18996923 is an odd 8-digits composite number following 18996922
and preceding 18996924 . In scientific notation, it is written as 1.8996923 × 10^7.
The sum of its digits is 47. It has a total of 2 prime factors and 4 positive divisors.
There are 17269920 positive integers (up to 18996923) that are relatively prime to 18996923.
18996923 has 4 divisors, whose sum is 20723928
The reverse of 18996923 is 32969981
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 47
Digital Root 2
Name
eighteen million nine hundred ninety-six thousand nine hundred twenty-three
Scientific notation
1.8996923 × 10^7
Engineering notation
1.8996923 × 10^6
Prime Factorization
11 × 1726993
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
18996923
Product of the distinct prime numbers
The prime factorization of 18996923 is 11 × 1726993.
Since it has a total of 2 prime factors.
1 , 3 , 39 , 34 , 858 , 787 , 4796 , 2236 , 9410 , 12170 , 450980 , 944343 , 9994374 , 4361218 , 31708679 , 12504496 , 945490755 , 530724110 , 847595726 , 2786466975
n×2
37993846
n×3
56990769
n×4
75987692
n×5
94984615
n÷2
9498461.5
n÷3
6332307.6666667
n÷3
4749230.75
n÷5
3799384.6
n2
360883083467929
n3
6.8556681486428E+21
n4
1.3023659993332E+29
n5
2.4740946607151E+36
2 √n
4358.5459731429
3 √n
266.82575940703
4 √n
66.019284857857
5 √n
28.558582826789
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-18996922
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 18996923 can be divided by 4 positive divisors.
The sum of these divisors (counting 18996923) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001000011101111010111011
3
Ternary
1022202010212202
4
Quaternary
1020131322323
5
Quinary
14330400143
6
Senary
1515100415
8
Octal
110357273
10
Decimal
18996923
12
Duodecimal
644170b
16
Hexadecimal
121debb
20
Vigesimal
5iec63
36
Base36
bb64b
md5
53668b9723760bd0302f08e0a2911712
sha1
d4a7ef8279c01de8046708c646f9dd09a79d7ccf
sha256
f64935a8caf80dfdef8dd42914f623bc450770c3f4e568082978a6f5e43a57ab
sha512
9d9c46ec0f85608ae2f39983ac7979df6ed7b21c32033b56422073f31760f7670443235d8afdeb4b728fd1bbf76bb9dedb5bac14d69cca28e58db31e68df1e99
ripemd-160
78d4f5de00eddd5d994e5c50d3139e8f67ecd60e
Diameter
37993846
Circumference
119361187.47522
Area
1.1337476438277E+15
Volume
2.8716955588301E+22
Surface area
4.5349905753107E+15
Circumference
119361187.47522
Perimeter
75987692
Area
360883083467929
Diagonal
26865706.149957
Surface area
2165298500807574
Volume
6.8556681486428E+21
Space diagonal
32903635.823474
Perimeter
56990769
Area
1.5626695903964E+14
Altitude
16451817.911737
Surface area
1.5626695903964E+14
Volume
8.0794823957833E+20
Height
8955235.3833191