121382018 is an even 9-digits composite number following 121382017
and preceding 121382019 . In scientific notation, it is written as 1.21382018 × 10^8.
The sum of its digits is 26. It has a total of 2 prime factors and 4 positive divisors.
There are 60691008 positive integers (up to 121382018) that are relatively prime to 121382018.
121382018 has 4 divisors, whose sum is 182073030
The reverse of 121382018 is 810283121
Previous prime number is 2
Is Prime? no
Number parity even
Number length 9
Sum of Digits 26
Digital Root 8
Name
one hundred twenty-one million three hundred eighty-two thousand eighteen
Scientific notation
1.21382018 × 10^8
Engineering notation
1.21382018 × 10^6
Prime Factorization
2 × 60691009
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
121382018
Product of the distinct prime numbers
The prime factorization of 121382018 is 2 × 60691009.
Since it has a total of 2 prime factors.
2 , 6 , 34 , 17 , 549 , 894 , 3571 , 7945 , 4917 , 87732 , 162960 , 593665 , 2394084 , 6750105 , 27654271 , 402139 , 391002183 , 820176853 , 2248122457 , 1427218929
n×2
242764036
n×3
364146054
n×4
485528072
n×5
606910090
n÷2
60691009
n÷3
40460672.666667
n÷3
30345504.5
n÷5
24276403.6
n2
14733594293752324
n3
1.7883934077689E+24
n4
2.1707880081289E+32
n5
2.6349462907689E+40
2 √n
11017.350770489
3 √n
495.12871937337
4 √n
104.96356877741
5 √n
41.383848039898
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-121382017
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 121382018 can be divided by 4 positive divisors.
The sum of these divisors (counting 121382018) is 1, the average is 0.25.
Base
System
Value
2
Binary
111001111000010010010000010
3
Ternary
22110101211211022
4
Quaternary
13033002102002
5
Quinary
222033211033
6
Senary
20013345442
8
Octal
717022202
10
Decimal
121382018
12
Duodecimal
34798282
16
Hexadecimal
73c2482
20
Vigesimal
1hicf0i
36
Base36
209myq
md5
9275a1c51f266749743b222cc9d150be
sha1
076544e617e4d430d3f866a4a72f1a7bd731878f
sha256
11fbea68f4e6ef7d9e36b3ff137ba0adbdfeb1fa08053267ebec3dead81f0114
sha512
5db48591e59aa79a86d8ff0391a773fd7699dc68b3a304c91b777f3af4d565e3f228f4d3966f66c7a033407f31d334a2fb93e80ff09141f21b432b650e27d5c4
ripemd-160
236be42afc937bc1b10cfb767408a1c2fe533694
Diameter
242764036
Circumference
762665712.05341
Area
4.6286951594225E+16
Volume
7.4912047887671E+24
Surface area
1.851478063769E+17
Circumference
762665712.05341
Perimeter
485528072
Area
14733594293752324
Diagonal
171660096.08382
Surface area
88401565762513944
Volume
1.7883934077689E+24
Space diagonal
210239822.30124
Perimeter
364146054
Area
6.3798334737215E+15
Altitude
105119911.15062
Surface area
6.3798334737215E+15
Volume
2.1076418434379E+23
Height
57220032.027938