121962018 is an even 9-digits composite number following 121962017
and preceding 121962019 . In scientific notation, it is written as 1.21962018 × 10^8.
The sum of its digits is 30. It has a total of 4 prime factors and 16 positive divisors.
There are 39708480 positive integers (up to 121962018) that are relatively prime to 121962018.
121962018 has 16 divisors, whose sum is 249597216
The reverse of 121962018 is 810269121
Previous prime number is 43
Is Prime? no
Number parity even
Number length 9
Sum of Digits 30
Digital Root 3
Name
one hundred twenty-one million nine hundred sixty-two thousand eighteen
Scientific notation
1.21962018 × 10^8
Engineering notation
1.21962018 × 10^6
Prime Factorization
2 × 3 × 43 × 472721
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
121962018
Product of the distinct prime numbers
The prime factorization of 121962018 is 2 × 3 × 43 × 472721.
Since it has a total of 4 prime factors.
9 , 10 , 55 , 77 , 282 , 340 , 3737 , 2982 , 27442 , 33304 , 900542 , 549982 , 2104658 , 5992071 , 73031130 , 64782689 , 235614773 , 802704501 , 1508135138 , 1384655501
n×2
243924036
n×3
365886054
n×4
487848072
n×5
609810090
n÷2
60981009
n÷3
40654006
n÷3
30490504.5
n÷5
24392403.6
n2
14874733834632324
n3
1.8141525556846E+24
n4
2.2125770665116E+32
n5
2.6985036401227E+40
2 √n
11043.641518992
3 √n
495.91609153352
4 √n
105.08873164613
5 √n
41.423321574138
1 , 2 , 3 , 6 , 43 , 86 , 129 , 258 , 472721 , 945442 , 1418163 , 2836326 , 20327003 , 40654006 , 60981009 , 121962018
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-121962017
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 121962018 can be divided by 16 positive divisors.
The sum of these divisors (counting 121962018) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111010001001111111000100010
3
Ternary
22111111022102210
4
Quaternary
13101033320202
5
Quinary
222210241033
6
Senary
20034022550
8
Octal
721177042
10
Decimal
121962018
12
Duodecimal
34a17a56
16
Hexadecimal
744fe22
20
Vigesimal
1i2550i
36
Base36
20m2hu
md5
a31b3835c2c2806d8edae4f1e3e53272
sha1
d7b82d42ffc72bdbfcb4c7a2bb3178dddcc5e3a7
sha256
9df85fdffdbe95e7fe85ce2b3ffb62f934b290999ef251874906e1a063ac1b83
sha512
d46c246ff0e46697916d595e5057f272cc10242fc2ad37a6e9a124d4ca59d3da2ac147de792f40ddad10d3bd4fb3673e2b1c5636c75cefd00f01736dd8e9878f
ripemd-160
77200555c0915462f21cdb34297b0a8acf7b9670
Diameter
243924036
Circumference
766309959.53157
Area
4.6730354538984E+16
Volume
7.59910445524E+24
Surface area
1.8692141815594E+17
Circumference
766309959.53157
Perimeter
487848072
Area
14874733834632324
Diagonal
172480339.94999
Surface area
89248403007793944
Volume
1.8141525556846E+24
Space diagonal
211244411.76963
Perimeter
365886054
Area
6.4409486876618E+15
Altitude
105622205.88481
Surface area
6.4409486876618E+15
Volume
2.1379992903859E+23
Height
57493446.649997