121562021 is an odd 9-digits composite number following 121562020
and preceding 121562022 . In scientific notation, it is written as 1.21562021 × 10^8.
The sum of its digits is 20. It has a total of 2 prime factors and 4 positive divisors.
There are 104196012 positive integers (up to 121562021) that are relatively prime to 121562021.
121562021 has 4 divisors, whose sum is 138928032
The reverse of 121562021 is 120265121
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 20
Digital Root 2
Name
one hundred twenty-one million five hundred sixty-two thousand twenty-one
Scientific notation
1.21562021 × 10^8
Engineering notation
1.21562021 × 10^6
Prime Factorization
7 × 17366003
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
121562021
Product of the distinct prime numbers
The prime factorization of 121562021 is 7 × 17366003.
Since it has a total of 2 prime factors.
9 , 1 , 4 , 47 , 466 , 194 , 7180 , 5007 , 43801 , 84381 , 93425 , 960669 , 6189954 , 7221455 , 62013267 , 91562292 , 117368880 , 281264547 , 3499466786 , 9614835082
n×2
243124042
n×3
364686063
n×4
486248084
n×5
607810105
n÷2
60781010.5
n÷3
40520673.666667
n÷3
30390505.25
n÷5
24312404.2
n2
14777324949604441
n3
1.7963614858476E+24
n4
2.183693326662E+32
n5
2.6545417403325E+40
2 √n
11025.516813284
3 √n
495.37334823716
4 √n
105.0024609868
5 √n
41.396114769574
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-121562020
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 121562021 can be divided by 4 positive divisors.
The sum of these divisors (counting 121562021) is 1, the average is 0.25.
Base
System
Value
2
Binary
111001111101110001110100101
3
Ternary
22110201222202002
4
Quaternary
13033232032211
5
Quinary
222104441041
6
Senary
20021255045
8
Octal
717561645
10
Decimal
121562021
12
Duodecimal
34864485
16
Hexadecimal
73ee3a5
20
Vigesimal
1hjf511
36
Base36
20dhut
md5
48bfda34f478afb95723a5f6677f7a7a
sha1
0ed100ea4a8075af1d4c13d171f38a094096b62c
sha256
a89bef27e5808e7b321ccfa976f602ca8378abd772706bb0ea1364e49ef6b831
sha512
23d2328013c494b9ee2b99e8afe2ee8d2e22d67af17ae30475a4f2344ad1955be1bbc50096aec0af64249386118434cadf8933d2612c7279d99668b0ceb9c303
ripemd-160
fa809e2cac459cf955d79ce926806f5bb31c9d94
Diameter
243124042
Circumference
763796704.25826
Area
4.6424335501386E+16
Volume
7.5245813961741E+24
Surface area
1.8569734200555E+17
Circumference
763796704.25826
Perimeter
486248084
Area
14777324949604441
Diagonal
171914658.76768
Surface area
88663949697626646
Volume
1.7963614858476E+24
Space diagonal
210551596.64275
Perimeter
364686063
Area
6.3987694031675E+15
Altitude
105275798.32138
Surface area
6.3987694031675E+15
Volume
2.1170323135087E+23
Height
57304886.255894