121998944 is an even 9-digits composite number following 121998943
and preceding 121998945 . In scientific notation, it is written as 1.21998944 × 10^8.
The sum of its digits is 47. It has a total of 7 prime factors and 24 positive divisors.
There are 59511040 positive integers (up to 121998944) that are relatively prime to 121998944.
121998944 has 24 divisors, whose sum is 246046248
The reverse of 121998944 is 449899121
Previous prime number is 41
Is Prime? no
Number parity even
Number length 9
Sum of Digits 47
Digital Root 2
Name
one hundred twenty-one million nine hundred ninety-eight thousand nine hundred forty-four
Scientific notation
1.21998944 × 10^8
Engineering notation
1.21998944 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2 × 41 × 92987
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
7
Total number of prime factors
rad
Radical
7624934
Product of the distinct prime numbers
The prime factorization of 121998944 is 2 × 2 × 2 × 2 × 2 × 41 × 92987.
Since it has a total of 7 prime factors.
6 , 1 , 6 , 1 , 741 , 893 , 9203 , 7466 , 32348 , 54244 , 625565 , 799479 , 5804974 , 7581067 , 29815331 , 9157959 , 172337560 , 803204166 , 6829886968 , 8951900169
n×2
243997888
n×3
365996832
n×4
487995776
n×5
609994720
n÷2
60999472
n÷3
40666314.666667
n÷3
30499736
n÷5
24399788.8
n2
14883742337115136
n3
1.8158008478961E+24
n4
2.2152578595763E+32
n5
2.7025911955601E+40
2 √n
11045.31321421
3 √n
495.96613539171
4 √n
105.09668507717
5 √n
41.425829588333
1 , 2 , 4 , 8 , 16 , 32 , 41 , 82 , 164 , 328 , 656 , 1312 , 92987 , 185974 , 371948 , 743896 , 1487792 , 2975584 , 3812467 , 7624934 , 15249868 , 30499736 , 60999472 , 121998944
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-121998943
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 121998944 can be divided by 24 positive divisors.
The sum of these divisors (counting 121998944) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
111010001011000111001100000
3
Ternary
22111120012002102
4
Quaternary
13101120321200
5
Quinary
222212431234
6
Senary
20034505532
8
Octal
721307140
10
Decimal
121998944
12
Duodecimal
34a352a8
16
Hexadecimal
7458e60
20
Vigesimal
1i29h74
36
Base36
20muzk
md5
23814fbbc987c17ef4b6a136a67d0feb
sha1
0eec39d8e715d1943e1e8023d3b0aa7facc63da7
sha256
78f65aac05172a2c972eebd8660f135d0367d981ed174491eeab292b0f8f6c1a
sha512
96bbea51ffd126175f79711833cefb25791fd19ddf7c6d622feb7290d8db54d94af44ef97b2d992c1802d51ed4d2c1f9992e57d3d25009b44429143b057023db
ripemd-160
89472caf9c6397027f1e848b23b42955b03a7a3c
Diameter
243997888
Circumference
766541972.43223
Area
4.6758655584204E+16
Volume
7.6060088055102E+24
Surface area
1.8703462233682E+17
Circumference
766541972.43223
Perimeter
487995776
Area
14883742337115136
Diagonal
172532561.2
Surface area
89302454022690816
Volume
1.8158008478961E+24
Space diagonal
211308369.47775
Perimeter
365996832
Area
6.4448494836618E+15
Altitude
105654184.73888
Surface area
6.4448494836618E+15
Volume
2.1399418213861E+23
Height
57510853.733332