121998546 is an even 9-digits composite number following 121998545
and preceding 121998547 . In scientific notation, it is written as 1.21998546 × 10^8.
The sum of its digits is 45. It has a total of 5 prime factors and 32 positive divisors.
There are 39072672 positive integers (up to 121998546) that are relatively prime to 121998546.
121998546 has 32 divisors, whose sum is 211438080
The reverse of 121998546 is 645899121
Previous prime number is 83
Is Prime? no Number parity even Number length 9 Sum of Digits 45 Digital Root 9
Name
one hundred twenty-one million nine hundred ninety-eight thousand five hundred forty-six
Scientific notation
1.21998546 × 10^8
Engineering notation
1.21998546 × 10^6
Prime Factorization
2 × 9 × 37 × 83 × 2207
Composite number
ω Distinct Factors
5 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
121998546 Product of the distinct prime numbers
The prime factorization of 121998546 is 2 × 9 × 37 × 83 × 2207.
Since it has a total of 5 prime factors.
4 , 5 , 26 , 14 , 636 , 453 , 3734 , 9112 , 63820 , 33959 , 84939 , 341814 , 6191194 , 4903097 , 81799927 , 16420977 , 770202217 , 432994381 , 4469491529 , 6250250486
n×2
243997092
n×3
365995638
n×4
487994184
n×5
609992730
n÷2
60999273
n÷3
40666182
n÷3
30499636.5
n÷5
24399709.2
n2
14883645226114116
n3
1.8157830767658E+24
n4
2.2152289521683E+32
n5
2.7025471122164E+40
2 √n11045.295197504
3 √n495.96559605716
4 √n105.09659936222
5 √n41.425802559408
1 , 2 , 9 , 18 , 37 , 74 , 83 , 166 , 333 , 666 , 747 , 1494 , 2207 , 3071 , 4414 , 6142 , 19863 , 27639 , 39726 , 55278 , 81659 , 163318 , 183181 , 366362 , 734931 , 1469862 , 1648629 , 3297258 , 6777697 , 13555394 , 60999273 , 121998546
32 divisors
τ Total Divisors
32 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-121998545 Sum of the proper positive divisors of n
A Arithmetic Mean
0.03125 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
32 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 121998546 can be divided by 32 positive divisors.
The sum of these divisors (counting 121998546) is 1, the average is 0.03125.
Base
System
Value
2
Binary
111010001011000110011010010
3
Ternary
22111120011112200
4
Quaternary
13101120303102
5
Quinary
222212423141
6
Senary
20034504030
8
Octal
721306322
10
Decimal
121998546
12
Duodecimal
34a35016
16
Hexadecimal
7458cd2
20
Vigesimal
1i29g76
36
Base36
20muoi
md5
4c49856234b088f87413cce37f8cc1f1
sha1
63d17336f2d1d913bb72e09ba6143888c17b7fb7
sha256
4aea87b935f2ff5bb4a3f444a667277b6bf959a1d7c778389cc69bfdcb492bf0
sha512
77ad37c8177aa36cda454fafc064d1c4d741c9f5a998eec5afe6c97f0313c74913ca4cbef222b0a9aeee67a4deec9244aa7bab4550c48795d300325df5a46cec
ripemd-160
92d1700cf21a36218eb06ddc0ff070ea3c379667
Diameter
243997092
Circumference
766539471.72447
Area
4.6758350500997E+16
Volume
7.6059343659733E+24
Surface area
1.8703340200399E+17
Circumference
766539471.72447
Perimeter
487994184
Area
14883645226114116
Diagonal
172531998.343
Surface area
89301871356684696
Volume
1.8157830767658E+24
Space diagonal
211307680.12153
Perimeter
365995638
Area
6.4448074333649E+15
Altitude
105653840.06076
Surface area
6.4448074333649E+15
Volume
2.1399208779081E+23
Height
57510666.114333