18377421 is an odd 8-digits composite number following 18377420
and preceding 18377422 . In scientific notation, it is written as 1.8377421 × 10^7.
The sum of its digits is 33. It has a total of 2 prime factors and 4 positive divisors.
There are 12251612 positive integers (up to 18377421) that are relatively prime to 18377421.
18377421 has 4 divisors, whose sum is 24503232
The reverse of 18377421 is 12477381
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
eighteen million three hundred seventy-seven thousand four hundred twenty-one
Scientific notation
1.8377421 × 10^7
Engineering notation
1.8377421 × 10^6
Prime Factorization
3 × 6125807
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
18377421
Product of the distinct prime numbers
The prime factorization of 18377421 is 3 × 6125807.
Since it has a total of 2 prime factors.
1 , 7 , 9 , 53 , 427 , 11 , 945 , 5531 , 77898 , 36375 , 619920 , 758660 , 8284011 , 1849629 , 31920500 , 91852279 , 117753679 , 470345076 , 9088849409 , 1337415715
n×2
36754842
n×3
55132263
n×4
73509684
n×5
91887105
n÷2
9188710.5
n÷3
6125807
n÷3
4594355.25
n÷5
3675484.2
n2
337729602611241
n3
6.2065990913495E+21
n4
1.1406128447995E+29
n5
2.0961522446887E+36
2 √n
4286.8894317442
3 √n
263.8931931355
4 √n
65.47434178168
5 √n
28.369841726382
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
-18377420
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 18377421 can be divided by 4 positive divisors.
The sum of these divisors (counting 18377421) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000110000110101011001101
3
Ternary
1021120200002020
4
Quaternary
1012012223031
5
Quinary
14201034141
6
Senary
1453520353
8
Octal
106065315
10
Decimal
18377421
12
Duodecimal
61a30b9
16
Hexadecimal
1186acd
20
Vigesimal
5eh3b1
36
Base36
axw3x
md5
1b70cf45213208c061c41f8f24040d8e
sha1
5be125cb490d5c2d85f7fc10e67cd91a8d89a74f
sha256
7d8d22b9da9f57ce37eb40e3d4f59368f46181f2f20500e691796618004cf647
sha512
f0000db097a315e1aa6d933e0d92e73161707105ed663c54da45af1181044336bd04f4f85a23a64ad49908638329a8dc797aeab86fa8925f539f5c1c8a3a5286
ripemd-160
791488e314075e0dad30ba2c99aa3c6a58027759
Diameter
36754842
Circumference
115468741.61105
Area
1.0610088384633E+15
Volume
2.5998141478881E+22
Surface area
4.2440353538531E+15
Circumference
115468741.61105
Perimeter
73509684
Area
337729602611241
Diagonal
25989598.01964
Surface area
2026377615667446
Volume
6.2065990913495E+21
Space diagonal
31830626.884083
Perimeter
55132263
Area
1.4624120773568E+14
Altitude
15915313.442042
Surface area
1.4624120773568E+14
Volume
7.3145471759991E+20
Height
8663199.33988