121566395 is an odd 9-digits composite number following 121566394
and preceding 121566396 . In scientific notation, it is written as 1.21566395 × 10^8.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 97195936 positive integers (up to 121566395) that are relatively prime to 121566395.
121566395 has 8 divisors, whose sum is 145965456
The reverse of 121566395 is 593665121
Previous prime number is 1973
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 38
Digital Root 2
Name
one hundred twenty-one million five hundred sixty-six thousand three hundred ninety-five
Scientific notation
1.21566395 × 10^8
Engineering notation
1.21566395 × 10^6
Prime Factorization
5 × 1973 × 12323
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
121566395
Product of the distinct prime numbers
The prime factorization of 121566395 is 5 × 1973 × 12323.
Since it has a total of 3 prime factors.
4 , 7 , 78 , 89 , 378 , 433 , 8505 , 6611 , 69693 , 34226 , 151297 , 143411 , 3160164 , 1306299 , 83596265 , 11269719 , 751205361 , 292667316 , 7921893812 , 4347864647
n×2
243132790
n×3
364699185
n×4
486265580
n×5
607831975
n÷2
60783197.5
n÷3
40522131.666667
n÷3
30391598.75
n÷5
24313279
n2
14778388393296025
n3
1.7965554008828E+24
n4
2.1840076350311E+32
n5
2.655019348432E+40
2 √n
11025.715169548
3 √n
495.37928961321
4 √n
105.00340551405
5 √n
41.396412665246
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
-121566394
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 121566395 can be divided by 8 positive divisors.
The sum of these divisors (counting 121566395) is 1, the average is 0.125.
Base
System
Value
2
Binary
111001111101111010010111011
3
Ternary
22110202012202002
4
Quaternary
13033233102323
5
Quinary
222110111040
6
Senary
20021331215
8
Octal
717572273
10
Decimal
121566395
12
Duodecimal
34866b0b
16
Hexadecimal
73ef4bb
20
Vigesimal
1hjffjf
36
Base36
20dl8b
md5
e1d997cd59bbe93c088f3f3b1d0c2d4a
sha1
ce4b6de8f6492271b8d9414e13a4f9509fd53b36
sha256
7ad118ee3274f87690f5c3f0e5a3a3a41cfda416dd758a152a972be160266edd
sha512
3fc0ffae2a301a22a8393339c15424591560550fd38750fed1609be6bab5cd85bde7b206fd14272461b574d38ed4dba52ce8985457c511cba089e5ac55521bdb
ripemd-160
42915b7df42375dc7399dc457de835f47ece56ab
Diameter
243132790
Circumference
763824186.91079
Area
4.6427676408275E+16
Volume
7.5253936655741E+24
Surface area
1.857107056331E+17
Circumference
763824186.91079
Perimeter
486265580
Area
14778388393296025
Diagonal
171920844.5378
Surface area
88670330359776150
Volume
1.7965554008828E+24
Space diagonal
210559172.63299
Perimeter
364699185
Area
6.3992298877937E+15
Altitude
105279586.31649
Surface area
6.3992298877937E+15
Volume
2.1172608445693E+23
Height
57306948.179268