166985 is an odd 6-digits composite number following 166984
and preceding 166986 . In scientific notation, it is written as 1.66985 × 10^5.
The sum of its digits is 35. It has a total of 3 prime factors and 8 positive divisors.
There are 105408 positive integers (up to 166985) that are relatively prime to 166985.
166985 has 8 divisors, whose sum is 185472
The reverse of 166985 is 589661
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 35
Digital Root 8
Name
one hundred sixty-six thousand nine hundred eighty-five
Scientific notation
1.66985 × 10^5
Engineering notation
1.66985 × 10^3
Prime Factorization
35 × 13 × 367
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
166985
Product of the distinct prime numbers
The prime factorization of 166985 is 35 × 13 × 367.
Since it has a total of 3 prime factors.
1 , 4 , 41 , 19 , 619 , 179 , 9341 , 5810 , 47499 , 74625 , 71732 , 402003 , 921350 , 5180730 , 65587717 , 34575960 , 245471791 , 462123178 , 186312303 , 5811417895
n×2
333970
n×3
500955
n×4
667940
n×5
834925
n÷2
83492.5
n÷3
55661.666666667
n÷3
41746.25
n÷5
33397
n2
27883990225
n3
4656208107721625
n4
7.775169108679E+20
n5
1.2983366136128E+26
2 √n
408.63798159251
3 √n
55.067135648505
4 √n
20.214796105638
5 √n
11.079891107203
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
-166984
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 166985 can be divided by 8 positive divisors.
The sum of these divisors (counting 166985) is 1, the average is 0.125.
Base
System
Value
2
Binary
101000110001001001
3
Ternary
22111001122
4
Quaternary
220301021
5
Quinary
20320420
6
Senary
3325025
8
Octal
506111
10
Decimal
166985
12
Duodecimal
80775
16
Hexadecimal
28c49
20
Vigesimal
10h95
36
Base36
3kuh
md5
c73dc45d4777b3616b3665d2465dfb1d
sha1
b7103be7b221b8178b6d79d496f9a31098d2164a
sha256
655abea2f51987ece4eb78922ca251d0da07038e5462ec4095f12db35431a51e
sha512
46f4dbbbb8e934d93228a3fc282bfa44ab806d110618e20dc45d114b1f6ff4c2ef3a35f08f4ec00b9b5405a0a9df1fd6ca380533f345f381a6f67f940d287791
ripemd-160
1f7e705cb4c9af51284bfdbbe9319a93eb1ebf81
Diameter
333970
Circumference
1049197.6985194
Area
87600138843.63
Volume
1.9503878913071E+16
Surface area
350400555374.52
Circumference
1049197.6985194
Perimeter
667940
Area
27883990225
Diagonal
236152.45171287
Surface area
167303941350
Volume
4656208107721625
Space diagonal
289226.50410189
Perimeter
500955
Area
12074121946.863
Altitude
144613.25205094
Surface area
12074121946.863
Volume
5.4873938793096E+14
Height
78717.48390429