18394085 is an odd 8-digits composite number following 18394084
and preceding 18394086 . In scientific notation, it is written as 1.8394085 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 13849600 positive integers (up to 18394085) that are relatively prime to 18394085.
18394085 has 4 divisors, whose sum is 18610572
The reverse of 18394085 is 58049381
Previous prime number is 85
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
eighteen million three hundred ninety-four thousand eighty-five
Scientific notation
1.8394085 × 10^7
Engineering notation
1.8394085 × 10^6
Prime Factorization
85 × 216401
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
18394085
Product of the distinct prime numbers
The prime factorization of 18394085 is 85 × 216401.
Since it has a total of 2 prime factors.
4 , 7 , 18 , 93 , 564 , 805 , 3368 , 9583 , 62248 , 33501 , 415267 , 688506 , 1596152 , 2604588 , 37739051 , 22420407 , 479707398 , 113554671 , 570333199 , 391380242
n×2
36788170
n×3
55182255
n×4
73576340
n×5
91970425
n÷2
9197042.5
n÷3
6131361.6666667
n÷3
4598521.25
n÷5
3678817
n2
338342362987225
n3
6.2234981838879E+21
n4
1.1447555459178E+29
n5
2.1056730815833E+36
2 √n
4288.8325917434
3 √n
263.97293206565
4 √n
65.489179195829
5 √n
28.374984816532
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
-18394084
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 18394085 can be divided by 4 positive divisors.
The sum of these divisors (counting 18394085) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000110001010101111100101
3
Ternary
1021121111221102
4
Quaternary
1012022233211
5
Quinary
14202102320
6
Senary
1454125445
8
Octal
106125745
10
Decimal
18394085
12
Duodecimal
61b0885
16
Hexadecimal
118abe5
20
Vigesimal
5ej545
36
Base36
ay8yt
md5
4569d93e9e2b991177f76def938567ed
sha1
ef83f74755af7fa21642db3d05938e24626b9ac1
sha256
8fac62dd6bf1491ed49f952e2bf846bfb20fa8197382303bc6765abd726f62ae
sha512
502d559ac6a0524f9dd1770af62bb9d203496e62b8b200b76cb5451ff2cf7b89f090e64bc1017c6ab8c025bb8dedb5d954d9c484709aef7eec79d616e5e81fbb
ripemd-160
2d5bba11fbb05f7c0a6ca5f8642f83718f043131
Diameter
36788170
Circumference
115573444.61101
Area
1.0629338819589E+15
Volume
2.6068928232175E+22
Surface area
4.2517355278355E+15
Circumference
115573444.61101
Perimeter
73576340
Area
338342362987225
Diagonal
26013164.474444
Surface area
2030054177923350
Volume
6.2234981838879E+21
Space diagonal
31859489.778741
Perimeter
55182255
Area
1.465065407617E+14
Altitude
15929744.88937
Surface area
1.465065407617E+14
Volume
7.3344629475488E+20
Height
8671054.8248145