 × 10^7
Engineering notation
5.1491656 × 10^6
Prime Factorization
2 × 2 × 2 × 6436457
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
12872914
Product of the distinct prime numbers
The prime factorization of 51491656 is 2 × 2 × 2 × 6436457.
Since it has a total of 4 prime factors.
10 , 10 , 32 , 76 , 792 , 665 , 2667 , 2699 , 82521 , 2031 , 151060 , 679207 , 6874105 , 125083 , 48716033 , 37693631 , 665869502 , 673648181 , 8588299163 , 3014737841
n×2
102983312
n×3
154474968
n×4
205966624
n×5
257458280
n÷2
25745828
n÷3
17163885.333333
n÷3
12872914
n÷5
10298331.2
n2
2651390637622336
n3
1.3652449463407E+23
n4
7.0298723132714E+30
n5
3.6197976687889E+38
2 √n
7175.768669627
3 √n
372.03084879257
4 √n
84.709908922315
5 √n
34.861604521625
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
-51491655
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 51491656 can be divided by 8 positive divisors.
The sum of these divisors (counting 51491656) is 1, the average is 0.125.
Base
System
Value
2
Binary
11000100011011001101001000
3
Ternary
10120220001021101
4
Quaternary
3010123031020
5
Quinary
101140213111
6
Senary
5035351144
8
Octal
304331510
10
Decimal
51491656
12
Duodecimal
152b24b4
16
Hexadecimal
311b348
20
Vigesimal
g1g92g
36
Base36
unn7s
md5
d94716180985cd2f40246266ec74231b
sha1
4667830342e456c86e6260ac61127af8bb70835d
sha256
6589cf9937cb8f091e4f7a928a7f580fdbea5f2a8949b05352a32f1ea981e85e
sha512
810764dc92aeeae87a72e72086038fc5ece4f49e6feab83c1ed494310419fbdfb49736379f46af53492518b29552678fd271be85d85ae2cda8feeceb0f62eeb7
ripemd-160
14c6aa59e5409ca3809d3e320ca92dc46b405692
Diameter
102983312
Circumference
323531616.42155
Area
8.3295893489511E+15
Volume
5.718724658366E+23
Surface area
3.3318357395804E+16
Circumference
323531616.42155
Perimeter
205966624
Area
2651390637622336
Diagonal
72820198.26425
Surface area
15908343825734016
Volume
1.3652449463407E+23
Space diagonal
89186164.357859
Perimeter
154474968
Area
1.1480858237686E+15
Altitude
44593082.178929
Surface area
1.1480858237686E+15
Volume
1.6089565992303E+22
Height
24273399.421417