18380028 is an even 8-digits composite number following 18380027
and preceding 18380029 . In scientific notation, it is written as 1.8380028 × 10^7.
The sum of its digits is 30. It has a total of 4 prime factors and 12 positive divisors.
There are 6126672 positive integers (up to 18380028) that are relatively prime to 18380028.
18380028 has 12 divisors, whose sum is 42886760
The reverse of 18380028 is 82008381
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 30
Digital Root 3
Name
eighteen million three hundred eighty thousand twenty-eight
Scientific notation
1.8380028 × 10^7
Engineering notation
1.8380028 × 10^6
Prime Factorization
2 × 2 × 3 × 1531669
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
9190014
Product of the distinct prime numbers
The prime factorization of 18380028 is 2 × 2 × 3 × 1531669.
Since it has a total of 4 prime factors.
7 , 5 , 1 , 46 , 986 , 999 , 7683 , 6457 , 26353 , 39415 , 266993 , 133876 , 3012000 , 4741797 , 139531 , 34438374 , 729993678 , 953960129 , 1238836669 , 9944118461
n×2
36760056
n×3
55140084
n×4
73520112
n×5
91900140
n÷2
9190014
n÷3
6126676
n÷3
4595007
n÷5
3676005.6
n2
337825429280784
n3
6.2092408492928E+21
n4
1.1412602066875E+29
n5
2.0976394554201E+36
2 √n
4287.193487586
3 √n
263.9056710747
4 √n
65.476663687042
5 √n
28.370646583396
1 , 2 , 3 , 4 , 6 , 12 , 1531669 , 3063338 , 4595007 , 6126676 , 9190014 , 18380028
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-18380027
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 18380028 can be divided by 12 positive divisors.
The sum of these divisors (counting 18380028) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1000110000111010011111100
3
Ternary
1021120210122210
4
Quaternary
1012013103330
5
Quinary
14201130103
6
Senary
1453540420
8
Octal
106072374
10
Decimal
18380028
12
Duodecimal
61a4710
16
Hexadecimal
11874fc
20
Vigesimal
5eha18
36
Base36
axy4c
md5
7a7a1383f250fa9a60f1309bc7894326
sha1
17f0b2957c9dbfe5a79f87297c6ab27d2be5a64e
sha256
e538f786be5ea54483f447e41de761be8292b4028b231e1efe8448b9876b24ab
sha512
7f57cb934b2e276ec6ed04f32e79563b4a9d2fc037a01da93cffe1afe900c9221de7061bc4f5678e2dc18bb3e4fb1e4aaf691fcc022a6b1d5857fd5e8386a672
ripemd-160
a4a6ebc9efbcef0ad84d97775f4775c7215ec421
Diameter
36760056
Circumference
115485121.87515
Area
1.0613098868243E+15
Volume
2.6009207248677E+22
Surface area
4.2452395472973E+15
Circumference
115485121.87515
Perimeter
73520112
Area
337825429280784
Diagonal
25993284.874397
Surface area
2026952575684704
Volume
6.2092408492928E+21
Space diagonal
31835142.340539
Perimeter
55140084
Area
1.4628270190077E+14
Altitude
15917571.170269
Surface area
1.4628270190077E+14
Volume
7.3176605175925E+20
Height
8664428.2914657