121566321 is an odd 9-digits composite number following 121566320
and preceding 121566322 . In scientific notation, it is written as 1.21566321 × 10^8.
The sum of its digits is 27. It has a total of 2 prime factors and 4 positive divisors.
There are 81044208 positive integers (up to 121566321) that are relatively prime to 121566321.
121566321 has 4 divisors, whose sum is 135073700
The reverse of 121566321 is 123665121
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 27
Digital Root 9
Name
one hundred twenty-one million five hundred sixty-six thousand three hundred twenty-one
Scientific notation
1.21566321 × 10^8
Engineering notation
1.21566321 × 10^6
Prime Factorization
9 × 13507369
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
121566321
Product of the distinct prime numbers
The prime factorization of 121566321 is 9 × 13507369.
Since it has a total of 2 prime factors.
8 , 8 , 23 , 46 , 57 , 938 , 2657 , 3663 , 58130 , 60061 , 864329 , 747107 , 7568531 , 1265467 , 34680693 , 7679627 , 566358672 , 58823937 , 7752664488 , 5338854800
n×2
243132642
n×3
364698963
n×4
486265284
n×5
607831605
n÷2
60783160.5
n÷3
40522107
n÷3
30391580.25
n÷5
24313264.2
n2
14778370401475041
n3
1.7965521200826E+24
n4
2.1840023172319E+32
n5
2.6550112676136E+40
2 √n
11025.711813756
3 √n
495.37918909728
4 √n
105.00338953461
5 √n
41.396407625473
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
-121566320
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 121566321 can be divided by 4 positive divisors.
The sum of these divisors (counting 121566321) is 1, the average is 0.25.
Base
System
Value
2
Binary
111001111101111010001110001
3
Ternary
22110202012122100
4
Quaternary
13033233101301
5
Quinary
222110110241
6
Senary
20021331013
8
Octal
717572161
10
Decimal
121566321
12
Duodecimal
34866a69
16
Hexadecimal
73ef471
20
Vigesimal
1hjffg1
36
Base36
20dl69
md5
1b071a27320ee8fe8d561168bf76d08d
sha1
0af5fca5b6ccf2b1cad8df67ccbe11ab89937781
sha256
055d13685fe5659ebfd587a5ccfbe1e118a72f9873d3668dc37a2f2602d8afdc
sha512
fb1e25ca2cd76f69f09414a0fc3844d5e44cc433b38f7f18318dd89ea78ae8fd295f96fcae901ad46deef91a7db87364fad3cab56dfa3a698a82dad50c2acd63
ripemd-160
1b94a711975f64b8de0a76b98aa95af3868d7679
Diameter
243132642
Circumference
763823721.95508
Area
4.6427619885303E+16
Volume
7.5253799229903E+24
Surface area
1.8571047954121E+17
Circumference
763823721.95508
Perimeter
486265284
Area
14778370401475041
Diagonal
171920739.886
Surface area
88670222408850246
Volume
1.7965521200826E+24
Space diagonal
210559044.46123
Perimeter
364698963
Area
6.3992220971067E+15
Altitude
105279522.23061
Surface area
6.3992220971067E+15
Volume
2.1172569781091E+23
Height
57306913.295334