121962009 is an odd 9-digits composite number following 121962008
and preceding 121962010 . In scientific notation, it is written as 1.21962009 × 10^8.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 74692800 positive integers (up to 121962009) that are relatively prime to 121962009.
121962009 has 8 divisors, whose sum is 125690560
The reverse of 121962009 is 900269121
Previous prime number is 211
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 30
Digital Root 3
Name
one hundred twenty-one million nine hundred sixty-two thousand nine
Scientific notation
1.21962009 × 10^8
Engineering notation
1.21962009 × 10^6
Prime Factorization
39 × 211 × 14821
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
121962009
Product of the distinct prime numbers
The prime factorization of 121962009 is 39 × 211 × 14821.
Since it has a total of 3 prime factors.
4 , 2 , 37 , 96 , 722 , 83 , 3396 , 9883 , 40181 , 62317 , 865835 , 460220 , 9191813 , 425318 , 44560647 , 50192448 , 593824756 , 791260291 , 8883826511 , 7844391324
n×2
243924018
n×3
365886027
n×4
487848036
n×5
609810045
n÷2
60981004.5
n÷3
40654003
n÷3
30490502.25
n÷5
24392401.8
n2
14874731639316081
n3
1.8141521540669E+24
n4
2.2125764134167E+32
n5
2.6985026444632E+40
2 √n
11043.641111518
3 √n
495.91607933506
4 √n
105.08872970741
5 √n
41.423320962784
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
-121962008
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 121962009 can be divided by 8 positive divisors.
The sum of these divisors (counting 121962009) is 1, the average is 0.125.
Base
System
Value
2
Binary
111010001001111111000011001
3
Ternary
22111111022102110
4
Quaternary
13101033320121
5
Quinary
222210241014
6
Senary
20034022533
8
Octal
721177031
10
Decimal
121962009
12
Duodecimal
34a17a49
16
Hexadecimal
744fe19
20
Vigesimal
1i25509
36
Base36
20m2hl
md5
d06daef4ec2d055ffb9979c6e836d798
sha1
82afb7e3cb91840230a5942925fb9b671931c323
sha256
bf06d40b2da01aff9616d466916278ddacf3860259924566f4f12a4988b29b30
sha512
767d1eddc06d65823fba6c1856aaf432846a1b5d5f4760a677c6af277b31ae6034fef025dca442352c34813d39ef54cf78c8cf33d40d3f1cada06cef159d0739
ripemd-160
2a0dc4ae3b92fe3e81ad39c090d759756d68a784
Diameter
243924018
Circumference
766309902.9829
Area
4.6730347642195E+16
Volume
7.5991027729474E+24
Surface area
1.8692139056878E+17
Circumference
766309902.9829
Perimeter
487848036
Area
14874731639316081
Diagonal
172480327.22207
Surface area
89248389835896486
Volume
1.8141521540669E+24
Space diagonal
211244396.18117
Perimeter
365886027
Area
6.4409477370619E+15
Altitude
105622198.09059
Surface area
6.4409477370619E+15
Volume
2.1379988170748E+23
Height
57493442.407357