51091808 is an even 8-digits composite number following 51091807
and preceding 51091809 . In scientific notation, it is written as 5.1091808 × 10^7.
The sum of its digits is 32. It has a total of 7 prime factors and 24 positive divisors.
There are 25467904 positive integers (up to 51091808) that are relatively prime to 51091808.
51091808 has 24 divisors, whose sum is 100894248
The reverse of 51091808 is 80819015
Previous prime number is 353
Is Prime? no
Number parity even
Number length 8
Sum of Digits 32
Digital Root 5
Name
fifty-one million ninety-one thousand eight hundred eight
Scientific notation
5.1091808 × 10^7
Engineering notation
5.1091808 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2 × 353 × 4523
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
7
Total number of prime factors
rad
Radical
3193238
Product of the distinct prime numbers
The prime factorization of 51091808 is 2 × 2 × 2 × 2 × 2 × 353 × 4523.
Since it has a total of 7 prime factors.
6 , 3 , 46 , 47 , 673 , 162 , 2564 , 6600 , 54584 , 22318 , 900882 , 230175 , 3617670 , 4920756 , 45971223 , 55517413 , 82926256 , 137912754 , 499267293 , 27693938
n×2
102183616
n×3
153275424
n×4
204367232
n×5
255459040
n÷2
25545904
n÷3
17030602.666667
n÷3
12772952
n÷5
10218361.6
n2
2610372844708864
n3
1.3336866819028E+23
n4
6.8140463883934E+30
n5
3.4814194977889E+38
2 √n
7147.8533840587
3 √n
371.06536870989
4 √n
84.544978467433
5 √n
34.807293419523
1 , 2 , 4 , 8 , 16 , 32 , 353 , 706 , 1412 , 2824 , 4523 , 5648 , 9046 , 11296 , 18092 , 36184 , 72368 , 144736 , 1596619 , 3193238 , 6386476 , 12772952 , 25545904 , 51091808
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-51091807
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 51091808 can be divided by 24 positive divisors.
The sum of these divisors (counting 51091808) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
11000010111001100101100000
3
Ternary
10120010201210012
4
Quaternary
3002321211200
5
Quinary
101034414213
6
Senary
5023024052
8
Octal
302714540
10
Decimal
51091808
12
Duodecimal
1513b028
16
Hexadecimal
30b9960
20
Vigesimal
fj69a8
36
Base36
uf2ow
md5
eabc08058103a17e8342b5e85bb53b56
sha1
a9e3fc7c087e7f1254e46d74f96c6b95bfd0f0bb
sha256
0e01f436755685b25d33a9fb505c00d9c6b06c240d69c53d799e8071d6310564
sha512
5bfc5d19dfd02d333ba6613951d97b05559525de081f79af24de7f784906f5cc2061cf4d8be7a4279619290acb540d604e737c2d553ce9a45eb20b4933739b00
ripemd-160
4a4b7967ca3c2f4438c9e6fc4a1ec48fce40b576
Diameter
102183616
Circumference
321019297.34284
Area
8.2007281520677E+15
Volume
5.5865337094085E+23
Surface area
3.2802912608271E+16
Circumference
321019297.34284
Perimeter
204367232
Area
2610372844708864
Diagonal
72254727.799762
Surface area
15662237068253184
Volume
1.3336866819028E+23
Space diagonal
88493607.306554
Perimeter
153275424
Area
1.1303245984335E+15
Altitude
44246803.653277
Surface area
1.1303245984335E+15
Volume
1.5717648279194E+22
Height
24084909.266587