85185561 is an odd 8-digits composite number following 85185560
and preceding 85185562 . In scientific notation, it is written as 8.5185561 × 10^7.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 56654640 positive integers (up to 85185561) that are relatively prime to 85185561.
85185561 has 8 divisors, whose sum is 113852224
The reverse of 85185561 is 16558158
Previous prime number is 421
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
eighty-five million one hundred eighty-five thousand five hundred sixty-one
Scientific notation
8.5185561 × 10^7
Engineering notation
8.5185561 × 10^6
Prime Factorization
3 × 421 × 67447
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
85185561
Product of the distinct prime numbers
The prime factorization of 85185561 is 3 × 421 × 67447.
Since it has a total of 3 prime factors.
9 , 5 , 14 , 70 , 77 , 372 , 2967 , 9648 , 30504 , 72931 , 415917 , 474805 , 1522057 , 9328361 , 31487179 , 25773563 , 662662966 , 302854153 , 576385370 , 9358320176
n×2
170371122
n×3
255556683
n×4
340742244
n×5
425927805
n÷2
42592780.5
n÷3
28395187
n÷3
21296390.25
n÷5
17037112.2
n2
7256579802884721
n3
6.1815582145E+23
n4
5.2657950435634E+31
n5
4.4856970489697E+39
2 √n
9229.6024291407
3 √n
440.00268765576
4 √n
96.070819862957
5 √n
38.554333306396
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
-85185560
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 85185561 can be divided by 8 positive divisors.
The sum of these divisors (counting 85185561) is 1, the average is 0.125.
Base
System
Value
2
Binary
101000100111101010000011001
3
Ternary
12221021212121210
4
Quaternary
11010331100121
5
Quinary
133301414221
6
Senary
12241453333
8
Octal
504752031
10
Decimal
85185561
12
Duodecimal
24641249
16
Hexadecimal
513d419
20
Vigesimal
16c83i1
36
Base36
1eptll
md5
22063f235c99dc9a38b2f67c191df7e8
sha1
d358211232aeb177265d3825d7fcfc24911f2f6e
sha256
ecdbbf61de0b7305aacace96319f98444e24080d4fef4364c6835b9121931f48
sha512
ee910b9637ee35a039dd86e00b9391949be43988fc5e21c1760be0a0d49c4ec184ed51b67128c95f4a2801990ce9856951762c24ac4c38a6fe601b02160628b3
ripemd-160
adaf7f7bd7cb26920b538aaef7cfef8fb0ba2411
Diameter
170371122
Circumference
535236665.25905
Area
2.2797217798931E+16
Volume
2.5893250499215E+24
Surface area
9.1188871195723E+16
Circumference
535236665.25905
Perimeter
340742244
Area
7256579802884721
Diagonal
120470575.68456
Surface area
43539478817308326
Volume
6.1815582145E+23
Space diagonal
147545719.72326
Perimeter
255556683
Area
3.1421912269436E+15
Altitude
73772859.861629
Surface area
3.1421912269436E+15
Volume
7.2850362196206E+22
Height
40156858.56152