121453209 is an odd 9-digits composite number following 121453208
and preceding 121453210 . In scientific notation, it is written as 1.21453209 × 10^8.
The sum of its digits is 27. It has a total of 4 prime factors and 16 positive divisors.
There are 80892288 positive integers (up to 121453209) that are relatively prime to 121453209.
121453209 has 16 divisors, whose sum is 180100800
The reverse of 121453209 is 902354121
Previous prime number is 2273
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 27
Digital Root 9
Name
one hundred twenty-one million four hundred fifty-three thousand two hundred nine
Scientific notation
1.21453209 × 10^8
Engineering notation
1.21453209 × 10^6
Prime Factorization
9 × 3 × 2273 × 1979
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
121453209
Product of the distinct prime numbers
The prime factorization of 121453209 is 9 × 3 × 2273 × 1979.
Since it has a total of 4 prime factors.
9 , 10 , 44 , 97 , 760 , 186 , 839 , 6039 , 58654 , 74409 , 606163 , 538277 , 2796254 , 5119142 , 57230097 , 7165483 , 550510951 , 169592145 , 4571825255 , 7129932046
n×2
242906418
n×3
364359627
n×4
485812836
n×5
607266045
n÷2
60726604.5
n÷3
40484403
n÷3
30363302.25
n÷5
24290641.8
n2
14750881976397681
n3
1.7915419516138E+24
n4
2.1758851908161E+32
n5
2.642682388402E+40
2 √n
11020.581155275
3 √n
495.22549872702
4 √n
104.97895577341
5 √n
41.388701257277
1 , 3 , 9 , 27 , 1979 , 2273 , 5937 , 6819 , 17811 , 20457 , 53433 , 61371 , 4498267 , 13494801 , 40484403 , 121453209
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
-121453208
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 121453209 can be divided by 16 positive divisors.
The sum of these divisors (counting 121453209) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111001111010011101010011001
3
Ternary
22110112110111000
4
Quaternary
13033103222121
5
Quinary
222043000314
6
Senary
20015055213
8
Octal
717235231
10
Decimal
121453209
12
Duodecimal
34811509
16
Hexadecimal
73d3a99
20
Vigesimal
1hj1d09
36
Base36
20b5w9
md5
4bc1da39080c4254e6d474f4a572cfdb
sha1
0dd703af2d82a078810bb8f6d2a587f25ad0d023
sha256
9dac08d8c903e23fbf502e4a00f8dbe263ead80fe79a88d987b8252839e13bd2
sha512
f0591aebd76c5c715abe0a625be51331df4fd5c037a716d37defd470a00ebaaf3d8e1b8059a62261f8379cd2d0e87840cce8c78fe15a4e4b7b75bc62b2625e2c
ripemd-160
db0389754dd5d33d1e179baef8ce58c06b37c940
Diameter
242906418
Circumference
763113018.29861
Area
4.6341262451021E+16
Volume
7.5043933783836E+24
Surface area
1.8536504980408E+17
Circumference
763113018.29861
Perimeter
485812836
Area
14750881976397681
Diagonal
171760775.36153
Surface area
88505291858386086
Volume
1.7915419516138E+24
Space diagonal
210363128.73028
Perimeter
364359627
Area
6.3873192598932E+15
Altitude
105181564.36514
Surface area
6.3873192598932E+15
Volume
2.1113524379438E+23
Height
57253591.787178