18016819 is an odd 8-digits composite number following 18016818
and preceding 18016820 . In scientific notation, it is written as 1.8016819 × 10^7.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 17788680 positive integers (up to 18016819) that are relatively prime to 18016819.
18016819 has 4 divisors, whose sum is 18244960
The reverse of 18016819 is 91861081
Previous prime number is 79
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
eighteen million sixteen thousand eight hundred nineteen
Scientific notation
1.8016819 × 10^7
Engineering notation
1.8016819 × 10^6
Prime Factorization
79 × 228061
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
18016819
Product of the distinct prime numbers
The prime factorization of 18016819 is 79 × 228061.
Since it has a total of 2 prime factors.
4 , 8 , 31 , 69 , 405 , 537 , 3374 , 8063 , 23725 , 55081 , 650544 , 515540 , 5624920 , 1525884 , 68421982 , 97744993 , 143956089 , 38652034 , 6952015352 , 7583201293
n×2
36033638
n×3
54050457
n×4
72067276
n×5
90084095
n÷2
9008409.5
n÷3
6005606.3333333
n÷3
4504204.75
n÷5
3603363.8
n2
324605766878761
n3
5.8483633482108E+21
n4
1.0536890389095E+29
n5
1.8984124696316E+36
2 √n
4244.6223624723
3 √n
262.15574039846
4 √n
65.150766399731
5 √n
28.257622768174
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
-18016818
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 18016819 can be divided by 4 positive divisors.
The sum of these divisors (counting 18016819) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000100101110101000110011
3
Ternary
1020220100102121
4
Quaternary
1010232220303
5
Quinary
14103014234
6
Senary
1442055111
8
Octal
104565063
10
Decimal
18016819
12
Duodecimal
604a497
16
Hexadecimal
112ea33
20
Vigesimal
5cc20j
36
Base36
aq5v7
md5
08a9be8d45448c224773406833e15477
sha1
5c6e68e335cd704f38227ad36a99d971322ad258
sha256
3cab12541538de55eb7697ec0047c127168d1c63c7f9736c6a44bf2a28422abe
sha512
6bd891ce34803d9c1888a9cac1252df59e2bd4eab58da27bf45a81075a3763f570733a191d465e24331df5900a0743c9b5356b471a3326f4b44840cfca20bfec
ripemd-160
fc1edaf7678815f382d238ceed33ba97c6cfe6f6
Diameter
36033638
Circumference
113203012.42291
Area
1.0197790925392E+15
Volume
2.4497567107017E+22
Surface area
4.0791163701568E+15
Circumference
113203012.42291
Perimeter
72067276
Area
324605766878761
Diagonal
25479629.780621
Surface area
1947634601272566
Volume
5.8483633482108E+21
Space diagonal
31206045.898772
Perimeter
54050457
Area
1.4055842016597E+14
Altitude
15603022.949386
Surface area
1.4055842016597E+14
Volume
6.8923623039379E+20
Height
8493209.9268738