87012289 is an odd 8-digits composite number following 87012288
and preceding 87012290 . In scientific notation, it is written as 8.7012289 × 10^7.
The sum of its digits is 37. It has a total of 4 prime factors and 16 positive divisors.
There are 65840544 positive integers (up to 87012289) that are relatively prime to 87012289.
87012289 has 16 divisors, whose sum is 107775360
The reverse of 87012289 is 98221078
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
eighty-seven million twelve thousand two hundred eighty-nine
Scientific notation
8.7012289 × 10^7
Engineering notation
8.7012289 × 10^6
Prime Factorization
7 × 161 × 13 × 5939
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
87012289
Product of the distinct prime numbers
The prime factorization of 87012289 is 7 × 161 × 13 × 5939.
Since it has a total of 4 prime factors.
7 , 9 , 37 , 48 , 825 , 237 , 1369 , 1004 , 13436 , 60528 , 626526 , 598863 , 6134980 , 3232779 , 12080612 , 51423539 , 184319953 , 157658514 , 2619332266 , 5790195033
n×2
174024578
n×3
261036867
n×4
348049156
n×5
435061445
n÷2
43506144.5
n÷3
29004096.333333
n÷3
21753072.25
n÷5
17402457.8
n2
7571138437019521
n3
6.5878208574095E+23
n4
5.7322137232514E+31
n5
4.9877303709732E+39
2 √n
9328.0377893746
3 √n
443.12562446076
4 √n
96.581767375497
5 √n
38.718285574245
1 , 7 , 13 , 91 , 161 , 1127 , 2093 , 5939 , 14651 , 41573 , 77207 , 540449 , 956179 , 6693253 , 12430327 , 87012289
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
-87012288
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 87012289 can be divided by 16 positive divisors.
The sum of these divisors (counting 87012289) is 1, the average is 0.0625.
Base
System
Value
2
Binary
101001011111011001111000001
3
Ternary
20001201200102101
4
Quaternary
11023323033001
5
Quinary
134233343124
6
Senary
12344550401
8
Octal
513731701
10
Decimal
87012289
12
Duodecimal
25182401
16
Hexadecimal
52fb3c1
20
Vigesimal
173gae9
36
Base36
1fsz41
md5
fb4685fa85945464d4bf5c7964cf9801
sha1
f5b5a2daf45b1c4541aa2035da8ac4836dae8c7c
sha256
29d868884660cd30c025690a66a06010daf020240bf4d3b82f8f53070d46c706
sha512
0e8960cc0cfad6a5de6b4b759c5c520b0ea0d81f89e21da87ed07ba97babde494fa0c12085b8a8d7e6ea62e9714b83285d750c04ee3860b252f07474c074af48
ripemd-160
b2374f6297d44292ecaba089262341bf2c39f9fb
Diameter
174024578
Circumference
546714335.78886
Area
2.3785432893052E+16
Volume
2.7594999478404E+24
Surface area
9.5141731572207E+16
Circumference
546714335.78886
Perimeter
348049156
Area
7571138437019521
Diagonal
123053959.19693
Surface area
45426830622117126
Volume
6.5878208574095E+23
Space diagonal
150709705.43087
Perimeter
261036867
Area
3.2783991110139E+15
Altitude
75354852.715433
Surface area
3.2783991110139E+15
Volume
7.7638213358607E+22
Height
41017986.398976