121185 is an odd 6-digits composite number following 121184
and preceding 121186 . In scientific notation, it is written as 1.21185 × 10^5.
The sum of its digits is 18. It has a total of 3 prime factors and 8 positive divisors.
There are 64608 positive integers (up to 121185) that are relatively prime to 121185.
121185 has 8 divisors, whose sum is 161640
The reverse of 121185 is 581121
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 18
Digital Root 9
Name
one hundred twenty-one thousand one hundred eighty-five
Scientific notation
1.21185 × 10^5
Engineering notation
1.21185 × 10^3
Prime Factorization
9 × 5 × 2693
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
121185
Product of the distinct prime numbers
The prime factorization of 121185 is 9 × 5 × 2693.
Since it has a total of 3 prime factors.
8 , 2 , 12 , 1 , 691 , 723 , 3373 , 708 , 97080 , 8206 , 78525 , 348524 , 3381402 , 984716 , 99381219 , 80286356 , 946275136 , 474136523 , 1949288395 , 5543071012
n×2
242370
n×3
363555
n×4
484740
n×5
605925
n÷2
60592.5
n÷3
40395
n÷3
30296.25
n÷5
24237
n2
14685804225
n3
1779699185006625
n4
2.1567284573503E+20
n5
2.6136313810399E+25
2 √n
348.11635985687
3 √n
49.486068929375
4 √n
18.657876617045
5 √n
10.391775921259
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
-121184
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 121185 can be divided by 8 positive divisors.
The sum of these divisors (counting 121185) is 1, the average is 0.125.
Base
System
Value
2
Binary
11101100101100001
3
Ternary
20011020100
4
Quaternary
131211201
5
Quinary
12334220
6
Senary
2333013
8
Octal
354541
10
Decimal
121185
12
Duodecimal
5a169
16
Hexadecimal
1d961
20
Vigesimal
f2j5
36
Base36
2li9
md5
550048de91c0b6289a9b83cd7654acea
sha1
c3d4da85d4b4f7ec6e3a1a57770c45076283fca4
sha256
a87b4d13409759da22aa38036e34dfe86e2c1bb272f807e8ad6d38bca1ffef7c
sha512
e45a5e7e4673a5d74a501bba38dec78292558341e57f5e47bc7273ff9a7a27d6f94f5026ffb1ef9154a220fa47434ab579c2e07f2c161107ad252f97b03617a3
ripemd-160
6fe815e3d1a7f5ef0c770a1a2b3547e7ed0c9078
Diameter
242370
Circumference
761427.81145056
Area
46136814665.318
Volume
7.4547865136221E+15
Surface area
184547258661.27
Circumference
761427.81145056
Perimeter
484740
Area
14685804225
Diagonal
171381.47055618
Surface area
88114825350
Volume
1779699185006625
Space diagonal
209898.57711523
Perimeter
363555
Area
6359139766.9274
Altitude
104949.28855762
Surface area
6359139766.9274
Volume
2.0973956036506E+14
Height
57127.156852061