121998219 is an odd 9-digits composite number following 121998218
and preceding 121998220 . In scientific notation, it is written as 1.21998219 × 10^8.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 69713256 positive integers (up to 121998219) that are relatively prime to 121998219.
121998219 has 8 divisors, whose sum is 185902080
The reverse of 121998219 is 912899121
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 42
Digital Root 6
Name
one hundred twenty-one million nine hundred ninety-eight thousand two hundred nineteen
Scientific notation
1.21998219 × 10^8
Engineering notation
1.21998219 × 10^6
Prime Factorization
7 × 3 × 5809439
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
121998219
Product of the distinct prime numbers
The prime factorization of 121998219 is 7 × 3 × 5809439.
Since it has a total of 3 prime factors.
1 , 5 , 38 , 62 , 454 , 549 , 4631 , 2418 , 87392 , 83529 , 614258 , 67609 , 5151175 , 283124 , 49761870 , 46461614 , 772876851 , 352605133 , 6377533497 , 346584727
n×2
243996438
n×3
365994657
n×4
487992876
n×5
609991095
n÷2
60999109.5
n÷3
40666073
n÷3
30499554.75
n÷5
24399643.8
n2
14883565439171961
n3
1.8157684759489E+24
n4
2.2152052018211E+32
n5
2.7025108934171E+40
2 √n
11045.280394811
3 √n
495.96515293468
4 √n
105.09652893798
5 √n
41.425780352173
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
-121998218
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 121998219 can be divided by 8 positive divisors.
The sum of these divisors (counting 121998219) is 1, the average is 0.125.
Base
System
Value
2
Binary
111010001011000101110001011
3
Ternary
22111120011002120
4
Quaternary
13101120232023
5
Quinary
222212420334
6
Senary
20034502323
8
Octal
721305613
10
Decimal
121998219
12
Duodecimal
34a349a3
16
Hexadecimal
7458b8b
20
Vigesimal
1i29faj
36
Base36
20muff
md5
dc6fe3ba7290e7e0b05afd318b41e023
sha1
9f3eeb8d147b74ffc30901c93445950c4e48cc5e
sha256
81476a016086629610498be78e1048c10bb99d31787c3a0f1ad9c2d694d9e13d
sha512
af2c6d9c5a031574405d4558506eb2fc185c0e95e54f5390a73dc880edc3a006e8e438ea7403a5766c2813d3f49ffdb7a7310cb6a3c921a35af00d1c99bddd2f
ripemd-160
cc328c8ea6347c170f0d6f9dd8516ce62af5d47d
Diameter
243996438
Circumference
766537417.12288
Area
4.6758099842926E+16
Volume
7.6058732062148E+24
Surface area
1.870323993717E+17
Circumference
766537417.12288
Perimeter
487992876
Area
14883565439171961
Diagonal
172531535.89516
Surface area
89301392635031766
Volume
1.8157684759489E+24
Space diagonal
211307113.74091
Perimeter
365994657
Area
6.4447728846055E+15
Altitude
105653556.87046
Surface area
6.4447728846055E+15
Volume
2.1399036706804E+23
Height
57510511.965054