85181805 is an odd 8-digits composite number following 85181804
and preceding 85181806 . In scientific notation, it is written as 8.5181805 × 10^7.
The sum of its digits is 36. It has a total of 4 prime factors and 16 positive divisors.
There are 43868160 positive integers (up to 85181805) that are relatively prime to 85181805.
85181805 has 16 divisors, whose sum is 90116208
The reverse of 85181805 is 50818158
Previous prime number is 337
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
eighty-five million one hundred eighty-one thousand eight hundred five
Scientific notation
8.5181805 × 10^7
Engineering notation
8.5181805 × 10^6
Prime Factorization
45 × 41 × 337 × 137
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
85181805
Product of the distinct prime numbers
The prime factorization of 85181805 is 45 × 41 × 337 × 137.
Since it has a total of 4 prime factors.
4 , 3 , 66 , 4 , 240 , 815 , 9705 , 9506 , 9701 , 66573 , 812805 , 278940 , 9726045 , 2498259 , 72639848 , 87205477 , 84408320 , 579152506 , 8635181105 , 4573771082
n×2
170363610
n×3
255545415
n×4
340727220
n×5
425909025
n÷2
42590902.5
n÷3
28393935
n÷3
21295451.25
n÷5
17036361
n2
7255939903058025
n3
6.1807405791401E+23
n4
5.264866387679E+31
n5
4.4847082198632E+39
2 √n
9229.3989511777
3 √n
439.99622069757
4 √n
96.069760857294
5 √n
38.553993313026
1 , 41 , 45 , 137 , 337 , 1845 , 5617 , 6165 , 13817 , 15165 , 46169 , 252765 , 621765 , 1892929 , 2077605 , 85181805
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
-85181804
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 85181805 can be divided by 16 positive divisors.
The sum of these divisors (counting 85181805) is 1, the average is 0.0625.
Base
System
Value
2
Binary
101000100111100010101101101
3
Ternary
12221021200110200
4
Quaternary
11010330111231
5
Quinary
133301304210
6
Senary
12241424113
8
Octal
504742555
10
Decimal
85181805
12
Duodecimal
2463b039
16
Hexadecimal
513c56d
20
Vigesimal
16c7ea5
36
Base36
1epqp9
md5
de48b3a9156def6b1cc755096724cb87
sha1
1bb9e56b9a7bfb2aa18ee6235cce8de835ecca70
sha256
6c331a9eaa826e4497c4f4812e203625465439f3f1039f2ce257b2a7ee575f7c
sha512
2b7534ac3c54204e0756801fa7fa02ed6f2c6aec0a4628b019b8a8fab5c45bde7bb23ab337fd32826685116e76d6d5611e28aea8479c432792e76ca9e9b2d89c
ripemd-160
c34a096412674de9040bba31c24a8b582dd8696a
Diameter
170363610
Circumference
535213065.61504
Area
2.2795207494336E+16
Volume
2.5889825596228E+24
Surface area
9.1180829977345E+16
Circumference
535213065.61504
Perimeter
340727220
Area
7255939903058025
Diagonal
120465263.89842
Surface area
43535639418348150
Volume
6.1807405791401E+23
Space diagonal
147539214.14042
Perimeter
255545415
Area
3.1419141421907E+15
Altitude
73769607.070212
Surface area
3.1419141421907E+15
Volume
7.284072627108E+22
Height
40155087.96614