18996866 is an even 8-digits composite number following 18996865
and preceding 18996867 . In scientific notation, it is written as 1.8996866 × 10^7.
The sum of its digits is 53. It has a total of 3 prime factors and 8 positive divisors.
There are 8141508 positive integers (up to 18996866) that are relatively prime to 18996866.
18996866 has 8 divisors, whose sum is 32566080
The reverse of 18996866 is 66869981
Previous prime number is 7
Is Prime? no
Number parity even
Number length 8
Sum of Digits 53
Digital Root 8
Name
eighteen million nine hundred ninety-six thousand eight hundred sixty-six
Scientific notation
1.8996866 × 10^7
Engineering notation
1.8996866 × 10^6
Prime Factorization
2 × 7 × 1356919
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
18996866
Product of the distinct prime numbers
The prime factorization of 18996866 is 2 × 7 × 1356919.
Since it has a total of 3 prime factors.
7 , 10 , 17 , 39 , 358 , 458 , 2147 , 9252 , 62892 , 17366 , 444156 , 774839 , 9079669 , 9723622 , 71755395 , 86077490 , 592159554 , 299267981 , 3123867673 , 8388697150
n×2
37993732
n×3
56990598
n×4
75987464
n×5
94984330
n÷2
9498433
n÷3
6332288.6666667
n÷3
4749216.5
n÷5
3799373.2
n2
360880917821956
n3
6.8556064378207E+21
n4
1.3023503684802E+29
n5
2.4740575435068E+36
2 √n
4358.5394342601
3 √n
266.82549253778
4 √n
66.019235335318
5 √n
28.558565688843
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
-18996865
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 18996866 can be divided by 8 positive divisors.
The sum of these divisors (counting 18996866) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001000011101111010000010
3
Ternary
1022202010210122
4
Quaternary
1020131322002
5
Quinary
14330344431
6
Senary
1515100242
8
Octal
110357202
10
Decimal
18996866
12
Duodecimal
6441682
16
Hexadecimal
121de82
20
Vigesimal
5iec36
36
Base36
bb62q
md5
7e668ef298c65132a5d02f9e57547575
sha1
5774573d6e5cd40d72fb8c3e119eda2534e17612
sha256
48ef16e3d641103da7d46e21218375cbc39a5350d9a7dbac906479a2377f81b6
sha512
1cf4149a862069f7a10d480b597034f8688bee263304aaa860fd0c7ff941600b01878b49626a3e60780f61eeaee0491591af3b322dea2269d4b643b7b51fff26
ripemd-160
8f815822d12b4f3607c07fc5dbe5baf4487e1d06
Diameter
37993732
Circumference
119360829.33366
Area
1.1337408402502E+15
Volume
2.8716697094614E+22
Surface area
4.5349633610008E+15
Circumference
119360829.33366
Perimeter
75987464
Area
360880917821956
Diagonal
26865625.539784
Surface area
2165285506931736
Volume
6.8556064378207E+21
Space diagonal
32903537.096578
Perimeter
56990598
Area
1.5626602128743E+14
Altitude
16451768.548289
Surface area
1.5626602128743E+14
Volume
8.079409668882E+20
Height
8955208.5132614