85688081 is an odd 8-digits composite number following 85688080
and preceding 85688082 . In scientific notation, it is written as 8.5688081 × 10^7.
The sum of its digits is 44. It has a total of 2 prime factors and 4 positive divisors.
There are 81178164 positive integers (up to 85688081) that are relatively prime to 85688081.
85688081 has 4 divisors, whose sum is 90198000
The reverse of 85688081 is 18088658
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 44
Digital Root 8
Name
eighty-five million six hundred eighty-eight thousand eighty-one
Scientific notation
8.5688081 × 10^7
Engineering notation
8.5688081 × 10^6
Prime Factorization
19 × 4509899
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
85688081
Product of the distinct prime numbers
The prime factorization of 85688081 is 19 × 4509899.
Since it has a total of 2 prime factors.
1 , 6 , 96 , 43 , 765 , 878 , 4915 , 8542 , 66194 , 4693 , 206878 , 682058 , 5110814 , 8075653 , 38048346 , 88244726 , 939294445 , 737681710 , 516915244 , 5251613653
n×2
171376162
n×3
257064243
n×4
342752324
n×5
428440405
n÷2
42844040.5
n÷3
28562693.666667
n÷3
21422020.25
n÷5
17137616.2
n2
7342447225462561
n3
6.2916021259366E+23
n4
5.3911531258703E+31
n5
4.6195756573298E+39
2 √n
9256.7856732237
3 √n
440.86620169934
4 √n
96.212190876332
5 √n
38.599713692217
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-85688080
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 85688081 can be divided by 4 positive divisors.
The sum of these divisors (counting 85688081) is 1, the average is 0.25.
Base
System
Value
2
Binary
101000110110111111100010001
3
Ternary
12222020101221122
4
Quaternary
11012313330101
5
Quinary
133414004311
6
Senary
12300332025
8
Octal
506677421
10
Decimal
85688081
12
Duodecimal
24844015
16
Hexadecimal
51b7f11
20
Vigesimal
16fb041
36
Base36
1f0lch
md5
2caf034c2a1260db2b56b22247cbd22a
sha1
7c7336bf2ddf4e807eb08733f8b29674c218f7af
sha256
eb50663b2cdf6216962ab694f126150e068c2a9f4546e8dbdcff5d331abd6239
sha512
3a37028a040a60a18ecacd429e3ebdaabfcd2a98f80d3023e26ca630f60aa063a8ab10d854052bbc06b9c87c5d7f3207acc72e4f4288df59d493fdcf0aed24a5
ripemd-160
d5392fb72876504dc69f5d4074b8abed73ff817c
Diameter
171376162
Circumference
538394091.53961
Area
2.3066978262884E+16
Volume
2.6354201357537E+24
Surface area
9.2267913051536E+16
Circumference
538394091.53961
Perimeter
342752324
Area
7342447225462561
Diagonal
121181246.28392
Surface area
44054683352775366
Volume
6.2916021259366E+23
Space diagonal
148416109.89508
Perimeter
257064243
Area
3.1793729115986E+15
Altitude
74208054.947539
Surface area
3.1793729115986E+15
Volume
7.4147242129625E+22
Height
40393748.761308