18996556 is an even 8-digits composite number following 18996555
and preceding 18996557 . In scientific notation, it is written as 1.8996556 × 10^7.
The sum of its digits is 49. It has a total of 3 prime factors and 6 positive divisors.
There are 9498276 positive integers (up to 18996556) that are relatively prime to 18996556.
18996556 has 6 divisors, whose sum is 33243980
The reverse of 18996556 is 65569981
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 49
Digital Root 4
Name
eighteen million nine hundred ninety-six thousand five hundred fifty-six
Scientific notation
1.8996556 × 10^7
Engineering notation
1.8996556 × 10^6
Prime Factorization
2 × 2 × 4749139
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
9498278
Product of the distinct prime numbers
The prime factorization of 18996556 is 2 × 2 × 4749139.
Since it has a total of 3 prime factors.
9 , 2 , 46 , 28 , 297 , 40 , 9566 , 6938 , 15492 , 42547 , 109384 , 31423 , 4209424 , 2753881 , 27147846 , 81063564 , 801518892 , 867773221 , 205337526 , 8053954549
n×2
37993112
n×3
56989668
n×4
75986224
n×5
94982780
n÷2
9498278
n÷3
6332185.3333333
n÷3
4749139
n÷5
3799311.2
n2
360869139861136
n3
6.8552708240439E+21
n4
1.3022653610412E+29
n5
2.4738556857879E+36
2 √n
4358.5038717431
3 √n
266.8240411343
4 √n
66.018966000257
5 √n
28.558472481752
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-18996555
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 18996556 can be divided by 6 positive divisors.
The sum of these divisors (counting 18996556) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1001000011101110101001100
3
Ternary
1022202010101011
4
Quaternary
1020131311030
5
Quinary
14330342211
6
Senary
1515055004
8
Octal
110356514
10
Decimal
18996556
12
Duodecimal
6441464
16
Hexadecimal
121dd4c
20
Vigesimal
5ieb7g
36
Base36
bb5u4
md5
9170c00adc130b56164764a4195016a9
sha1
c8bfe89a93df256049b744f61f19c95aeba9b937
sha256
b44942ecaba304b2fe8af82e9f543dd6201d165f8a0d6c93ad7995f98931cfb9
sha512
9db523699358500e58e67a7a3410a23a35c4de97f4e7548e4f62c6185353607398db3745fa8779adf25349d4b6bcb555591e375554951328dffccda2b1404933
ripemd-160
0fb7a64605854bec491e3d94f8573dca1a8aede4
Diameter
37993112
Circumference
119358881.54621
Area
1.133703838695E+15
Volume
2.8715291278913E+22
Surface area
4.53481535478E+15
Circumference
119358881.54621
Perimeter
75986224
Area
360869139861136
Diagonal
26865187.13358
Surface area
2165214839166816
Volume
6.8552708240439E+21
Space diagonal
32903000.160827
Perimeter
56989668
Area
1.5626092128079E+14
Altitude
16451500.080414
Surface area
1.5626092128079E+14
Volume
8.0790141442529E+20
Height
8955062.37786