18348021 is an odd 8-digits composite number following 18348020
and preceding 18348022 . In scientific notation, it is written as 1.8348021 × 10^7.
The sum of its digits is 27. It has a total of 4 prime factors and 12 positive divisors.
There are 12206376 positive integers (up to 18348021) that are relatively prime to 18348021.
18348021 has 12 divisors, whose sum is 26558272
The reverse of 18348021 is 12084381
Previous prime number is 547
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
eighteen million three hundred forty-eight thousand twenty-one
Scientific notation
1.8348021 × 10^7
Engineering notation
1.8348021 × 10^6
Prime Factorization
3 × 3 × 547 × 3727
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
6116007
Product of the distinct prime numbers
The prime factorization of 18348021 is 3 × 3 × 547 × 3727.
Since it has a total of 4 prime factors.
10 , 9 , 62 , 18 , 86 , 43 , 9973 , 6337 , 69000 , 90657 , 953247 , 793127 , 1211747 , 820294 , 3038393 , 60313515 , 904226269 , 677797290 , 5950198652 , 7094529855
n×2
36696042
n×3
55044063
n×4
73392084
n×5
91740105
n÷2
9174010.5
n÷3
6116007
n÷3
4587005.25
n÷5
3669604.2
n2
336649874616441
n3
6.1768589691098E+21
n4
1.1333313807927E+29
n5
2.0794387974743E+36
2 √n
4283.4589994536
3 √n
263.75239353039
4 √n
65.448139770765
5 √n
28.360758758796
1 , 3 , 9 , 547 , 1641 , 3727 , 4923 , 11181 , 33543 , 2038669 , 6116007 , 18348021
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-18348020
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 18348021 can be divided by 12 positive divisors.
The sum of these divisors (counting 18348021) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1000101111111011111110101
3
Ternary
1021112011202100
4
Quaternary
1011333133311
5
Quinary
14144114041
6
Senary
1453132313
8
Octal
105773765
10
Decimal
18348021
12
Duodecimal
618a099
16
Hexadecimal
117f7f5
20
Vigesimal
5eda11
36
Base36
ax9f9
md5
c58f98f451584280fa18a3f87fa90464
sha1
78d04ffc01485dd647d848445375f576398f133b
sha256
c9a8ac3f58fb2b69c05ea6676bdcf5ce0c491bec207b684e26fe1fe51983f5ed
sha512
6a44e6364fc06b36703435e046c080e6c73ca37724ed973ef0cdc29b4425308e1ba2d5a31d2e061c82ebc1112a8819e23235c4cc8086bbf2960274b29e5d6565
ripemd-160
0104c1518af5286cca01be701bb3190c4921f296
Diameter
36696042
Circumference
115284015.96302
Area
1.0576167729269E+15
Volume
2.5873566346154E+22
Surface area
4.2304670917077E+15
Circumference
115284015.96302
Perimeter
73392084
Area
336649874616441
Diagonal
25948020.140906
Surface area
2019899247698646
Volume
6.1768589691098E+21
Space diagonal
31779704.590341
Perimeter
55044063
Area
1.4577367179934E+14
Altitude
15889852.29517
Surface area
1.4577367179934E+14
Volume
7.2794981058175E+20
Height
8649340.0469688