121899042 is an even 9-digits composite number following 121899041
and preceding 121899043 . In scientific notation, it is written as 1.21899042 × 10^8.
The sum of its digits is 36. It has a total of 5 prime factors and 24 positive divisors.
There are 40427640 positive integers (up to 121899042) that are relatively prime to 121899042.
121899042 has 24 divisors, whose sum is 265449600
The reverse of 121899042 is 240998121
Previous prime number is 199
Is Prime? no
Number parity even
Number length 9
Sum of Digits 36
Digital Root 9
Name
one hundred twenty-one million eight hundred ninety-nine thousand forty-two
Scientific notation
1.21899042 × 10^8
Engineering notation
1.21899042 × 10^6
Prime Factorization
2 × 3 × 3 × 199 × 34031
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
40633014
Product of the distinct prime numbers
The prime factorization of 121899042 is 2 × 3 × 3 × 199 × 34031.
Since it has a total of 5 prime factors.
9 , 9 , 71 , 9 , 740 , 377 , 5283 , 2674 , 41550 , 53563 , 917231 , 909309 , 7230880 , 4479233 , 66715236 , 64299893 , 630098085 , 623431399 , 7960704442 , 3192484311
n×2
243798084
n×3
365697126
n×4
487596168
n×5
609495210
n÷2
60949521
n÷3
40633014
n÷3
30474760.5
n÷5
24379808.4
n2
14859376440517764
n3
1.8113437528165E+24
n4
2.2080106820101E+32
n5
2.691543868628E+40
2 √n
11040.789917393
3 √n
495.83072017705
4 √n
105.07516318042
5 √n
41.419042841935
1 , 2 , 3 , 6 , 9 , 18 , 199 , 398 , 597 , 1194 , 1791 , 3582 , 34031 , 68062 , 102093 , 204186 , 306279 , 612558 , 6772169 , 13544338 , 20316507 , 40633014 , 60949521 , 121899042
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
-121899041
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 121899042 can be divided by 24 positive divisors.
The sum of these divisors (counting 121899042) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
111010001000000100000100010
3
Ternary
22111101010001100
4
Quaternary
13101000200202
5
Quinary
222201232132
6
Senary
20032415230
8
Octal
721004042
10
Decimal
121899042
12
Duodecimal
349a7516
16
Hexadecimal
7440822
20
Vigesimal
1i1h7c2
36
Base36
20kpwi
md5
3b1af33e762b0d6d3b44f84fa74d3397
sha1
23b16123a432bedd1e075d216fc34e3c2f73bf6d
sha256
f73853de82bc148ce97729d64fd9be834421662c52be165aae8975347e05527e
sha512
92a6d3d77080dde9af3759da94a430f9a38efc139b1c45a236ab0adcb7d9afe10620f545fb83dc160a48c3a0eb57a1d4954767c7abb5ce191c76f88d99f4d8e8
ripemd-160
f7f55f832b6e36b52b48f58d31c0c423a61d6fb2
Diameter
243798084
Circumference
765914269.65367
Area
4.6682107862456E+16
Volume
7.5873389692987E+24
Surface area
1.8672843144982E+17
Circumference
765914269.65367
Perimeter
487596168
Area
14859376440517764
Diagonal
172391278.43669
Surface area
89156258643106584
Volume
1.8113437528165E+24
Space diagonal
211135334.13797
Perimeter
365697126
Area
6.4342987409422E+15
Altitude
105567667.06899
Surface area
6.4342987409422E+15
Volume
2.1346890844607E+23
Height
57463759.478896