18380855 is an odd 8-digits composite number following 18380854
and preceding 18380856 . In scientific notation, it is written as 1.8380855 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 14615968 positive integers (up to 18380855) that are relatively prime to 18380855.
18380855 has 8 divisors, whose sum is 22190112
The reverse of 18380855 is 55808381
Previous prime number is 167
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
eighteen million three hundred eighty thousand eight hundred fifty-five
Scientific notation
1.8380855 × 10^7
Engineering notation
1.8380855 × 10^6
Prime Factorization
5 × 167 × 22013
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
18380855
Product of the distinct prime numbers
The prime factorization of 18380855 is 5 × 167 × 22013.
Since it has a total of 3 prime factors.
8 , 1 , 32 , 60 , 145 , 92 , 1670 , 9909 , 26858 , 53528 , 602420 , 740088 , 4004347 , 5959863 , 62948913 , 80787687 , 445444826 , 83319490 , 3896173484 , 1280187356
n×2
36761710
n×3
55142565
n×4
73523420
n×5
91904275
n÷2
9190427.5
n÷3
6126951.6666667
n÷3
4595213.75
n÷5
3676171
n2
337855830531025
n3
6.2100790318953E+21
n4
1.1414656222381E+29
n5
2.0981114089843E+36
2 √n
4287.289936545
3 √n
263.90962911576
4 √n
65.4774001969
5 √n
28.37090188336
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
-18380854
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 18380855 can be divided by 8 positive divisors.
The sum of these divisors (counting 18380855) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000110000111100000110111
3
Ternary
1021120211210102
4
Quaternary
1012013200313
5
Quinary
14201141410
6
Senary
1453544315
8
Octal
106074067
10
Decimal
18380855
12
Duodecimal
61a509b
16
Hexadecimal
1187837
20
Vigesimal
5ehc2f
36
Base36
axyrb
md5
11af36a8dab64e9b6bcc1ddf8f81cbdf
sha1
b258490f2b19e9f10ef7652a1528e74f778a9c2a
sha256
45b66927d9a22c2540e92c979f8e64022724fd38f6f33ae8c8346bbed97e1725
sha512
1ebe631cc2a25607bac3d21d20cd126360cbfae42e1b452ec2f92d1f3527b4b9dcc90863fe01eabf68baf22efc93ba5a73b4fd3a0a912db7ade8de78854a6cdb
ripemd-160
aa8a2e36d1e043ea380f7e557c20398fdd46c5e3
Diameter
36761710
Circumference
115490318.0694
Area
1.0614053951687E+15
Volume
2.6012718219753E+22
Surface area
4.245621580675E+15
Circumference
115490318.0694
Perimeter
73523420
Area
337855830531025
Diagonal
25994454.429013
Surface area
2027134983186150
Volume
6.2100790318953E+21
Space diagonal
31836574.746556
Perimeter
55142565
Area
1.4629586602828E+14
Altitude
15918287.373278
Surface area
1.4629586602828E+14
Volume
7.3186483252626E+20
Height
8664818.1430044