51489905 is an odd 8-digits composite number following 51489904
and preceding 51489906 . In scientific notation, it is written as 5.1489905 × 10^7.
The sum of its digits is 41. It has a total of 3 prime factors and 8 positive divisors.
There are 39023856 positive integers (up to 51489905) that are relatively prime to 51489905.
51489905 has 8 divisors, whose sum is 65040000
The reverse of 51489905 is 50998415
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
fifty-one million four hundred eighty-nine thousand nine hundred five
Scientific notation
5.1489905 × 10^7
Engineering notation
5.1489905 × 10^6
Prime Factorization
5 × 19 × 541999
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
51489905
Product of the distinct prime numbers
The prime factorization of 51489905 is 5 × 19 × 541999.
Since it has a total of 3 prime factors.
7 , 3 , 5 , 33 , 922 , 907 , 1122 , 1816 , 82684 , 50278 , 477281 , 900212 , 2763347 , 3281489 , 67635762 , 32887393 , 652432961 , 141894678 , 5482974850 , 3333938661
n×2
102979810
n×3
154469715
n×4
205959620
n×5
257449525
n÷2
25744952.5
n÷3
17163301.666667
n÷3
12872476.25
n÷5
10297981
n2
2651210316909025
n3
1.3651056735267E+23
n4
7.0289161444849E+30
n5
3.6191822453249E+38
2 √n
7175.6466607547
3 √n
372.0266317119
4 √n
84.709188762228
5 √n
34.861367421075
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
-51489904
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 51489905 can be divided by 8 positive divisors.
The sum of these divisors (counting 51489905) is 1, the average is 0.125.
Base
System
Value
2
Binary
11000100011010110001110001
3
Ternary
10120212221212112
4
Quaternary
3010122301301
5
Quinary
101140134110
6
Senary
5035335105
8
Octal
304326161
10
Decimal
51489905
12
Duodecimal
152b1495
16
Hexadecimal
311ac71
20
Vigesimal
g1g4f5
36
Base36
unlv5
md5
bb75eab3fc7bc3b515aa2b607bc7b468
sha1
e766a8cef67bb8223238a61f38a0774f3f92d0d0
sha256
2967fe921acd4ea00f94713540423206620cca21aa264d0ba8f91c85937d66df
sha512
76147d24ecbb8d8da1f1c23918165275ac7b19a171587107312f46cca107fb6c1c1c536ed2fc09722011ef374a4b02596e2aa34d7348228e059d84555e491532
ripemd-160
c5a65ce715d7c367b2e934ade58643d0c4bd2141
Diameter
102979810
Circumference
323520614.56407
Area
8.3290228547229E+15
Volume
5.7181412737668E+23
Surface area
3.3316091418891E+16
Circumference
323520614.56407
Perimeter
205959620
Area
2651210316909025
Diagonal
72817721.976302
Surface area
15907261901454150
Volume
1.3651056735267E+23
Space diagonal
89183131.536895
Perimeter
154469715
Area
1.1480077426093E+15
Altitude
44591565.768447
Surface area
1.1480077426093E+15
Volume
1.6087924646449E+22
Height
24272573.992101