18998002 is an even 8-digits composite number following 18998001
and preceding 18998003 . In scientific notation, it is written as 1.8998002 × 10^7.
The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors.
There are 9278052 positive integers (up to 18998002) that are relatively prime to 18998002.
18998002 has 8 divisors, whose sum is 29159856
The reverse of 18998002 is 20089981
Previous prime number is 43
Is Prime? no
Number parity even
Number length 8
Sum of Digits 37
Digital Root 1
Name
eighteen million nine hundred ninety-eight thousand two
Scientific notation
1.8998002 × 10^7
Engineering notation
1.8998002 × 10^6
Prime Factorization
2 × 43 × 220907
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
18998002
Product of the distinct prime numbers
The prime factorization of 18998002 is 2 × 43 × 220907.
Since it has a total of 3 prime factors.
3 , 9 , 81 , 63 , 79 , 37 , 3490 , 5370 , 33032 , 56778 , 479563 , 803308 , 3843607 , 9273051 , 11010531 , 66070270 , 539187257 , 261606586 , 3308975136 , 5507176602
n×2
37996004
n×3
56994006
n×4
75992008
n×5
94990010
n÷2
9499001
n÷3
6332667.3333333
n÷3
4749500.5
n÷5
3799600.4
n2
360924079992004
n3
6.8568363935363E+21
n4
1.3026619151807E+29
n5
2.4747973669928E+36
2 √n
4358.669751197
3 √n
266.83081109432
4 √n
66.020222289818
5 √n
28.558907237335
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
-18998001
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 18998002 can be divided by 8 positive divisors.
The sum of these divisors (counting 18998002) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001000011110001011110010
3
Ternary
1022202012100201
4
Quaternary
1020132023302
5
Quinary
14330414002
6
Senary
1515105414
8
Octal
110361362
10
Decimal
18998002
12
Duodecimal
644226a
16
Hexadecimal
121e2f2
20
Vigesimal
5ief02
36
Base36
bb6ya
md5
48af2668d6728c042ccadd9570674195
sha1
c551feed3679983e181235cb0ef2e091446478a4
sha256
2d94242eb5f16fc81a402035f874ac0f9d044c055fa8fed7104347a4ea61698d
sha512
e75fce95bcb7555ffcf12d194c3a5308264c762c72f930457d3c48def68d13dd9608990f45d24795a1bb66ef6225b15966f1a5fe0788540eb1bb6015e4c9a3bc
ripemd-160
6001ac494ef54386b040bf3d6e7cbc2695d6914b
Diameter
37996004
Circumference
119367967.03217
Area
1.1338764382065E+15
Volume
2.8721849121067E+22
Surface area
4.5355057528261E+15
Circumference
119367967.03217
Perimeter
75992008
Area
360924079992004
Diagonal
26867232.086391
Surface area
2165544479952024
Volume
6.8568363935363E+21
Space diagonal
32905504.706295
Perimeter
56994006
Area
1.562847110553E+14
Altitude
16452752.353148
Surface area
1.562847110553E+14
Volume
8.0808591855937E+20
Height
8955744.0287971