18996969 is an odd 8-digits composite number following 18996968
and preceding 18996970 . In scientific notation, it is written as 1.8996969 × 10^7.
The sum of its digits is 57. It has a total of 3 prime factors and 8 positive divisors.
There are 12650960 positive integers (up to 18996969) that are relatively prime to 18996969.
18996969 has 8 divisors, whose sum is 25356672
The reverse of 18996969 is 96969981
Previous prime number is 1103
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 57
Digital Root 3
Name
eighteen million nine hundred ninety-six thousand nine hundred sixty-nine
Scientific notation
1.8996969 × 10^7
Engineering notation
1.8996969 × 10^6
Prime Factorization
3 × 1103 × 5741
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
18996969
Product of the distinct prime numbers
The prime factorization of 18996969 is 3 × 1103 × 5741.
Since it has a total of 3 prime factors.
10 , 2 , 46 , 21 , 130 , 121 , 5355 , 8392 , 42135 , 12261 , 640969 , 354697 , 3178120 , 433362 , 66558545 , 79571242 , 166381553 , 302890064 , 2582601532 , 2463047194
n×2
37993938
n×3
56990907
n×4
75987876
n×5
94984845
n÷2
9498484.5
n÷3
6332323
n÷3
4749242.25
n÷5
3799393.8
n2
360884831186961
n3
6.8557179506289E+21
n4
1.3023786138084E+29
n5
2.4741246152781E+36
2 √n
4358.5512501289
3 √n
266.8259747748
4 √n
66.019324823334
5 √n
28.558596657382
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
-18996968
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 18996969 can be divided by 8 positive divisors.
The sum of these divisors (counting 18996969) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001000011101111011101001
3
Ternary
1022202010221110
4
Quaternary
1020131323221
5
Quinary
14330400334
6
Senary
1515100533
8
Octal
110357351
10
Decimal
18996969
12
Duodecimal
6441749
16
Hexadecimal
121dee9
20
Vigesimal
5iec89
36
Base36
bb65l
md5
e5b3d1dd18bc7c2260f649de935de56d
sha1
afc955d4f715f128bf765a1b874db7620b06b875
sha256
64a891a7cb9512d4ae68e6de71a50d8747d337ca4e5ba72db24c13b9056ef44d
sha512
92e962dd3a1925861ca7f445ae85b70ce63d53c63ab7ef3eb50938aa0a14c4835c93b5af68de13c9920429e73766c7c27e5fc79a0c638b6e592316870135a793
ripemd-160
31c37ebfdd7219331e238b3d1e1b82f3ec46a0cb
Diameter
37993938
Circumference
119361476.50175
Area
1.1337531344489E+15
Volume
2.8717164198373E+22
Surface area
4.5350125377958E+15
Circumference
119361476.50175
Perimeter
75987876
Area
360884831186961
Diagonal
26865771.203781
Surface area
2165308987121766
Volume
6.8557179506289E+21
Space diagonal
32903715.497811
Perimeter
56990907
Area
1.5626771582418E+14
Altitude
16451857.748905
Surface area
1.5626771582418E+14
Volume
8.0795410879868E+20
Height
8955257.0679271