121189742 is an even 9-digits composite number following 121189741
and preceding 121189743 . In scientific notation, it is written as 1.21189742 × 10^8.
The sum of its digits is 35. It has a total of 3 prime factors and 8 positive divisors.
There are 60343200 positive integers (up to 121189742) that are relatively prime to 121189742.
121189742 has 8 divisors, whose sum is 182539632
The reverse of 121189742 is 247981121
Previous prime number is 241
Is Prime? no
Number parity even
Number length 9
Sum of Digits 35
Digital Root 8
Name
one hundred twenty-one million one hundred eighty-nine thousand seven hundred forty-two
Scientific notation
1.21189742 × 10^8
Engineering notation
1.21189742 × 10^6
Prime Factorization
2 × 241 × 251431
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
121189742
Product of the distinct prime numbers
The prime factorization of 121189742 is 2 × 241 × 251431.
Since it has a total of 3 prime factors.
4 , 9 , 97 , 15 , 355 , 373 , 8779 , 605 , 32557 , 41200 , 831367 , 194612 , 8786619 , 4912307 , 22713039 , 9065510 , 638522089 , 223161128 , 6034542136 , 8227558743
n×2
242379484
n×3
363569226
n×4
484758968
n×5
605948710
n÷2
60594871
n÷3
40396580.666667
n÷3
30297435.5
n÷5
24237948.4
n2
14686953566026564
n3
1.7799081134327E+24
n4
2.1570660505062E+32
n5
2.6141427813781E+40
2 √n
11008.621257905
3 √n
494.86714388462
4 √n
104.92197700151
5 √n
41.370728852219
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
-121189741
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 121189742 can be divided by 8 positive divisors.
The sum of these divisors (counting 121189742) is 1, the average is 0.125.
Base
System
Value
2
Binary
111001110010011010101101110
3
Ternary
22110001002001222
4
Quaternary
13032103111232
5
Quinary
222011032432
6
Senary
20005303342
8
Octal
716232556
10
Decimal
121189742
12
Duodecimal
34704b52
16
Hexadecimal
739356e
20
Vigesimal
1hh8e72
36
Base36
205ilq
md5
a7ac3ad1ecf2139394e8b7d1ba3f8014
sha1
65845f3ae485ac948ce3516877ec8f4fae7edd44
sha256
4dbb0c2aa70b3494f4848f8f24a5be35708e65d6c339aa13beda0518d0d50a14
sha512
14d2f754cad592078ad7c409e8d53b70a4fa825605e00d03ca460d4d1b2b4f336e10bdecc798f44b0331e23e064a850e9edbe321aae2b868c133d0c14930d958
ripemd-160
85ec471f6be39d4f74060d0964a8be0da274fb17
Diameter
242379484
Circumference
761457606.31528
Area
4.6140425426643E+16
Volume
7.4556616709669E+24
Surface area
1.8456170170657E+17
Circumference
761457606.31528
Perimeter
484758968
Area
14686953566026564
Diagonal
171388176.7569
Surface area
88121721396159384
Volume
1.7799081134327E+24
Space diagonal
209906790.50016
Perimeter
363569226
Area
6.3596374461907E+15
Altitude
104953395.25008
Surface area
6.3596374461907E+15
Volume
2.0976418281621E+23
Height
57129392.252299