121505 is an odd 6-digits composite number following 121504
and preceding 121506 . In scientific notation, it is written as 1.21505 × 10^5.
The sum of its digits is 14. It has a total of 3 prime factors and 8 positive divisors.
There are 92016 positive integers (up to 121505) that are relatively prime to 121505.
121505 has 8 divisors, whose sum is 153600
The reverse of 121505 is 505121
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 14
Digital Root 5
Name
one hundred twenty-one thousand five hundred five
Scientific notation
1.21505 × 10^5
Engineering notation
1.21505 × 10^3
Prime Factorization
5 × 19 × 1279
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
121505
Product of the distinct prime numbers
The prime factorization of 121505 is 5 × 19 × 1279.
Since it has a total of 3 prime factors.
1 , 8 , 57 , 45 , 989 , 847 , 3965 , 2869 , 32697 , 86695 , 559262 , 332480 , 5163013 , 5130103 , 63195969 , 53094059 , 731105905 , 336148367 , 8283653742 , 7059920059
n×2
243010
n×3
364515
n×4
486020
n×5
607525
n÷2
60752.5
n÷3
40501.666666667
n÷3
30376.25
n÷5
24301
n2
14763465025
n3
1793834817862625
n4
2.179598995444E+20
n5
2.6483217594142E+25
2 √n
348.57567327626
3 √n
49.529588132999
4 √n
18.67018139377
5 √n
10.397258219356
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
-121504
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 121505 can be divided by 8 positive divisors.
The sum of these divisors (counting 121505) is 1, the average is 0.125.
Base
System
Value
2
Binary
11101101010100001
3
Ternary
20011200012
4
Quaternary
131222201
5
Quinary
12342010
6
Senary
2334305
8
Octal
355241
10
Decimal
121505
12
Duodecimal
5a395
16
Hexadecimal
1daa1
20
Vigesimal
f3f5
36
Base36
2lr5
md5
4b9cd61e7869b8d6b2425709528d41cb
sha1
48586241c745f6920419675aa33fe17e22479174
sha256
7e91328324d9882feb479663e2c3b529df60e19a508155dd147672c57fb2dad6
sha512
a87db39e909ad6fc018ed8b221121972e9d115d675b3f564aa87aa87d466e2f8cd94228dba02b0f9012c0c6d8317d51cb608d082fe34ef8d2139cf523674bdc3
ripemd-160
b989981efa25822a79e7d89bc32558207ff3bc64
Diameter
243010
Circumference
763438.43074886
Area
46380793264.07
Volume
7.5139977140677E+15
Surface area
185523173056.28
Circumference
763438.43074886
Perimeter
486020
Area
14763465025
Diagonal
171834.01889614
Surface area
88580790150
Volume
1793834817862625
Space diagonal
210452.83337366
Perimeter
364515
Area
6392767879.7665
Altitude
105226.41668683
Surface area
6392767879.7665
Volume
2.114054606732E+14
Height
57278.006298714