51291290 is an even 8-digits composite number following 51291289
and preceding 51291291 . In scientific notation, it is written as 5.1291290 × 10^7.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 20516512 positive integers (up to 51291290) that are relatively prime to 51291290.
51291290 has 8 divisors, whose sum is 92324340
The reverse of 51291290 is 09219215
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 29
Digital Root 2
Name
fifty-one million two hundred ninety-one thousand two hundred ninety
Scientific notation
5.1291290 × 10^7
Engineering notation
5.1291290 × 10^6
Prime Factorization
2 × 5 × 5129129
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
51291290
Product of the distinct prime numbers
The prime factorization of 51291290 is 2 × 5 × 5129129.
Since it has a total of 3 prime factors.
2 , 3 , 16 , 70 , 543 , 275 , 671 , 7300 , 59461 , 70830 , 786457 , 368185 , 709492 , 1747323 , 95327152 , 35145710 , 736440104 , 903657902 , 5962237859 , 1581799434
n×2
102582580
n×3
153873870
n×4
205165160
n×5
256456450
n÷2
25645645
n÷3
17097096.666667
n÷3
12822822.5
n÷5
10258258
n2
2630796429864100
n3
1.3493694261512E+23
n4
6.9210898553857E+30
n5
3.5499162688865E+38
2 √n
7161.79376972
3 √n
371.54766869706
4 √n
84.627381914602
5 √n
34.83443127269
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
-51291289
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 51291290 can be divided by 8 positive divisors.
The sum of these divisors (counting 51291290) is 1, the average is 0.125.
Base
System
Value
2
Binary
11000011101010010010011010
3
Ternary
10120111212102102
4
Quaternary
3003222102122
5
Quinary
101112310130
6
Senary
5031203402
8
Octal
303522232
10
Decimal
51291290
12
Duodecimal
15216562
16
Hexadecimal
30ea49a
20
Vigesimal
g0b84a
36
Base36
ujcm2
md5
c348ac194dc67e5000c418f01aa1590e
sha1
a2933cd56f69ed92d98e8a6d68272e771596b60b
sha256
211d83c8a2f05cd5eaf14420f5c274f68339325c01cabad54a0ce496de2082ad
sha512
8c0b0249c55d2287f9e12da98a472973a6ec56716ba233a2ac0a136d062657dc26420afc999c1c95c19ac7d4a816e0d4456788f691f96509a21fe9e5f93f3c3e
ripemd-160
61f7640d925460f61fcc1e2b0689f0ca9be9198d
Diameter
102582580
Circumference
322272679.71429
Area
8.2648907371513E+15
Volume
5.6522254349006E+23
Surface area
3.3059562948605E+16
Circumference
322272679.71429
Perimeter
205165160
Area
2630796429864100
Diagonal
72536837.949612
Surface area
15784778579184600
Volume
1.3493694261512E+23
Space diagonal
88839120.265749
Perimeter
153873870
Area
1.1391682702239E+15
Altitude
44419560.132875
Surface area
1.1391682702239E+15
Volume
1.5902471192622E+22
Height
24178945.983204