121293391 is an odd 9-digits composite number following 121293390
and preceding 121293392 . In scientific notation, it is written as 1.21293391 × 10^8.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 121147984 positive integers (up to 121293391) that are relatively prime to 121293391.
121293391 has 4 divisors, whose sum is 121438800
The reverse of 121293391 is 193392121
Previous prime number is 839
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 31
Digital Root 4
Name
one hundred twenty-one million two hundred ninety-three thousand three hundred ninety-one
Scientific notation
1.21293391 × 10^8
Engineering notation
1.21293391 × 10^6
Prime Factorization
839 × 144569
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
121293391
Product of the distinct prime numbers
The prime factorization of 121293391 is 839 × 144569.
Since it has a total of 2 prime factors.
4 , 8 , 77 , 24 , 167 , 82 , 2614 , 3078 , 39680 , 13482 , 360546 , 7554 , 8618625 , 6283751 , 27567829 , 44735828 , 973079262 , 960244933 , 1334765797 , 4163505977
n×2
242586782
n×3
363880173
n×4
485173564
n×5
606466955
n÷2
60646695.5
n÷3
40431130.333333
n÷3
30323347.75
n÷5
24258678.2
n2
14712086700278881
n3
1.7844788845628E+24
n4
2.1644549507652E+32
n5
2.6253408064505E+40
2 √n
11013.327880346
3 √n
495.00818406358
4 √n
104.94440375907
5 √n
41.377802996282
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
-121293390
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 121293391 can be divided by 4 positive divisors.
The sum of these divisors (counting 121293391) is 1, the average is 0.25.
Base
System
Value
2
Binary
111001110101100101001001111
3
Ternary
22110020100020211
4
Quaternary
13032230221033
5
Quinary
222022342031
6
Senary
20011423251
8
Octal
716545117
10
Decimal
121293391
12
Duodecimal
34754b27
16
Hexadecimal
73aca4f
20
Vigesimal
1hi1d9b
36
Base36
207qkv
md5
b10f82bf27dc238621cca2bf3e626a3f
sha1
7d4273e24e640513c05b9d5a9b14f01ec58d5c99
sha256
d39c8805c31c652e3a737b6f2c2932e6e2a6ed73a4254545932edecf763f02d9
sha512
fc5f80882cde00c4fd7d2b27495567bbf8e9798687f0de8365e4355085106fe92e2488f895c566a40f85a20144469fe30cb624cd69a811ae7e26f82ac444b996
ripemd-160
fb94b787be620e8647688794efcb3eb226a36efb
Diameter
242586782
Circumference
762108852.18919
Area
4.6219383496572E+16
Volume
7.4748076723049E+24
Surface area
1.8487753398629E+17
Circumference
762108852.18919
Perimeter
485173564
Area
14712086700278881
Diagonal
171534758.57842
Surface area
88272520201673286
Volume
1.7844788845628E+24
Space diagonal
210086315.83432
Perimeter
363880173
Area
6.3705204125603E+15
Altitude
105043157.91716
Surface area
6.3705204125603E+15
Volume
2.1030285335976E+23
Height
57178252.859474