51642905 is an odd 8-digits composite number following 51642904
and preceding 51642906 . In scientific notation, it is written as 5.1642905 × 10^7.
The sum of its digits is 32. It has a total of 3 prime factors and 8 positive divisors.
There are 40636800 positive integers (up to 51642905) that are relatively prime to 51642905.
51642905 has 8 divisors, whose sum is 62987784
The reverse of 51642905 is 50924615
Previous prime number is 61
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
fifty-one million six hundred forty-two thousand nine hundred five
Scientific notation
5.1642905 × 10^7
Engineering notation
5.1642905 × 10^6
Prime Factorization
5 × 61 × 169321
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
51642905
Product of the distinct prime numbers
The prime factorization of 51642905 is 5 × 61 × 169321.
Since it has a total of 3 prime factors.
1 , 9 , 2 , 42 , 137 , 847 , 8365 , 9148 , 5066 , 37116 , 827076 , 624001 , 7457254 , 5981238 , 81815960 , 28784379 , 497595017 , 276071990 , 9792620321 , 2715589033
n×2
103285810
n×3
154928715
n×4
206571620
n×5
258214525
n÷2
25821452.5
n÷3
17214301.666667
n÷3
12910726.25
n÷5
10328581
n2
2666989636839025
n3
1.3773109245126E+23
n4
7.1128337230068E+30
n5
3.6732739623803E+38
2 √n
7186.2998128383
3 √n
372.39475428554
4 √n
84.772046175837
5 √n
34.882060645684
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
-51642904
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 51642905 can be divided by 8 positive divisors.
The sum of these divisors (counting 51642905) is 1, the average is 0.125.
Base
System
Value
2
Binary
11000101000000001000011001
3
Ternary
10121011201202012
4
Quaternary
3011000020121
5
Quinary
101210033110
6
Senary
5042515305
8
Octal
305001031
10
Decimal
51642905
12
Duodecimal
15365b35
16
Hexadecimal
3140219
20
Vigesimal
g2f755
36
Base36
uqvx5
md5
8ea651d2ecb64b57e5e96ac40f8d027f
sha1
58f414fa9927a6494904bf77bf683668078fb650
sha256
a9f73849b1fbddf321a0d42c82889ffae3967e3bc5504887bfec7ae1b1111837
sha512
09c91ecb83f8253154f41f5cd46f5c8d0fa850710c456bcca1089345e57c2e48073d6bc7ca72c970f57d2b0d626570bbf1bc0e8479fa2ccfbea3e77887ee8294
ripemd-160
7078b40d15e795ff38b2dec3586c8f5771f3cc5b
Diameter
103285810
Circumference
324481941.91607
Area
8.3785950502936E+15
Volume
5.7692665095438E+23
Surface area
3.3514380201174E+16
Circumference
324481941.91607
Perimeter
206571620
Area
2666989636839025
Diagonal
73034096.651345
Surface area
16001937821034150
Volume
1.3773109245126E+23
Space diagonal
89448135.310453
Perimeter
154928715
Area
1.1548403885662E+15
Altitude
44724067.655226
Surface area
1.1548403885662E+15
Volume
1.6231764908753E+22
Height
24344698.883782