51309904 is an even 8-digits composite number following 51309903
and preceding 51309905 . In scientific notation, it is written as 5.1309904 × 10^7.
The sum of its digits is 31. It has a total of 6 prime factors and 20 positive divisors.
There are 25469280 positive integers (up to 51309904) that are relatively prime to 51309904.
51309904 has 20 divisors, whose sum is 100132480
The reverse of 51309904 is 40990315
Previous prime number is 139
Is Prime? no
Number parity even
Number length 8
Sum of Digits 31
Digital Root 4
Name
fifty-one million three hundred nine thousand nine hundred four
Scientific notation
5.1309904 × 10^7
Engineering notation
5.1309904 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 139 × 23071
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
6413738
Product of the distinct prime numbers
The prime factorization of 51309904 is 2 × 2 × 2 × 2 × 139 × 23071.
Since it has a total of 6 prime factors.
4 , 7 , 37 , 77 , 575 , 882 , 4790 , 749 , 35562 , 40530 , 313224 , 113637 , 8494660 , 9429210 , 52627494 , 33542897 , 490702409 , 413488808 , 2574967150 , 1749737977
n×2
102619808
n×3
153929712
n×4
205239616
n×5
256549520
n÷2
25654952
n÷3
17103301.333333
n÷3
12827476
n÷5
10261980.8
n2
2632706248489216
n3
1.3508390487018E+23
n4
6.9311421908342E+30
n5
3.5563624042205E+38
2 √n
7163.0931866059
3 √n
371.59260908786
4 √n
84.635058850372
5 √n
34.836959241861
1 , 2 , 4 , 8 , 16 , 139 , 278 , 556 , 1112 , 2224 , 23071 , 46142 , 92284 , 184568 , 369136 , 3206869 , 6413738 , 12827476 , 25654952 , 51309904
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-51309903
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 51309904 can be divided by 20 positive divisors.
The sum of these divisors (counting 51309904) is 1, the average is 0.05.
Base
System
Value
2
Binary
11000011101110110101010000
3
Ternary
10120112210221211
4
Quaternary
3003232311100
5
Quinary
101113404104
6
Senary
5031425504
8
Octal
303566520
10
Decimal
51309904
12
Duodecimal
15225294
16
Hexadecimal
30eed50
20
Vigesimal
g0def4
36
Base36
ujqz4
md5
d569fc869460b5782a6efd2a46d8da9b
sha1
723c5eebe32a424fd0fbfdeba2a8b4a6a4fde105
sha256
f1f70e9a69f28dc93c89723a5f2ced4bb5363ebe39e2d951e29801bde046b9ad
sha512
ab3a5fb870d955ee4407a626517bedd5c45d15ce9ccc6a2412620b359de7010d7eae886402b9cd17f59b1a2dfd77cc804d6cf53590c2dfe2c4da1b8e9690f51f
ripemd-160
7601a2b4b3599effd338dc6ec44f431f2e691646
Diameter
102619808
Circumference
322389634.9256
Area
8.2708906093137E+15
Volume
5.6583813754451E+23
Surface area
3.3083562437255E+16
Circumference
322389634.9256
Perimeter
205239616
Area
2632706248489216
Diagonal
72563162.120862
Surface area
15796237490935296
Volume
1.3508390487018E+23
Space diagonal
88871360.659482
Perimeter
153929712
Area
1.1399952459468E+15
Altitude
44435680.329741
Surface area
1.1399952459468E+15
Volume
1.5919790860477E+22
Height
24187720.706954