121998943 is an odd 9-digits composite number following 121998942
and preceding 121998944 . In scientific notation, it is written as 1.21998943 × 10^8.
The sum of its digits is 46. It has a total of 3 prime factors and 8 positive divisors.
There are 105070680 positive integers (up to 121998943) that are relatively prime to 121998943.
121998943 has 8 divisors, whose sum is 140094720
The reverse of 121998943 is 349899121
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 46
Digital Root 1
Name
one hundred twenty-one million nine hundred ninety-eight thousand nine hundred forty-three
Scientific notation
1.21998943 × 10^8
Engineering notation
1.21998943 × 10^6
Prime Factorization
11 × 19 × 583727
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
121998943
Product of the distinct prime numbers
The prime factorization of 121998943 is 11 × 19 × 583727.
Since it has a total of 3 prime factors.
6 , 4 , 23 , 83 , 897 , 753 , 6379 , 7527 , 9817 , 58550 , 44515 , 754084 , 3077638 , 1181492 , 41959489 , 85874888 , 648058721 , 316597296 , 9103681045 , 1031616698
n×2
243997886
n×3
365996829
n×4
487995772
n×5
609994715
n÷2
60999471.5
n÷3
40666314.333333
n÷3
30499735.75
n÷5
24399788.6
n2
14883742093117249
n3
1.8158008032449E+24
n4
2.2152577869443E+32
n5
2.7025910847972E+40
2 √n
11045.313168942
3 √n
495.9661340366
4 √n
105.09668486181
5 √n
41.425829520421
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
-121998942
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 121998943 can be divided by 8 positive divisors.
The sum of these divisors (counting 121998943) is 1, the average is 0.125.
Base
System
Value
2
Binary
111010001011000111001011111
3
Ternary
22111120012002101
4
Quaternary
13101120321133
5
Quinary
222212431233
6
Senary
20034505531
8
Octal
721307137
10
Decimal
121998943
12
Duodecimal
34a352a7
16
Hexadecimal
7458e5f
20
Vigesimal
1i29h73
36
Base36
20muzj
md5
022e70e33eef23fa852d65e43df5eaa3
sha1
ba0de586ce6648444291bed13ecc63bcc3f6e299
sha256
2e3695b2cfdbe88ce403c3821877a4e37d376ebae0416c73dc622a0fdb9e6441
sha512
e3968a6889044a91ae4d1fa2c19a2265ea141dd02a7d3cd5167f97b17b329b8121724a5450ee904897b885ba1b494f2971e4427c02cbcd661e5f8b29e307ae69
ripemd-160
e293503d34c9a5b3993eae017e8a7b1a02a8dd7e
Diameter
243997886
Circumference
766541966.14904
Area
4.6758654817662E+16
Volume
7.6060086184755E+24
Surface area
1.8703461927065E+17
Circumference
766541966.14904
Perimeter
487995772
Area
14883742093117249
Diagonal
172532559.78578
Surface area
89302452558703494
Volume
1.8158008032449E+24
Space diagonal
211308367.7457
Perimeter
365996829
Area
6.4448493780077E+15
Altitude
105654183.87285
Surface area
6.4448493780077E+15
Volume
2.1399417687641E+23
Height
57510853.261927