51188891 is an odd 8-digits composite number following 51188890
and preceding 51188892 . In scientific notation, it is written as 5.1188891 × 10^7.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 47251272 positive integers (up to 51188891) that are relatively prime to 51188891.
51188891 has 4 divisors, whose sum is 55126512
The reverse of 51188891 is 19888115
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
fifty-one million one hundred eighty-eight thousand eight hundred ninety-one
Scientific notation
5.1188891 × 10^7
Engineering notation
5.1188891 × 10^6
Prime Factorization
13 × 3937607
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
51188891
Product of the distinct prime numbers
The prime factorization of 51188891 is 13 × 3937607.
Since it has a total of 2 prime factors.
4 , 10 , 27 , 91 , 774 , 220 , 819 , 8951 , 59340 , 90959 , 38256 , 833153 , 698357 , 7291864 , 63216673 , 3424996 , 28675467 , 909356145 , 5883970585 , 6595181176
n×2
102377782
n×3
153566673
n×4
204755564
n×5
255944455
n÷2
25594445.5
n÷3
17062963.666667
n÷3
12797222.75
n÷5
10237778.2
n2
2620302561809881
n3
1.3413038222351E+23
n4
6.8659855154274E+30
n5
3.5146218415679E+38
2 √n
7154.6412209139
3 √n
371.30024880356
4 √n
84.585112288829
5 √n
34.820511315337
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
-51188890
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 51188891 can be divided by 4 positive divisors.
The sum of these divisors (counting 51188891) is 1, the average is 0.25.
Base
System
Value
2
Binary
11000011010001010010011011
3
Ternary
10120022122221212
4
Quaternary
3003101102123
5
Quinary
101101021031
6
Senary
5025053335
8
Octal
303212233
10
Decimal
51188891
12
Duodecimal
1518724b
16
Hexadecimal
30d149b
20
Vigesimal
fjic4b
36
Base36
uh5ln
md5
8bf7eea728a5b42911f2fdf6dd58f025
sha1
767bdf06a1c12c13344266c2df7f20c784054e7c
sha256
76a32f08c0d866820ed9c37a1235d8463a00981c3e4f49d4ff1caa2f29b2edf4
sha512
5d80d3a7747ea093daa275a8d1f9310b6b048194e59a37221d628162a3f12b314058298b0ce6560b5b9830d892eea8c323985c9544b10857aa464f03f5f68fd5
ripemd-160
ce614682357e0fb7ff44767248d00dec3ec1cd67
Diameter
102377782
Circumference
321629287.82202
Area
8.2319232783644E+15
Volume
5.6184403122208E+23
Surface area
3.2927693113458E+16
Circumference
321629287.82202
Perimeter
204755564
Area
2620302561809881
Diagonal
72392023.895038
Surface area
15721815370859286
Volume
1.3413038222351E+23
Space diagonal
88661759.995105
Perimeter
153566673
Area
1.1346242920644E+15
Altitude
44330879.997553
Surface area
1.1346242920644E+15
Volume
1.5807417138898E+22
Height
24130674.631679