121105 is an odd 6-digits composite number following 121104
and preceding 121106 . In scientific notation, it is written as 1.21105 × 10^5.
The sum of its digits is 10. It has a total of 3 prime factors and 8 positive divisors.
There are 94848 positive integers (up to 121105) that are relatively prime to 121105.
121105 has 8 divisors, whose sum is 148392
The reverse of 121105 is 501121
Previous prime number is 53
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 10
Digital Root 1
Name
one hundred twenty-one thousand one hundred five
Scientific notation
1.21105 × 10^5
Engineering notation
1.21105 × 10^3
Prime Factorization
5 × 53 × 457
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
121105
Product of the distinct prime numbers
The prime factorization of 121105 is 5 × 53 × 457.
Since it has a total of 3 prime factors.
9 , 4 , 9 , 15 , 836 , 112 , 9980 , 7962 , 14020 , 46924 , 62476 , 623042 , 9422874 , 5956001 , 30059984 , 22581386 , 662830751 , 11710585 , 4770352586 , 4929492328
n×2
242210
n×3
363315
n×4
484420
n×5
605525
n÷2
60552.5
n÷3
40368.333333333
n÷3
30276.25
n÷5
24221
n2
14666421025
n3
1776176918232625
n4
2.1510390568256E+20
n5
2.6050158497687E+25
2 √n
348.00143677864
3 √n
49.475177160637
4 √n
18.654796615848
5 √n
10.390403537409
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
-121104
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 121105 can be divided by 8 positive divisors.
The sum of these divisors (counting 121105) is 1, the average is 0.125.
Base
System
Value
2
Binary
11101100100010001
3
Ternary
20011010101
4
Quaternary
131210101
5
Quinary
12333410
6
Senary
2332401
8
Octal
354421
10
Decimal
121105
12
Duodecimal
5a101
16
Hexadecimal
1d911
20
Vigesimal
f2f5
36
Base36
2lg1
md5
fa56f3f082f6a6f4142b302dd7ef4f3b
sha1
c451a1c643bf91031eb4a0db5c8c3ed9800095ad
sha256
628620393dac3f8553d7c9fd6132fcd329f56407af25564ba9d5bf4cc8e20857
sha512
5d4bd4ba4bbc101ee0cf29318a2b3935057ae09169e1752cf497b82c458376633ef8e79b413276ac75ab831062c0e6e5ede64bc58a185967e66310e68ced6add
ripemd-160
492eabb081432f695ab23ce416ae7acad81f6535
Diameter
242210
Circumference
760925.15662598
Area
46075920546.595
Volume
7.4400324770605E+15
Surface area
184303682186.38
Circumference
760925.15662598
Perimeter
484420
Area
14666421025
Diagonal
171268.33347119
Surface area
87998526150
Volume
1776176918232625
Space diagonal
209760.01305063
Perimeter
363315
Area
6350746595.1241
Altitude
104880.00652531
Surface area
6350746595.1241
Volume
2.0932445724489E+14
Height
57089.444490398