87087861 is an odd 8-digits composite number following 87087860
and preceding 87087862 . In scientific notation, it is written as 8.7087861 × 10^7.
The sum of its digits is 45. It has a total of 3 prime factors and 8 positive divisors.
There are 49248000 positive integers (up to 87087861) that are relatively prime to 87087861.
87087861 has 8 divisors, whose sum is 116182304
The reverse of 87087861 is 16878078
Previous prime number is 2037
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
eighty-seven million eighty-seven thousand eight hundred sixty-one
Scientific notation
8.7087861 × 10^7
Engineering notation
8.7087861 × 10^6
Prime Factorization
3 × 2037 × 14251
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
87087861
Product of the distinct prime numbers
The prime factorization of 87087861 is 3 × 2037 × 14251.
Since it has a total of 3 prime factors.
10 , 9 , 55 , 44 , 59 , 526 , 8606 , 49 , 85426 , 40126 , 220993 , 24907 , 9727374 , 676802 , 21785119 , 20208746 , 395870206 , 588342379 , 9888823773 , 570411740
n×2
174175722
n×3
261263583
n×4
348351444
n×5
435439305
n÷2
43543930.5
n÷3
29029287
n÷3
21771965.25
n÷5
17417572.2
n2
7584295533555321
n3
6.6050007520919E+23
n4
5.7521538740307E+31
n5
5.009427770322E+39
2 √n
9332.0877085463
3 √n
443.25387530813
4 √n
96.60273137208
5 √n
38.725008767755
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-87087860
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 87087861 can be divided by 8 positive divisors.
The sum of these divisors (counting 87087861) is 1, the average is 0.125.
Base
System
Value
2
Binary
101001100001101101011110101
3
Ternary
20001212112002100
4
Quaternary
11030031223311
5
Quinary
134243302421
6
Senary
12350332313
8
Octal
514155365
10
Decimal
87087861
12
Duodecimal
251ba099
16
Hexadecimal
530daf5
20
Vigesimal
1745jd1
36
Base36
1fulf9
md5
ea096d383fcb1e568a1841c9e10e516e
sha1
37203f770681f502d56fbebd82a79992923203f4
sha256
340ebee14b2708ddc41caac642de62f8f1c80e955f08b307eb507f8f21c23d81
sha512
1d376bb3cc192800e228c54b116861f0acf1b7dd5da84ab42430ff04495826baeb52cab23b55d558d9e4b00d432c05dcf7d79a98c43fe4bade11eb7d01f9660e
ripemd-160
5938ae9ab0606cdeaf80cd63931c04f32085268f
Diameter
174175722
Circumference
547189168.6689
Area
2.3826767130871E+16
Volume
2.7666962452969E+24
Surface area
9.5307068523485E+16
Circumference
547189168.6689
Perimeter
348351444
Area
7584295533555321
Diagonal
123160834.14426
Surface area
45505773201331926
Volume
6.6050007520919E+23
Space diagonal
150840599.9745
Perimeter
261263583
Area
3.2840963009339E+15
Altitude
75420299.987248
Surface area
3.2840963009339E+15
Volume
7.7840680359107E+22
Height
41053611.381421