87087969 is an odd 8-digits composite number following 87087968
and preceding 87087970 . In scientific notation, it is written as 8.7087969 × 10^7.
The sum of its digits is 54. It has a total of 4 prime factors and 16 positive divisors.
There are 57231360 positive integers (up to 87087969) that are relatively prime to 87087969.
87087969 has 16 divisors, whose sum is 98156240
The reverse of 87087969 is 96978078
Previous prime number is 277
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 54
Digital Root 9
Name
eighty-seven million eighty-seven thousand nine hundred sixty-nine
Scientific notation
8.7087969 × 10^7
Engineering notation
8.7087969 × 10^6
Prime Factorization
9 × 193 × 277 × 181
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
87087969
Product of the distinct prime numbers
The prime factorization of 87087969 is 9 × 193 × 277 × 181.
Since it has a total of 4 prime factors.
1 , 5 , 21 , 53 , 524 , 916 , 40 , 368 , 90916 , 40574 , 471130 , 201712 , 9671076 , 8544884 , 63659810 , 91052177 , 300177949 , 493361697 , 8021745564 , 4254401085
n×2
174175938
n×3
261263907
n×4
348351876
n×5
435439845
n÷2
43543984.5
n÷3
29029323
n÷3
21771992.25
n÷5
17417593.8
n2
7584314344544961
n3
6.6050253252399E+23
n4
5.752182407687E+31
n5
5.0094588320299E+39
2 √n
9332.093495031
3 √n
443.25405853841
4 √n
96.602761321978
5 √n
38.725018372535
1 , 9 , 181 , 193 , 277 , 1629 , 1737 , 2493 , 34933 , 50137 , 53461 , 314397 , 451233 , 481149 , 9676441 , 87087969
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-87087968
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 87087969 can be divided by 16 positive divisors.
The sum of these divisors (counting 87087969) is 1, the average is 0.0625.
Base
System
Value
2
Binary
101001100001101101101100001
3
Ternary
20001212112020100
4
Quaternary
11030031231201
5
Quinary
134243303334
6
Senary
12350333013
8
Octal
514155541
10
Decimal
87087969
12
Duodecimal
251ba169
16
Hexadecimal
530db61
20
Vigesimal
1745ji9
36
Base36
1fuli9
md5
841296ab7a331f9903b0b85d642395ed
sha1
be88b135fa77f37ab92fc4c8aaf05f19c2866f36
sha256
2af7a37a69a77f40eec350cb2794fdefde540382a0a3cc8275d7fc65f9612ed8
sha512
c71b15500fcb4842c52ce309833e5867932eb344f00ebe2d4c4063b46c483b893afe381d71c18e8d0ae795d7c7b22e040a4f655c6f4c1f21901ecdfcc5703cc5
ripemd-160
277bbfaf0d088bd5fd113a69f4de9f9117bf9548
Diameter
174175938
Circumference
547189847.25291
Area
2.3826826227338E+16
Volume
2.7667065384731E+24
Surface area
9.5307304909353E+16
Circumference
547189847.25291
Perimeter
348351876
Area
7584314344544961
Diagonal
123160986.87933
Surface area
45505886067269766
Volume
6.6050253252399E+23
Space diagonal
150840787.03598
Perimeter
261263907
Area
3.2841044463313E+15
Altitude
75420393.517992
Surface area
3.2841044463313E+15
Volume
7.7840969956433E+22
Height
41053662.293109