81132010 is an even 8-digits composite number following 81132009
and preceding 81132011 . In scientific notation, it is written as 8.1132010 × 10^7.
The sum of its digits is 16. It has a total of 4 prime factors and 16 positive divisors.
There are 32430016 positive integers (up to 81132010) that are relatively prime to 81132010.
81132010 has 16 divisors, whose sum is 146140200
The reverse of 81132010 is 01023118
Previous prime number is 2909
Is Prime? no
Number parity even
Number length 8
Sum of Digits 16
Digital Root 7
Name
eighty-one million one hundred thirty-two thousand ten
Scientific notation
8.1132010 × 10^7
Engineering notation
8.1132010 × 10^6
Prime Factorization
2 × 5 × 2909 × 2789
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
81132010
Product of the distinct prime numbers
The prime factorization of 81132010 is 2 × 5 × 2909 × 2789.
Since it has a total of 4 prime factors.
9 , 4 , 79 , 66 , 81 , 437 , 6153 , 9897 , 78129 , 45059 , 18092 , 395002 , 6527791 , 727958 , 62446184 , 45035532 , 69917556 , 388993820 , 5135695782 , 1743975583
n×2
162264020
n×3
243396030
n×4
324528040
n×5
405660050
n÷2
40566005
n÷3
27044003.333333
n÷3
20283002.5
n÷5
16226402
n2
6582403046640100
n3
5.3404358980404E+23
n4
4.3328029868417E+31
n5
3.5152901525647E+39
2 √n
9007.3309032143
3 √n
432.90979458484
4 √n
94.90695919275
5 √n
38.180221808337
1 , 2 , 5 , 10 , 2789 , 2909 , 5578 , 5818 , 13945 , 14545 , 27890 , 29090 , 8113201 , 16226402 , 40566005 , 81132010
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
-81132009
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 81132010 can be divided by 16 positive divisors.
The sum of these divisors (counting 81132010) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100110101011111100111101010
3
Ternary
12122122221012021
4
Quaternary
10311133213222
5
Quinary
131232211020
6
Senary
12014535054
8
Octal
465374752
10
Decimal
81132010
12
Duodecimal
2320748a
16
Hexadecimal
4d5f9ea
20
Vigesimal
1571a0a
36
Base36
1caxuy
md5
5b48cc5343e2651bf1e3b2ffe28de56f
sha1
f91e1e233263170c6fa33b6143fd2380dbfe0a54
sha256
a935de77df4ab47baff7f2d8a1c0ec80e097cb9d8bb22b60b94375c6cde27dda
sha512
e5c6a6bf2c51b789973e2c3adcb76cac5d04860f1b2e919f9ff663487707a66d4df36abfd9788919020a84c1c6b842a9fe6b3e0e40dcf0300050859e4fa60a28
ripemd-160
a813297e6b08d63982107e6a71823372ae7f3eff
Diameter
162264020
Circumference
509767453.17395
Area
2.0679229054292E+16
Volume
2.2369965579001E+24
Surface area
8.2716916217166E+16
Circumference
509767453.17395
Perimeter
324528040
Area
6582403046640100
Diagonal
114737988.88459
Surface area
39494418279840600
Volume
5.3404358980404E+23
Space diagonal
140524763.44019
Perimeter
243396030
Area
2.8502641281692E+15
Altitude
70262381.720093
Surface area
2.8502641281692E+15
Volume
6.2937640633273E+22
Height
38245996.294863