121492018 is an even 9-digits composite number following 121492017
and preceding 121492019 . In scientific notation, it is written as 1.21492018 × 10^8.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 60394704 positive integers (up to 121492018) that are relatively prime to 121492018.
121492018 has 8 divisors, whose sum is 183291948
The reverse of 121492018 is 810294121
Previous prime number is 173
Is Prime? no
Number parity even
Number length 9
Sum of Digits 28
Digital Root 1
Name
one hundred twenty-one million four hundred ninety-two thousand eighteen
Scientific notation
1.21492018 × 10^8
Engineering notation
1.21492018 × 10^6
Prime Factorization
2 × 173 × 351133
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
121492018
Product of the distinct prime numbers
The prime factorization of 121492018 is 2 × 173 × 351133.
Since it has a total of 3 prime factors.
9 , 8 , 68 , 53 , 636 , 300 , 4666 , 3428 , 73366 , 50681 , 729774 , 37229 , 641921 , 2512645 , 42040406 , 81810474 , 264649500 , 341675279 , 6126105058 , 9676297931
n×2
242984036
n×3
364476054
n×4
485968072
n×5
607460090
n÷2
60746009
n÷3
40497339.333333
n÷3
30373004.5
n÷5
24298403.6
n2
14760310437712324
n3
1.7932599013841E+24
n4
2.1786676421764E+32
n5
2.6469072839931E+40
2 √n
11022.341765705
3 √n
495.27824101301
4 √n
104.98734097835
5 √n
41.391345977586
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
-121492017
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 121492018 can be divided by 8 positive divisors.
The sum of these divisors (counting 121492018) is 1, the average is 0.125.
Base
System
Value
2
Binary
111001111011101001000110010
3
Ternary
22110121102201101
4
Quaternary
13033131020302
5
Quinary
222100221033
6
Senary
20015555014
8
Octal
717351062
10
Decimal
121492018
12
Duodecimal
3482ba6a
16
Hexadecimal
73dd232
20
Vigesimal
1hj6a0i
36
Base36
20bzua
md5
33443b01a92d03494c7a26968515d0b1
sha1
3b7e411bfed65b6873c8ad9316bd3d7cabaf0287
sha256
5853b4b44042cdc0bf289224ed873e3409793d14d67357803d2feaf690d0cf22
sha512
7a5966031e8847729dec3dd42e8a986e3236e5b7f760e7c3a14613054e0d85352910584a83b4fc6505b937feacd338089edaf3a873a53a5459a45480cda02e40
ripemd-160
4121cbffd5860b01d6599cb742b870d2ae3cedea
Diameter
242984036
Circumference
763356862.4372
Area
4.6370882835822E+16
Volume
7.5115895095541E+24
Surface area
1.8548353134329E+17
Circumference
763356862.4372
Perimeter
485968072
Area
14760310437712324
Diagonal
171815659.57568
Surface area
88561862626273944
Volume
1.7932599013841E+24
Space diagonal
210430347.89007
Perimeter
364476054
Area
6.3914019034017E+15
Altitude
105215173.94504
Surface area
6.3914019034017E+15
Volume
2.1133770611644E+23
Height
57271886.525225