87130286 is an even 8-digits composite number following 87130285
and preceding 87130287 . In scientific notation, it is written as 8.7130286 × 10^7.
The sum of its digits is 35. It has a total of 2 prime factors and 4 positive divisors.
There are 43565142 positive integers (up to 87130286) that are relatively prime to 87130286.
87130286 has 4 divisors, whose sum is 130695432
The reverse of 87130286 is 68203178
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 35
Digital Root 8
Name
eighty-seven million one hundred thirty thousand two hundred eighty-six
Scientific notation
8.7130286 × 10^7
Engineering notation
8.7130286 × 10^6
Prime Factorization
2 × 43565143
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
87130286
Product of the distinct prime numbers
The prime factorization of 87130286 is 2 × 43565143.
Since it has a total of 2 prime factors.
7 , 3 , 13 , 9 , 375 , 412 , 4385 , 2600 , 55612 , 79466 , 513915 , 395102 , 3159990 , 6604318 , 85967748 , 1629643 , 196875792 , 182592287 , 4550057852 , 1284016162
n×2
174260572
n×3
261390858
n×4
348521144
n×5
435651430
n÷2
43565143
n÷3
29043428.666667
n÷3
21782571.5
n÷5
17426057.2
n2
7591686738441796
n3
6.6146583674284E+23
n4
5.7633707534633E+31
n5
5.0216414207329E+39
2 √n
9334.3605030018
3 √n
443.32584091709
4 √n
96.614494269762
5 √n
38.728781023574
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-87130285
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 87130286 can be divided by 4 positive divisors.
The sum of these divisors (counting 87130286) is 1, the average is 0.25.
Base
System
Value
2
Binary
101001100011000000010101110
3
Ternary
20001221200021122
4
Quaternary
11030120002232
5
Quinary
134301132121
6
Senary
12351300542
8
Octal
514300256
10
Decimal
87130286
12
Duodecimal
2521a752
16
Hexadecimal
53180ae
20
Vigesimal
174b5e6
36
Base36
1fvi5q
md5
f39466f6450bd9503ca38b2164498d6f
sha1
6bf45f1dcd4f34969cde7a42de313c3b8327ee52
sha256
c58dc2e6c6142297e9cce1293839b48431e0fcbf7fb92e816e0b4f25e11d7956
sha512
f4c0ccff1cb8ffc6af878dc557a521527a8c2862a22c27ffb6f91c633ed3d3dbc8740e1214ecd29e40834b05a4c371f894158c594f6acbe1ed9834b5d8069399
ripemd-160
92014319f560a632292b8fcd7f5a429d396aac8d
Diameter
174260572
Circumference
547455732.80556
Area
2.3849987285844E+16
Volume
2.7707416177492E+24
Surface area
9.5399949143375E+16
Circumference
547455732.80556
Perimeter
348521144
Area
7591686738441796
Diagonal
123220832.15465
Surface area
45550120430650776
Volume
6.6146583674284E+23
Space diagonal
150914082.23001
Perimeter
261390858
Area
3.287296786532E+15
Altitude
75457041.115004
Surface area
3.287296786532E+15
Volume
7.7954496447349E+22
Height
41073610.718216