51291278 is an even 8-digits composite number following 51291277
and preceding 51291279 . In scientific notation, it is written as 5.1291278 × 10^7.
The sum of its digits is 35. It has a total of 4 prime factors and 16 positive divisors.
There are 23961216 positive integers (up to 51291278) that are relatively prime to 51291278.
51291278 has 16 divisors, whose sum is 82056240
The reverse of 51291278 is 87219215
Previous prime number is 139
Is Prime? no
Number parity even
Number length 8
Sum of Digits 35
Digital Root 8
Name
fifty-one million two hundred ninety-one thousand two hundred seventy-eight
Scientific notation
5.1291278 × 10^7
Engineering notation
5.1291278 × 10^6
Prime Factorization
2 × 17 × 139 × 10853
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
51291278
Product of the distinct prime numbers
The prime factorization of 51291278 is 2 × 17 × 139 × 10853.
Since it has a total of 4 prime factors.
6 , 5 , 76 , 85 , 938 , 73 , 7306 , 6642 , 74875 , 99773 , 933155 , 424331 , 731745 , 1123464 , 8542533 , 7254583 , 227092147 , 611861441 , 3212670930 , 8645970219
n×2
102582556
n×3
153873834
n×4
205165112
n×5
256456390
n÷2
25645639
n÷3
17097092.666667
n÷3
12822819.5
n÷5
10258255.6
n2
2630795198873284
n3
1.3493684790647E+23
n4
6.9210833784147E+30
n5
3.5499121162345E+38
2 √n
7161.792931941
3 √n
371.54763972156
4 √n
84.627376964792
5 √n
34.834429642732
1 , 2 , 17 , 34 , 139 , 278 , 2363 , 4726 , 10853 , 21706 , 184501 , 369002 , 1508567 , 3017134 , 25645639 , 51291278
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-51291277
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 51291278 can be divided by 16 positive divisors.
The sum of these divisors (counting 51291278) is 1, the average is 0.0625.
Base
System
Value
2
Binary
11000011101010010010001110
3
Ternary
10120111212101222
4
Quaternary
3003222102032
5
Quinary
101112310103
6
Senary
5031203342
8
Octal
303522216
10
Decimal
51291278
12
Duodecimal
15216552
16
Hexadecimal
30ea48e
20
Vigesimal
g0b83i
36
Base36
ujclq
md5
687656157922e3c2b2c205e7e9cc9337
sha1
9977ddd9cfc13391c48832f750f48a620097f8be
sha256
25d07bbeb84c677675f673d1a4e629f339f98c7536f18fc38dad4704f0a8c62f
sha512
3280d85d0e35ce7adedcbef3781cb0533c614c07b19813ce4dd9b0790836b9415d15077e5ddc2d9dd0473046eb1dd30d7d43247093cf2d1dd7a0ce63d35b6fc2
ripemd-160
94c6c7899d4801974faf88188e6ba6eea52ee548
Diameter
102582556
Circumference
322272604.31606
Area
8.2648868698796E+15
Volume
5.6522214677539E+23
Surface area
3.3059547479518E+16
Circumference
322272604.31606
Perimeter
205165112
Area
2630795198873284
Diagonal
72536820.979049
Surface area
15784771193239704
Volume
1.3493684790647E+23
Space diagonal
88839099.48114
Perimeter
153873834
Area
1.1391677371892E+15
Altitude
44419549.74057
Surface area
1.1391677371892E+15
Volume
1.5902460031101E+22
Height
24178940.32635