87078081 is an odd 8-digits composite number following 87078080
and preceding 87078082 . In scientific notation, it is written as 8.7078081 × 10^7.
The sum of its digits is 39. It has a total of 2 prime factors and 4 positive divisors.
There are 58052052 positive integers (up to 87078081) that are relatively prime to 87078081.
87078081 has 4 divisors, whose sum is 116104112
The reverse of 87078081 is 18087078
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
eighty-seven million seventy-eight thousand eighty-one
Scientific notation
8.7078081 × 10^7
Engineering notation
8.7078081 × 10^6
Prime Factorization
3 × 29026027
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
87078081
Product of the distinct prime numbers
The prime factorization of 87078081 is 3 × 29026027.
Since it has a total of 2 prime factors.
2 , 7 , 92 , 99 , 244 , 247 , 6894 , 672 , 30699 , 43071 , 44234 , 638719 , 8968163 , 7267654 , 60386925 , 38929173 , 220206116 , 547560549 , 470619473 , 2840807786
n×2
174156162
n×3
261234243
n×4
348312324
n×5
435390405
n÷2
43539040.5
n÷3
29026027
n÷3
21769520.25
n÷5
17415616.2
n2
7582592190642561
n3
6.6027757696674E+23
n4
5.7495704329594E+31
n5
5.0066155987644E+39
2 √n
9331.56369533
3 √n
443.23728216057
4 √n
96.600019126965
5 √n
38.724138962032
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
-87078080
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 87078081 can be divided by 4 positive divisors.
The sum of these divisors (counting 87078081) is 1, the average is 0.25.
Base
System
Value
2
Binary
101001100001011010011000001
3
Ternary
20001212000200010
4
Quaternary
11030023103001
5
Quinary
134242444311
6
Senary
12350215133
8
Octal
514132301
10
Decimal
87078081
12
Duodecimal
251b44a9
16
Hexadecimal
530b4c1
20
Vigesimal
1744f41
36
Base36
1fudvl
md5
0b16b70f951b1c1d0c55120b590eea14
sha1
6845da78a949c53d2653ccc34cbf6c11b43299bf
sha256
b42e1185d2b7ff4d66e2a793b7444f760d0def87d26027625837b4daabe53435
sha512
bb052f900d95b91e93cb9520949b952754bc58f714dfc45adb3a9a798e971f4463c6c4ab406857f4fe12a0e55488df7e4dd15356450f8fbb1c226b5dccebeecb
ripemd-160
b90acd063e142d314a6c63be9e32820fa7b9161f
Diameter
174156162
Circumference
547127719.11659
Area
2.382141592129E+16
Volume
2.7657642468384E+24
Surface area
9.528566368516E+16
Circumference
547127719.11659
Perimeter
348312324
Area
7582592190642561
Diagonal
123147003.13562
Surface area
45495553143855366
Volume
6.6027757696674E+23
Space diagonal
150823660.5176
Perimeter
261234243
Area
3.283358731817E+15
Altitude
75411830.258799
Surface area
3.283358731817E+15
Volume
7.7814458689767E+22
Height
41049001.045208