85685 is an odd 5-digits composite number following 85684
and preceding 85686 . In scientific notation, it is written as 8.5685 × 10^4.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 68544 positive integers (up to 85685) that are relatively prime to 85685.
85685 has 4 divisors, whose sum is 102828
The reverse of 85685 is 58658
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 5
Sum of Digits 32
Digital Root 5
Name
eighty-five thousand six hundred eighty-five
Scientific notation
8.5685 × 10^4
Engineering notation
8.5685 × 10^3
Prime Factorization
5 × 17137
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
85685
Product of the distinct prime numbers
The prime factorization of 85685 is 5 × 17137.
Since it has a total of 2 prime factors.
2 , 7 , 64 , 49 , 183 , 704 , 1871 , 4029 , 97789 , 50099 , 348250 , 517909 , 9684650 , 5763091 , 24111649 , 44704532 , 516517882 , 830861282 , 1354526552 , 9087737391
n×2
171370
n×3
257055
n×4
342740
n×5
428425
n÷2
42842.5
n÷3
28561.666666667
n÷3
21421.25
n÷5
17137
n2
7341919225
n3
629092348794125
n4
5.3903777906425E+19
n5
4.618745209912E+24
2 √n
292.72000273299
3 √n
44.086091770873
4 √n
17.109062006229
5 √n
9.6957399828684
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
-85684
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 85685 can be divided by 4 positive divisors.
The sum of these divisors (counting 85685) is 1, the average is 0.25.
Base
System
Value
2
Binary
10100111010110101
3
Ternary
11100112112
4
Quaternary
110322311
5
Quinary
10220220
6
Senary
1500405
8
Octal
247265
10
Decimal
85685
12
Duodecimal
41705
16
Hexadecimal
14eb5
20
Vigesimal
ae45
36
Base36
1u45
md5
340d76fcbfba52bc06bdf323503ef249
sha1
8586540774c89a1bcc46b0eed0db6935fc601cba
sha256
e5c734894684e42d669710371c47ba2d984172397e2fcb4c5c8bbcebe572620c
sha512
c0cf6fe3dbe062154366cb1afa7952f73a6bab1372c66fe2dead1746a07dad4aead37bcacac279e579cd8ad5dbdd6472a7eb52fec0ca1bf879f75873ed5bda7b
ripemd-160
a633220bf8ed1fbec2464220efb72242e3c0df6e
Diameter
171370
Circumference
538374.73304568
Area
23065319500.51
Volume
2.6351358685349E+15
Surface area
92261278002.039
Circumference
538374.73304568
Perimeter
342740
Area
7341919225
Diagonal
121176.88909194
Surface area
44051515350
Volume
629092348794125
Space diagonal
148410.77344654
Perimeter
257055
Area
3179144280.6917
Altitude
74205.38672327
Surface area
3179144280.6917
Volume
74139244304150
Height
40392.29636398