121998416 is an even 9-digits composite number following 121998415
and preceding 121998417 . In scientific notation, it is written as 1.21998416 × 10^8.
The sum of its digits is 41. It has a total of 6 prime factors and 20 positive divisors.
There are 60458496 positive integers (up to 121998416) that are relatively prime to 121998416.
121998416 has 20 divisors, whose sum is 238467252
The reverse of 121998416 is 614899121
Previous prime number is 113
Is Prime? no
Number parity even
Number length 9
Sum of Digits 41
Digital Root 5
Name
one hundred twenty-one million nine hundred ninety-eight thousand four hundred sixteen
Scientific notation
1.21998416 × 10^8
Engineering notation
1.21998416 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 113 × 67477
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
15249802
Product of the distinct prime numbers
The prime factorization of 121998416 is 2 × 2 × 2 × 2 × 113 × 67477.
Since it has a total of 6 prime factors.
7 , 4 , 34 , 52 , 870 , 641 , 2405 , 1947 , 75760 , 90495 , 119202 , 419110 , 3348235 , 4274661 , 34165083 , 49933764 , 369673650 , 806325929 , 2735951465 , 8621012361
n×2
243996832
n×3
365995248
n×4
487993664
n×5
609992080
n÷2
60999208
n÷3
40666138.666667
n÷3
30499604
n÷5
24399683.2
n2
14883613506509056
n3
1.8157772721503E+24
n4
2.2152195101114E+32
n5
2.7025327132589E+40
2 √n
11045.289312644
3 √n
495.96541989236
4 √n
105.09657136483
5 √n
41.425793730849
1 , 2 , 4 , 8 , 16 , 113 , 226 , 452 , 904 , 1808 , 67477 , 134954 , 269908 , 539816 , 1079632 , 7624901 , 15249802 , 30499604 , 60999208 , 121998416
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-121998415
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 121998416 can be divided by 20 positive divisors.
The sum of these divisors (counting 121998416) is 1, the average is 0.05.
Base
System
Value
2
Binary
111010001011000110001010000
3
Ternary
22111120011100212
4
Quaternary
13101120301100
5
Quinary
222212422131
6
Senary
20034503252
8
Octal
721306120
10
Decimal
121998416
12
Duodecimal
34a34b28
16
Hexadecimal
7458c50
20
Vigesimal
1i29g0g
36
Base36
20mukw
md5
120d65359380dc7f45cb89f2133736de
sha1
21bd177ca8448d1b714f2cdb4144dea429ad00fc
sha256
921fd806345d0712ea6d19dd0f43d2a3360b2e9fe3a965c285c048769cfb7beb
sha512
88f765d198eb9310f528adbf59b825a117a2f412f25ce24d08e599b0da992d65342047d674b5829043129725162ba93847dbe0ca7e0483e6b8823047c3c5ec21
ripemd-160
20f4d0dafc219d8ae9372bd9d3486110cff873d1
Diameter
243996832
Circumference
766538654.91038
Area
4.6758250850919E+16
Volume
7.605910051657E+24
Surface area
1.8703300340367E+17
Circumference
766538654.91038
Perimeter
487993664
Area
14883613506509056
Diagonal
172531814.49523
Surface area
89301681039054336
Volume
1.8157772721503E+24
Space diagonal
211307454.95492
Perimeter
365995248
Area
6.444793698373E+15
Altitude
105653727.47746
Surface area
6.444793698373E+15
Volume
2.1399140371032E+23
Height
57510604.831745