18704993 is an odd 8-digits composite number following 18704992
and preceding 18704994 . In scientific notation, it is written as 1.8704993 × 10^7.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 18425748 positive integers (up to 18704993) that are relatively prime to 18704993.
18704993 has 4 divisors, whose sum is 18984240
The reverse of 18704993 is 39940781
Previous prime number is 67
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
eighteen million seven hundred four thousand nine hundred ninety-three
Scientific notation
1.8704993 × 10^7
Engineering notation
1.8704993 × 10^6
Prime Factorization
67 × 279179
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
18704993
Product of the distinct prime numbers
The prime factorization of 18704993 is 67 × 279179.
Since it has a total of 2 prime factors.
9 , 3 , 56 , 15 , 78 , 163 , 5709 , 6066 , 20593 , 72939 , 474173 , 835372 , 6274557 , 176688 , 81864585 , 5988078 , 810585972 , 360290452 , 141552085 , 9481698
n×2
37409986
n×3
56114979
n×4
74819972
n×5
93524965
n÷2
9352496.5
n÷3
6234997.6666667
n÷3
4676248.25
n÷5
3740998.6
n2
349876763130049
n3
6.5444424052102E+21
n4
1.2241374937836E+29
n5
2.289748325226E+36
2 √n
4324.926935799
3 √n
265.45190721589
4 √n
65.76417669065
5 √n
28.470265028937
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
-18704992
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 18704993 can be divided by 4 positive divisors.
The sum of these divisors (counting 18704993) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000111010110101001100001
3
Ternary
1022012022102112
4
Quaternary
1013112221201
5
Quinary
14242024433
6
Senary
1504525105
8
Octal
107265141
10
Decimal
18704993
12
Duodecimal
6320795
16
Hexadecimal
11d6a61
20
Vigesimal
5gi29d
36
Base36
b4wv5
md5
c3f584602f5e9df4e65f2dd295eabf4f
sha1
dc0aac031f46b0b17bcbda38eaa0cab831225f1e
sha256
be9c16f62cfca07ea4c4eef3e1e3e2db6cd71926f57abe452ad9f0f5dec64b5e
sha512
1804cac2ed9d5ed0389830636687a65f808033a173f30a9a8ca1d5c6595de077f363ad4f1c8893f85d082d9fa1cd282eaed748341444a06176b77ea44d1c2252
ripemd-160
4b2f085723d21500f67965f34f774d15de70c388
Diameter
37409986
Circumference
117526937.1885
Area
1.0991702687111E+15
Volume
2.7413296242733E+22
Surface area
4.3966810748446E+15
Circumference
117526937.1885
Perimeter
74819972
Area
349876763130049
Diagonal
26452854.784694
Surface area
2099260578780294
Volume
6.5444424052102E+21
Space diagonal
32397998.23122
Perimeter
56114979
Area
1.5150108253225E+14
Altitude
16198999.11561
Surface area
1.5150108253225E+14
Volume
7.7126993396816E+20
Height
8817618.2615646