166987 is an odd 6-digits prime number following 166986
and preceding 166988 . In scientific notation, it is written as 1.66987 × 10^5.
The sum of its digits is 37. It has a total of 1 prime factors and 2 positive divisors.
There are 166986 positive integers (up to 166987) that are relatively prime to 166987.
166987 has 2 divisors, whose sum is 166988
The reverse of 166987 is 789661
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 6
Sum of Digits 37
Digital Root 1
Name
one hundred sixty-six thousand nine hundred eighty-seven
Scientific notation
1.66987 × 10^5
Engineering notation
1.66987 × 10^3
Prime Factorization
166987
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
166987
Product of the distinct prime numbers
The prime factorization of 166987 is 166987.
Since it has a total of 1 prime factors.
6 , 4 , 44 , 46 , 831 , 924 , 4741 , 1252 , 4970 , 88015 , 556741 , 663956 , 1155011 , 5859805 , 79569480 , 51193081 , 480134838 , 162689528 , 6942787303 , 6541491432
n×2
333974
n×3
500961
n×4
667948
n×5
834935
n÷2
83493.5
n÷3
55662.333333333
n÷3
41746.75
n÷5
33397.4
n2
27884658169
n3
4656375413666803
n4
7.7755416120198E+20
n5
1.2984143671663E+26
2 √n
408.64042873901
3 √n
55.067355496259
4 √n
20.214856634144
5 √n
11.079917648121
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
166988
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
83494
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
408.64165230676
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999880230915
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 166987 can be divided by 2 positive divisors.
The sum of these divisors (counting 166987) is 166988, the average is 83494.
Base
System
Value
2
Binary
101000110001001011
3
Ternary
22111001201
4
Quaternary
220301023
5
Quinary
20320422
6
Senary
3325031
8
Octal
506113
10
Decimal
166987
12
Duodecimal
80777
16
Hexadecimal
28c4b
20
Vigesimal
10h97
36
Base36
3kuj
md5
e7279d798c7c727de84a4b705b3770cf
sha1
ce66595976fae16652d3d4efd31b4dba589859db
sha256
b8956e7a6c8560b17d7f5f39e2fed0b540df1f4b92341f831c70f2db75691d40
sha512
7d6342d0b1946ec8c42a61eaf7a0ea058f6cf30a824ce00d9fd3fb7588baeed6bdeb60f891eb3bd3fef519ecd0fb92d1a112275d0409c118c464b61607a80b1c
ripemd-160
e236851bb61ab1b9698605e63857f460d1e35208
Diameter
333974
Circumference
1049210.26489
Area
87602237251.593
Volume
1.9504579722576E+16
Surface area
350408949006.37
Circumference
1049210.26489
Perimeter
667948
Area
27884658169
Diagonal
236155.28014
Surface area
167307949014
Volume
4656375413666803
Space diagonal
289229.9682035
Perimeter
500961
Area
12074411175.1
Altitude
144614.98410175
Surface area
12074411175.1
Volume
5.4875910512569E+14
Height
78718.426713332