85018081 is an odd 8-digits composite number following 85018080
and preceding 85018082 . In scientific notation, it is written as 8.5018081 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 84351120 positive integers (up to 85018081) that are relatively prime to 85018081.
85018081 has 8 divisors, whose sum is 85688064
The reverse of 85018081 is 18081058
Previous prime number is 461
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
eighty-five million eighteen thousand eighty-one
Scientific notation
8.5018081 × 10^7
Engineering notation
8.5018081 × 10^6
Prime Factorization
827 × 461 × 223
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
85018081
Product of the distinct prime numbers
The prime factorization of 85018081 is 827 × 461 × 223.
Since it has a total of 3 prime factors.
3 , 8 , 80 , 72 , 519 , 478 , 8589 , 7155 , 35760 , 36768 , 744367 , 210105 , 3818849 , 7830342 , 99392685 , 20275710 , 438914848 , 640515283 , 2231533833 , 2535602136
n×2
170036162
n×3
255054243
n×4
340072324
n×5
425090405
n÷2
42509040.5
n÷3
28339360.333333
n÷3
21254520.25
n÷5
17003616.2
n2
7228074096922561
n3
6.1451698904616E+23
n4
5.2245055150603E+31
n5
4.4417743306434E+39
2 √n
9220.5249850537
3 √n
439.71414111426
4 √n
96.023564738317
5 √n
38.539161336712
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
-85018080
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 85018081 can be divided by 8 positive divisors.
The sum of these divisors (counting 85018081) is 1, the average is 0.125.
Base
System
Value
2
Binary
101000100010100010111100001
3
Ternary
12220222100212211
4
Quaternary
11010110113201
5
Quinary
133231034311
6
Senary
12234122121
8
Octal
504242741
10
Decimal
85018081
12
Duodecimal
24580341
16
Hexadecimal
51145e1
20
Vigesimal
16b7541
36
Base36
1em8dd
md5
1789400355f3eb62b90226e68f381c11
sha1
f8304432550037c0be113b9a82cc056169d710b8
sha256
8ea360cf14e41dd89d926fb6611f2db02dd4957de69244402109f39f34cfd0a7
sha512
435ab3c215ff04127175fcb70b8bcef906ea600ed23793720b3344d8d84af295742824845820f9a68cad1eed34da830dd475be09e8c4b2f3e7ae90111c95fc85
ripemd-160
81496d0f46baef4494422431072ed5f503373789
Diameter
170036162
Circumference
534184357.3838
Area
2.2707664482495E+16
Volume
2.5740827443914E+24
Surface area
9.0830657929978E+16
Circumference
534184357.3838
Perimeter
340072324
Area
7228074096922561
Diagonal
120233723.19713
Surface area
43368444581535366
Volume
6.1451698904616E+23
Space diagonal
147255635.85401
Perimeter
255054243
Area
3.1298478941856E+15
Altitude
73627817.927003
Surface area
3.1298478941856E+15
Volume
7.2421521684814E+22
Height
40077907.732378