121998453 is an odd 9-digits composite number following 121998452
and preceding 121998454 . In scientific notation, it is written as 1.21998453 × 10^8.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 80542464 positive integers (up to 121998453) that are relatively prime to 121998453.
121998453 has 8 divisors, whose sum is 164244288
The reverse of 121998453 is 354899121
Previous prime number is 103
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 four hundred fifty-three
Scientific notation
1.21998453 × 10^8
Engineering notation
1.21998453 × 10^6
Prime Factorization
3 × 103 × 394817
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
121998453
Product of the distinct prime numbers
The prime factorization of 121998453 is 3 × 103 × 394817.
Since it has a total of 3 prime factors.
6 , 4 , 28 , 12 , 336 , 266 , 9283 , 5913 , 32264 , 81329 , 853804 , 254592 , 6705574 , 4598647 , 54233136 , 12186032 , 823593310 , 397247466 , 2823343067 , 182717719
n×2
243996906
n×3
365995359
n×4
487993812
n×5
609992265
n÷2
60999226.5
n÷3
40666151
n÷3
30499613.25
n÷5
24399690.6
n2
14883622534393209
n3
1.8157789242319E+24
n4
2.215222197463E+32
n5
2.7025368114174E+40
2 √n
11045.290987566
3 √n
495.96547003158
4 √n
105.09657933332
5 √n
41.425796243593
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
-121998452
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 121998453 can be divided by 8 positive divisors.
The sum of these divisors (counting 121998453) is 1, the average is 0.125.
Base
System
Value
2
Binary
111010001011000110001110101
3
Ternary
22111120011102020
4
Quaternary
13101120301311
5
Quinary
222212422303
6
Senary
20034503353
8
Octal
721306165
10
Decimal
121998453
12
Duodecimal
34a34b59
16
Hexadecimal
7458c75
20
Vigesimal
1i29g2d
36
Base36
20mulx
md5
c1d03759c1b6335bcb9cffe891a36244
sha1
dd8ebe734d0c6206b7e4de19ee9d0a8228cf5fed
sha256
809dd88f6a68142d1759b8523d202f86d5cc6e5bd771a3aa1197f3f97d9faffe
sha512
13a1f9240f1d4f67cd7f5c9af27944348e92548c3c9017180b0a2c3de7a7940c314f6db965ddbadb85361dd51b43908dd15ca8667905cc0b3baf871857755401
ripemd-160
6cf1914748e925647737a0d4b955622d6fc14d79
Diameter
243996906
Circumference
766538887.38824
Area
4.6758279212853E+16
Volume
7.6059169718802E+24
Surface area
1.8703311685141E+17
Circumference
766538887.38824
Perimeter
487993812
Area
14883622534393209
Diagonal
172531866.82114
Surface area
89301735206359254
Volume
1.8157789242319E+24
Space diagonal
211307519.0408
Perimeter
365995359
Area
6.4447976075615E+15
Altitude
105653759.5204
Surface area
6.4447976075615E+15
Volume
2.1399159841E+23
Height
57510622.273712