18381007 is an odd 8-digits prime number following 18381006
and preceding 18381008 . In scientific notation, it is written as 1.8381007 × 10^7.
The sum of its digits is 28. It has a total of 1 prime factors and 2 positive divisors.
There are 18381006 positive integers (up to 18381007) that are relatively prime to 18381007.
18381007 has 2 divisors, whose sum is 18381008
The reverse of 18381007 is 70018381
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
eighteen million three hundred eighty-one thousand seven
Scientific notation
1.8381007 × 10^7
Engineering notation
1.8381007 × 10^6
Prime Factorization
18381007
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
18381007
Product of the distinct prime numbers
The prime factorization of 18381007 is 18381007.
Since it has a total of 1 prime factors.
3 , 5 , 81 , 52 , 237 , 792 , 4701 , 4771 , 17286 , 48391 , 939311 , 731997 , 1565707 , 9168436 , 66917586 , 51217947 , 435554083 , 706544822 , 4210077159 , 2843127424
n×2
36762014
n×3
55143021
n×4
73524028
n×5
91905035
n÷2
9190503.5
n÷3
6127002.3333333
n÷3
4595251.75
n÷5
3676201.4
n2
337861418334049
n3
6.2102330954281E+21
n4
1.141503379987E+29
n5
2.0981981618064E+36
2 √n
4287.3076633244
3 √n
263.91035657835
4 √n
65.477535562393
5 √n
28.370948805691
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
18381008
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
9190504
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4287.3077799477
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.999999891192
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 18381007 can be divided by 2 positive divisors.
The sum of these divisors (counting 18381007) is 18381008, the average is 9190504.
Base
System
Value
2
Binary
1000110000111100011001111
3
Ternary
1021120212000001
4
Quaternary
1012013203033
5
Quinary
14201143012
6
Senary
1453545131
8
Octal
106074317
10
Decimal
18381007
12
Duodecimal
61a51a7
16
Hexadecimal
11878cf
20
Vigesimal
5ehca7
36
Base36
axyvj
md5
0881c19f6430db21044bc4661b940e18
sha1
9ced96717230b67c6fc47c8186e86a690ee14dd3
sha256
7f130e3083ad8835a36fa3b169385faf2c880150c8c27106d1330102fdacbad7
sha512
55e6a4b6e060cd369403cc73ed772f1554aedd2e6240a5b370433e2096c5420e67e51c29cc0a76b144c4de9ce6d442a7ce24a75b9fbee182b65c23fbfb781411
ripemd-160
f7829a8027d3e90f57570680bd17f208da7986ac
Diameter
36762014
Circumference
115491273.11357
Area
1.0614229497697E+15
Volume
2.6013363559569E+22
Surface area
4.2456917990787E+15
Circumference
115491273.11357
Perimeter
73524028
Area
337861418334049
Diagonal
25994669.389475
Surface area
2027168510004294
Volume
6.2102330954281E+21
Space diagonal
31836838.018279
Perimeter
55143021
Area
1.4629828561796E+14
Altitude
15918419.00914
Surface area
1.4629828561796E+14
Volume
7.3188298908772E+20
Height
8664889.7964916