18893090 is an even 8-digits composite number following 18893089
and preceding 18893091 . In scientific notation, it is written as 1.8893090 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 7557232 positive integers (up to 18893090) that are relatively prime to 18893090.
18893090 has 8 divisors, whose sum is 34007580
The reverse of 18893090 is 09039881
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 38
Digital Root 2
Name
eighteen million eight hundred ninety-three thousand ninety
Scientific notation
1.8893090 × 10^7
Engineering notation
1.8893090 × 10^6
Prime Factorization
2 × 5 × 1889309
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
18893090
Product of the distinct prime numbers
The prime factorization of 18893090 is 2 × 5 × 1889309.
Since it has a total of 3 prime factors.
8 , 4 , 88 , 41 , 188 , 845 , 8424 , 2873 , 84646 , 84801 , 695647 , 433917 , 1862128 , 9398007 , 33107171 , 77281803 , 739332124 , 977894862 , 8138124937 , 9971726234
n×2
37786180
n×3
56679270
n×4
75572360
n×5
94465450
n÷2
9446545
n÷3
6297696.6666667
n÷3
4723272.5
n÷5
3778618
n2
356948849748100
n3
6.7438667436873E+21
n4
1.2741248133649E+29
n5
2.4072154770137E+36
2 √n
4346.6182257014
3 √n
266.33873404382
4 √n
65.928887641924
5 √n
28.52729536202
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-18893089
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 18893090 can be divided by 8 positive divisors.
The sum of these divisors (counting 18893090) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001000000100100100100010
3
Ternary
1022112212110002
4
Quaternary
1020010210202
5
Quinary
14314034330
6
Senary
1512540002
8
Octal
110044442
10
Decimal
18893090
12
Duodecimal
63b1602
16
Hexadecimal
1204922
20
Vigesimal
5i1cea
36
Base36
b8y02
md5
98492e624be905bc7530ccbeb9465f08
sha1
fe6f6ba566fc2b84e0aa0b70e8f5415eef51777a
sha256
665f33db073b97f6697ef95e15667c6ad23cb3b4f8d6f844dcf8a5a3ba0ea5ff
sha512
baf51abda8c3b0e1e6df3df57ad13598484cf91c8b017064ced27c0ce6a42d2a38a5667e26ca202157b372a8762510adf8aada292b743c7768b125520b3b23c4
ripemd-160
ddcbd48be7aaca2f53e84f50a1864688b614ef2a
Diameter
37786180
Circumference
118708785.49522
Area
1.121387884076E+15
Volume
2.8248642958342E+22
Surface area
4.4855515363038E+15
Circumference
118708785.49522
Perimeter
75572360
Area
356948849748100
Diagonal
26718864.113136
Surface area
2141693098488600
Volume
6.7438667436873E+21
Space diagonal
32723791.791971
Perimeter
56679270
Area
1.5456338586674E+14
Altitude
16361895.895986
Surface area
1.5456338586674E+14
Volume
7.9477231764663E+20
Height
8906288.0377118