118981 is an odd 6-digits composite number following 118980
and preceding 118982 . In scientific notation, it is written as 1.18981 × 10^5.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 116172 positive integers (up to 118981) that are relatively prime to 118981.
118981 has 4 divisors, whose sum is 121792
The reverse of 118981 is 189811
Previous prime number is 43
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 28
Digital Root 1
Name
one hundred eighteen thousand nine hundred eighty-one
Scientific notation
1.18981 × 10^5
Engineering notation
1.18981 × 10^3
Prime Factorization
43 × 2767
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
118981
Product of the distinct prime numbers
The prime factorization of 118981 is 43 × 2767.
Since it has a total of 2 prime factors.
10 , 2 , 66 , 81 , 594 , 545 , 9356 , 1995 , 59145 , 78290 , 162350 , 618787 , 6716336 , 991643 , 91114162 , 45987154 , 468119550 , 207063966 , 360150236 , 2776636094
n×2
237962
n×3
356943
n×4
475924
n×5
594905
n÷2
59490.5
n÷3
39660.333333333
n÷3
29745.25
n÷5
23796.2
n2
14156478361
n3
1684351951870141
n4
2.0040587958546E+20
n5
2.3844491958958E+25
2 √n
344.93622598967
3 √n
49.184229417859
4 √n
18.572458803015
5 √n
10.353698709366
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
-118980
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 118981 can be divided by 4 positive divisors.
The sum of these divisors (counting 118981) is 1, the average is 0.25.
Base
System
Value
2
Binary
11101000011000101
3
Ternary
20001012201
4
Quaternary
131003011
5
Quinary
12301411
6
Senary
2314501
8
Octal
350305
10
Decimal
118981
12
Duodecimal
58a31
16
Hexadecimal
1d0c5
20
Vigesimal
eh91
36
Base36
2jt1
md5
359d4f412bfee41994e80b33341eea91
sha1
2d37db5a33a6a381d9197cb77a470f08f848c943
sha256
2f4dcc12e2f7aae696d436aa86d7a41422a3840e4ee9973e54f0f86ff07e59b6
sha512
bb601915e6db8a5e62ca3851a82fe98700b8da13af47562a048327bd8930d21e80c29caddc17cdf753297df81f5fbfe153392ecd8f5d3c86312b62d80350e638
ripemd-160
b77e84251d6ab43cea6e44c064438a9de626e643
Diameter
237962
Circumference
747579.67103353
Area
44473888419.62
Volume
7.0553969574065E+15
Surface area
177895553678.48
Circumference
747579.67103353
Perimeter
475924
Area
14156478361
Diagonal
168264.54386471
Surface area
84938870166
Volume
1684351951870141
Space diagonal
206081.13713535
Perimeter
356943
Area
6129934944.3753
Altitude
103040.56856768
Surface area
6129934944.3753
Volume
1.985027811787E+14
Height
56088.181288238