87130285 is an odd 8-digits composite number following 87130284
and preceding 87130286 . In scientific notation, it is written as 8.7130285 × 10^7.
The sum of its digits is 34. It has a total of 5 prime factors and 24 positive divisors.
There are 62531040 positive integers (up to 87130285) that are relatively prime to 87130285.
87130285 has 24 divisors, whose sum is 116444160
The reverse of 87130285 is 58203178
Previous prime number is 79
Is Prime? no Number parity odd Number length 8 Sum of Digits 34 Digital Root 7
Name
eighty-seven million one hundred thirty thousand two hundred eighty-five
Scientific notation
8.7130285 × 10^7
Engineering notation
8.7130285 × 10^6
Prime Factorization
5 × 11 × 11 × 79 × 1823
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
7920935 Product of the distinct prime numbers
The prime factorization of 87130285 is 5 × 11 × 11 × 79 × 1823.
Since it has a total of 5 prime factors.
7 , 6 , 42 , 92 , 172 , 45 , 3280 , 8456 , 46872 , 33206 , 362736 , 920999 , 9550724 , 8139348 , 88457005 , 5149446 , 221474464 , 240700729 , 7737207986 , 7744793744
n×2
174260570
n×3
261390855
n×4
348521140
n×5
435651425
n÷2
43565142.5
n÷3
29043428.333333
n÷3
21782571.25
n÷5
17426057
n2
7591686564181225
n3
6.6146581396778E+23
n4
5.763370488877E+31
n5
5.0216411325644E+39
2 √n9334.3604494363
3 √n443.32583922106
4 √n96.614493992549
5 √n38.728780934676
1 , 5 , 11 , 55 , 79 , 121 , 395 , 605 , 869 , 1823 , 4345 , 9115 , 9559 , 20053 , 47795 , 100265 , 144017 , 220583 , 720085 , 1102915 , 1584187 , 7920935 , 17426057 , 87130285
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
-87130284 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 87130285 can be divided by 24 positive divisors.
The sum of these divisors (counting 87130285) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
101001100011000000010101101
3
Ternary
20001221200021121
4
Quaternary
11030120002231
5
Quinary
134301132120
6
Senary
12351300541
8
Octal
514300255
10
Decimal
87130285
12
Duodecimal
2521a751
16
Hexadecimal
53180ad
20
Vigesimal
174b5e5
36
Base36
1fvi5p
md5
d5260a41c822189d9779fd8e802d0a66
sha1
896f3d99979a13d67ce3b24ba32fe9e6f02cbeda
sha256
83376ee8b74de32653019bce591013c9c20994d75e91b1274979b21d0f669649
sha512
57c075a3371349e327a134be05f72c8d7381fede345d2fad4c1e7555405353cbe71fa628032fa0f8c883dddf94c740d5ec1a6e30440a174a87507d3e001254fe
ripemd-160
9300c01433cf4363c423bb42dc449a67695366fb
Diameter
174260570
Circumference
547455726.52237
Area
2.3849986738388E+16
Volume
2.7707415223493E+24
Surface area
9.5399946953552E+16
Circumference
547455726.52237
Perimeter
348521140
Area
7591686564181225
Diagonal
123220830.74043
Surface area
45550119385087350
Volume
6.6146581396778E+23
Space diagonal
150914080.49796
Perimeter
261390855
Area
3.287296711075E+15
Altitude
75457040.248978
Surface area
3.287296711075E+15
Volume
7.7954493763283E+22
Height
41073610.246811