87085745 is an odd 8-digits composite number following 87085744
and preceding 87085746 . In scientific notation, it is written as 8.7085745 × 10^7.
The sum of its digits is 44. It has a total of 3 prime factors and 8 positive divisors.
There are 69580656 positive integers (up to 87085745) that are relatively prime to 87085745.
87085745 has 8 divisors, whose sum is 104634816
The reverse of 87085745 is 54758078
Previous prime number is 823
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 44
Digital Root 8
Name
eighty-seven million eighty-five thousand seven hundred forty-five
Scientific notation
8.7085745 × 10^7
Engineering notation
8.7085745 × 10^6
Prime Factorization
5 × 823 × 21163
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
87085745
Product of the distinct prime numbers
The prime factorization of 87085745 is 5 × 823 × 21163.
Since it has a total of 3 prime factors.
2 , 5 , 54 , 8 , 454 , 467 , 6894 , 149 , 85175 , 38905 , 19524 , 349377 , 4312711 , 6100673 , 26979226 , 63375411 , 622201322 , 440059635 , 8521978232 , 3351002889
n×2
174171490
n×3
261257235
n×4
348342980
n×5
435428725
n÷2
43542872.5
n÷3
29028581.666667
n÷3
21771436.25
n÷5
17417149
n2
7583926982205025
n3
6.6045193127093E+23
n4
5.7515948471417E+31
n5
5.008819222015E+39
2 √n
9331.9743355841
3 √n
443.2502853214
4 √n
96.602144570315
5 √n
38.724820583285
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
-87085744
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 87085745 can be divided by 8 positive divisors.
The sum of these divisors (counting 87085745) is 1, the average is 0.125.
Base
System
Value
2
Binary
101001100001101001010110001
3
Ternary
20001212102011222
4
Quaternary
11030031022301
5
Quinary
134243220440
6
Senary
12350314425
8
Octal
514151261
10
Decimal
87085745
12
Duodecimal
251b8a15
16
Hexadecimal
530d2b1
20
Vigesimal
1745e75
36
Base36
1fujsh
md5
8759db892ac603c68eee42484a2e19de
sha1
147bf691ee9c85321c97d9bc6bed248f2dffda39
sha256
7a3116610e1b3958d49ef649abdedf464b5e4a0e4e8e344e7d4a05d0974da00f
sha512
e5e5e283ef2387632fc39847873a3a69ed4ae7677968f62571c98a63007df77839fbf9f89182b465a117ed7bc6a6ab94473198cd5a47feadda220dba5ed253bb
ripemd-160
f313598ee64605f026a0f6e6a17c4d51878a0756
Diameter
174171490
Circumference
547175873.44879
Area
2.3825609292657E+16
Volume
2.7664945804399E+24
Surface area
9.5302437170627E+16
Circumference
547175873.44879
Perimeter
348342980
Area
7583926982205025
Diagonal
123157841.66836
Surface area
45503561893230150
Volume
6.6045193127093E+23
Space diagonal
150836934.95499
Perimeter
261257235
Area
3.2839367135179E+15
Altitude
75418467.477494
Surface area
3.2839367135179E+15
Volume
7.7835006541571E+22
Height
41052613.889455