121142 is an even 6-digits composite number following 121141
and preceding 121143 . In scientific notation, it is written as 1.21142 × 10^5.
The sum of its digits is 11. It has a total of 4 prime factors and 16 positive divisors.
There are 48768 positive integers (up to 121142) that are relatively prime to 121142.
121142 has 16 divisors, whose sum is 220320
The reverse of 121142 is 241121
Previous prime number is 509
Is Prime? no
Number parity even
Number length 6
Sum of Digits 11
Digital Root 2
Name
one hundred twenty-one thousand one hundred forty-two
Scientific notation
1.21142 × 10^5
Engineering notation
1.21142 × 10^3
Prime Factorization
2 × 7 × 509 × 17
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
121142
Product of the distinct prime numbers
The prime factorization of 121142 is 2 × 7 × 509 × 17.
Since it has a total of 4 prime factors.
1 , 1 , 85 , 83 , 689 , 188 , 783 , 951 , 3104 , 99016 , 933209 , 318214 , 8165278 , 2298820 , 80878476 , 84060728 , 530662181 , 885649890 , 8640300423 , 3435835326
n×2
242284
n×3
363426
n×4
484568
n×5
605710
n÷2
60571
n÷3
40380.666666667
n÷3
30285.5
n÷5
24228.4
n2
14675384164
n3
1777805388395288
n4
2.1536690036098E+20
n5
2.608997704353E+25
2 √n
348.05459341891
3 √n
49.480215199694
4 √n
18.656221306012
5 √n
10.391038355059
1 , 2 , 7 , 14 , 17 , 34 , 119 , 238 , 509 , 1018 , 3563 , 7126 , 8653 , 17306 , 60571 , 121142
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-121141
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 121142 can be divided by 16 positive divisors.
The sum of these divisors (counting 121142) is 1, the average is 0.0625.
Base
System
Value
2
Binary
11101100100110110
3
Ternary
20011011202
4
Quaternary
131210312
5
Quinary
12334032
6
Senary
2332502
8
Octal
354466
10
Decimal
121142
12
Duodecimal
5a132
16
Hexadecimal
1d936
20
Vigesimal
f2h2
36
Base36
2lh2
md5
543e8f7d1e3d0781c90f8c46baab7e0d
sha1
87828cea655c7653218c43da6f9841a05ce9dece
sha256
206f8cb2b1fbb35293414fcfbca43fd463f8d72218d258a4f2f9246678e04bc3
sha512
bd0cf11dae320261e7274b7620e4bb4cfc3696a83a88c9fdf265e844ef2a6e1ed88a349303ddec72e99912cbe70b9518388545512d88749dfa931756e75fde4f
ripemd-160
5fd430aeea6d92ac627b21d0cfc3afc3df610cde
Diameter
242284
Circumference
761157.63448235
Area
46104079078.23
Volume
7.4468537969266E+15
Surface area
184416316312.92
Circumference
761157.63448235
Perimeter
484568
Area
14675384164
Diagonal
171320.659373
Surface area
88052304984
Volume
1777805388395288
Space diagonal
209824.09893051
Perimeter
363426
Area
6354627748.1599
Altitude
104912.04946525
Surface area
6354627748.1599
Volume
2.0951637429405E+14
Height
57106.886457667