121998443 is an odd 9-digits composite number following 121998442
and preceding 121998444 . In scientific notation, it is written as 1.21998443 × 10^8.
The sum of its digits is 41. It has a total of 3 prime factors and 8 positive divisors.
There are 98418816 positive integers (up to 121998443) that are relatively prime to 121998443.
121998443 has 8 divisors, whose sum is 147628512
The reverse of 121998443 is 344899121
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 41
Digital Root 5
Name
one hundred twenty-one million nine hundred ninety-eight thousand four hundred forty-three
Scientific notation
1.21998443 × 10^8
Engineering notation
1.21998443 × 10^6
Prime Factorization
7 × 17 × 1025197
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
121998443
Product of the distinct prime numbers
The prime factorization of 121998443 is 7 × 17 × 1025197.
Since it has a total of 3 prime factors.
4 , 4 , 72 , 8 , 878 , 374 , 4665 , 8648 , 17190 , 13327 , 986920 , 956596 , 8732044 , 4572018 , 87899091 , 1999108 , 125475047 , 863023648 , 8076297494 , 9870638300
n×2
243996886
n×3
365995329
n×4
487993772
n×5
609992215
n÷2
60999221.5
n÷3
40666147.666667
n÷3
30499610.75
n÷5
24399688.6
n2
14883620094424249
n3
1.8157784777233E+24
n4
2.2152214711515E+32
n5
2.7025357038065E+40
2 √n
11045.290534884
3 √n
495.96545648044
4 √n
105.09657717968
5 √n
41.425795564473
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
-121998442
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 121998443 can be divided by 8 positive divisors.
The sum of these divisors (counting 121998443) is 1, the average is 0.125.
Base
System
Value
2
Binary
111010001011000110001101011
3
Ternary
22111120011101212
4
Quaternary
13101120301223
5
Quinary
222212422233
6
Senary
20034503335
8
Octal
721306153
10
Decimal
121998443
12
Duodecimal
34a34b4b
16
Hexadecimal
7458c6b
20
Vigesimal
1i29g23
36
Base36
20muln
md5
fa7c61c39733973d875d47595ce217f3
sha1
727e521a3f1570efee4944146bfe00911b6663c4
sha256
d3001871817f1838a5ed34b8b9a0629ed4ce67bc812568af3311bc10bc04b93d
sha512
f09c2a0f4eb97ce4d3c5620e110f6eefd2aa6f2dd938cb7be95303fcda23beca29df0a6dd59c0cc2071deed8951da8381d13c27f76f5e1f5ca4ce4788991e7f3
ripemd-160
cb934185bd588a3074056276c1eb82954024adde
Diameter
243996886
Circumference
766538824.55639
Area
4.6758271547465E+16
Volume
7.6059151015492E+24
Surface area
1.8703308618986E+17
Circumference
766538824.55639
Perimeter
487993772
Area
14883620094424249
Diagonal
172531852.679
Surface area
89301720566545494
Volume
1.8157784777233E+24
Space diagonal
211307501.7203
Perimeter
365995329
Area
6.444796551024E+15
Altitude
105653750.86015
Surface area
6.444796551024E+15
Volume
2.1399154578845E+23
Height
57510617.559667