18994089 is an odd 8-digits composite number following 18994088
and preceding 18994090 . In scientific notation, it is written as 1.8994089 × 10^7.
The sum of its digits is 48. It has a total of 4 prime factors and 16 positive divisors.
There are 12192768 positive integers (up to 18994089) that are relatively prime to 18994089.
18994089 has 16 divisors, whose sum is 26282432
The reverse of 18994089 is 98049981
Previous prime number is 43
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 48
Digital Root 3
Name
eighteen million nine hundred ninety-four thousand eighty-nine
Scientific notation
1.8994089 × 10^7
Engineering notation
1.8994089 × 10^6
Prime Factorization
3 × 73 × 43 × 2017
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
18994089
Product of the distinct prime numbers
The prime factorization of 18994089 is 3 × 73 × 43 × 2017.
Since it has a total of 4 prime factors.
9 , 7 , 90 , 4 , 766 , 349 , 48 , 6637 , 67699 , 23157 , 110585 , 821077 , 9832265 , 3960892 , 10534090 , 69915709 , 534109203 , 683258702 , 4661768359 , 9444833334
n×2
37988178
n×3
56982267
n×4
75976356
n×5
94970445
n÷2
9497044.5
n÷3
6331363
n÷3
4748522.25
n÷5
3798817.8
n2
360775416939921
n3
6.852600378369E+21
n4
1.3015890146817E+29
n5
2.4722497586287E+36
2 √n
4358.2208525957
3 √n
266.81249020885
4 √n
66.016822496964
5 √n
28.557730690327
1 , 3 , 43 , 73 , 129 , 219 , 2017 , 3139 , 6051 , 9417 , 86731 , 147241 , 260193 , 441723 , 6331363 , 18994089
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
-18994088
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 18994089 can be divided by 16 positive divisors.
The sum of these divisors (counting 18994089) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001000011101001110101001
3
Ternary
1022201222222210
4
Quaternary
1020131032221
5
Quinary
14330302324
6
Senary
1515035333
8
Octal
110351651
10
Decimal
18994089
12
Duodecimal
643bb49
16
Hexadecimal
121d3a9
20
Vigesimal
5ie549
36
Base36
bb3xl
md5
5f6d8e7e4ad38c3558e31fcfbef00d20
sha1
4a50b2a6f8d78b2b48ec510ce3edb8c7f43b2453
sha256
9a3d23c7f8de65bcf7f66e3ee78ec330db1965450e78506251f5a2fcd33306e4
sha512
ec0499d492c90a976d110131f12509ce103ad6d958e28f6c0bce89a39e280de72a89632764d281b772c8b0ddb9bddde090ceb2d87e2c504fec0c6e40f586ee6b
ripemd-160
c2e9a03faef7253bff5b636840a6f4630ae291fe
Diameter
37988178
Circumference
119343380.92806
Area
1.1334093994543E+15
Volume
2.8704105342227E+22
Surface area
4.533637597817E+15
Circumference
119343380.92806
Perimeter
75976356
Area
360775416939921
Diagonal
26861698.268722
Surface area
2164652501639526
Volume
6.852600378369E+21
Space diagonal
32898727.191485
Perimeter
56982267
Area
1.5622033806545E+14
Altitude
16449363.595743
Surface area
1.5622033806545E+14
Volume
8.0758669938437E+20
Height
8953899.4229072