51456985 is an odd 8-digits composite number following 51456984
and preceding 51456986 . In scientific notation, it is written as 5.1456985 × 10^7.
The sum of its digits is 43. It has a total of 3 prime factors and 8 positive divisors.
There are 41137584 positive integers (up to 51456985) that are relatively prime to 51456985.
51456985 has 8 divisors, whose sum is 61790400
The reverse of 51456985 is 58965415
Previous prime number is 2099
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
fifty-one million four hundred fifty-six thousand nine hundred eighty-five
Scientific notation
5.1456985 × 10^7
Engineering notation
5.1456985 × 10^6
Prime Factorization
5 × 2099 × 4903
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
51456985
Product of the distinct prime numbers
The prime factorization of 51456985 is 5 × 2099 × 4903.
Since it has a total of 3 prime factors.
4 , 5 , 98 , 64 , 956 , 621 , 340 , 5339 , 77037 , 11643 , 306293 , 321655 , 6309350 , 2910354 , 91168422 , 85939149 , 86065521 , 777010236 , 6231061983 , 4584994358
n×2
102913970
n×3
154370955
n×4
205827940
n×5
257284925
n÷2
25728492.5
n÷3
17152328.333333
n÷3
12864246.25
n÷5
10291397
n2
2647821305290225
n3
1.36248901189E+23
n4
7.0109576647488E+30
n5
3.6076274339062E+38
2 √n
7173.3524240762
3 √n
371.94732990376
4 √n
84.695645838946
5 √n
34.856908567154
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
-51456984
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 51456985 can be divided by 8 positive divisors.
The sum of these divisors (counting 51456985) is 1, the average is 0.125.
Base
System
Value
2
Binary
11000100010010101111011001
3
Ternary
10120211021201021
4
Quaternary
3010102233121
5
Quinary
101133110420
6
Senary
5034522441
8
Octal
304225731
10
Decimal
51456985
12
Duodecimal
15296421
16
Hexadecimal
3112bd9
20
Vigesimal
g1c295
36
Base36
umwgp
md5
d11ae617e53b1f8f93d7860e0dcf81b3
sha1
d90bf5d93106e7c61ce0fc5fbef206419a005c6f
sha256
e6d82eb5380c22e9df9a4550da44aadaf4438f88e7360b7a5a2f4d768815d1c6
sha512
6d0be90c8d9786fa29375a239dfec566e566cd5ee567715da39ae23d4fb2f72905b59546590343cde8ac6c3989abe57577a1c1b5e752dfde60b3942f7e0f9d34
ripemd-160
d49518c58cb8c551423845bdba7ed00fab41b460
Diameter
102913970
Circumference
323313772.10376
Area
8.3183759607183E+15
Volume
5.7071806271339E+23
Surface area
3.3273503842873E+16
Circumference
323313772.10376
Perimeter
205827940
Area
2647821305290225
Diagonal
72771166.065829
Surface area
15886927831741350
Volume
1.36248901189E+23
Space diagonal
89126112.42431
Perimeter
154370955
Area
1.1465402575315E+15
Altitude
44563056.212155
Surface area
1.1465402575315E+15
Volume
1.6057086993326E+22
Height
24257055.355276