87130243 is an odd 8-digits composite number following 87130242
and preceding 87130244 . In scientific notation, it is written as 8.7130243 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 84319560 positive integers (up to 87130243) that are relatively prime to 87130243.
87130243 has 4 divisors, whose sum is 89940928
The reverse of 87130243 is 34203178
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
eighty-seven million one hundred thirty thousand two hundred forty-three
Scientific notation
8.7130243 × 10^7
Engineering notation
8.7130243 × 10^6
Prime Factorization
31 × 2810653
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
87130243
Product of the distinct prime numbers
The prime factorization of 87130243 is 31 × 2810653.
Since it has a total of 2 prime factors.
6 , 3 , 96 , 10 , 92 , 400 , 8644 , 123 , 71638 , 41252 , 607358 , 651318 , 2838783 , 4835709 , 36931246 , 31198306 , 681438501 , 190668133 , 9197573844 , 7389556757
n×2
174260486
n×3
261390729
n×4
348520972
n×5
435651215
n÷2
43565121.5
n÷3
29043414.333333
n÷3
21782560.75
n÷5
17426048.6
n2
7591679245239049
n3
6.6146485741573E+23
n4
5.7633593762593E+31
n5
5.021629029498E+39
2 √n
9334.3581996836
3 √n
443.32576798793
4 √n
96.614482349612
5 √n
38.728777200936
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
-87130242
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 87130243 can be divided by 4 positive divisors.
The sum of these divisors (counting 87130243) is 1, the average is 0.25.
Base
System
Value
2
Binary
101001100011000000010000011
3
Ternary
20001221200020001
4
Quaternary
11030120002003
5
Quinary
134301131433
6
Senary
12351300431
8
Octal
514300203
10
Decimal
87130243
12
Duodecimal
2521a717
16
Hexadecimal
5318083
20
Vigesimal
174b5c3
36
Base36
1fvi4j
md5
a67889aa72e34427742e3b7f4c60066c
sha1
3716c5356eb0ecbe3c0149e17a4e94808b8309fe
sha256
0cd4a63dfeff4d18c71727e1dd8638740d9296ab1f65213dfc152df949c44e17
sha512
e471e36f3d4983e5b74e60caddfb8f55e02f62e5d8bbf166ac56c5ff15c129f988bcbffdb53e79595a1b62e032ef03f81bd6420ab68394eb2d488371fd11a90b
ripemd-160
a21ba1caa20f1c75ec51d8c3507801174c1970e1
Diameter
174260486
Circumference
547455462.62859
Area
2.3849963745253E+16
Volume
2.7707375155535E+24
Surface area
9.5399854981012E+16
Circumference
547455462.62859
Perimeter
348520972
Area
7591679245239049
Diagonal
123220771.34346
Surface area
45550075471434294
Volume
6.6146485741573E+23
Space diagonal
150914007.75182
Perimeter
261390729
Area
3.28729354188E+15
Altitude
75457003.875911
Surface area
3.28729354188E+15
Volume
7.7954381032543E+22
Height
41073590.447821