18089919 is an odd 8-digits composite number following 18089918
and preceding 18089920 . In scientific notation, it is written as 1.8089919 × 10^7.
The sum of its digits is 45. It has a total of 5 prime factors and 32 positive divisors.
There are 11303712 positive integers (up to 18089919) that are relatively prime to 18089919.
18089919 has 32 divisors, whose sum is 28512000
The reverse of 18089919 is 91998081
Previous prime number is 179
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
eighteen million eighty-nine thousand nine hundred nineteen
Scientific notation
1.8089919 × 10^7
Engineering notation
1.8089919 × 10^6
Prime Factorization
3 × 9 × 19 × 179 × 197
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
18089919
Product of the distinct prime numbers
The prime factorization of 18089919 is 3 × 9 × 19 × 179 × 197.
Since it has a total of 5 prime factors.
1 , 4 , 60 , 77 , 128 , 760 , 8471 , 3748 , 45629 , 36263 , 746287 , 984133 , 2101376 , 134054 , 1801667 , 37813598 , 112681307 , 854443396 , 2046585380 , 7303904719
n×2
36179838
n×3
54269757
n×4
72359676
n×5
90449595
n÷2
9044959.5
n÷3
6029973
n÷3
4522479.75
n÷5
3617983.8
n2
327245169426561
n3
5.9198386080678E+21
n4
1.0708940091302E+29
n5
1.937238588275E+36
2 √n
4253.2245414509
3 √n
262.50981187814
4 √n
65.216750466815
5 √n
28.280515688283
1 , 3 , 9 , 19 , 27 , 57 , 171 , 179 , 197 , 513 , 537 , 591 , 1611 , 1773 , 3401 , 3743 , 4833 , 5319 , 10203 , 11229 , 30609 , 33687 , 35263 , 91827 , 101061 , 105789 , 317367 , 669997 , 952101 , 2009991 , 6029973 , 18089919
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
-18089918
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 18089919 can be divided by 32 positive divisors.
The sum of these divisors (counting 18089919) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1000101000000011110111111
3
Ternary
1021001001201000
4
Quaternary
1011000132333
5
Quinary
14112334134
6
Senary
1443421343
8
Octal
105003677
10
Decimal
18089919
12
Duodecimal
6084853
16
Hexadecimal
11407bf
20
Vigesimal
5d14fj
36
Base36
arq9r
md5
2103a6da0342cbe054722f6a4614cfd4
sha1
ac338b3b8119ac90c0c5b5ea1d1283e28c27ac69
sha256
6d24eb1084d85ee6b9f907ffb05f0d488c087d080b7762805d624e04e36041ac
sha512
d0b8d9ffeeb634667b52de43ecd29f4313e8abb0fdbd90ec421babb8317d61240a374b2c46a56e7dcc2230e5ba6eee256782818ac86a485cc18844f91bdcf868
ripemd-160
dfab69d2527e9e28ba4ddfb619faa4cd3007bc0f
Diameter
36179838
Circumference
113662313.26887
Area
1.0280710201932E+15
Volume
2.4796961975391E+22
Surface area
4.1122840807729E+15
Circumference
113662313.26887
Perimeter
72359676
Area
327245169426561
Diagonal
25583008.792031
Surface area
1963471016559366
Volume
5.9198386080678E+21
Space diagonal
31332658.812806
Perimeter
54269757
Area
1.4170131499457E+14
Altitude
15666329.406403
Surface area
1.4170131499457E+14
Volume
6.9765967054911E+20
Height
8527669.5973436