18400939 is an odd 8-digits prime number following 18400938
and preceding 18400940 . In scientific notation, it is written as 1.8400939 × 10^7.
The sum of its digits is 34. It has a total of 1 prime factors and 2 positive divisors.
There are 18400938 positive integers (up to 18400939) that are relatively prime to 18400939.
18400939 has 2 divisors, whose sum is 18400940
The reverse of 18400939 is 93900481
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
eighteen million four hundred thousand nine hundred thirty-nine
Scientific notation
1.8400939 × 10^7
Engineering notation
1.8400939 × 10^6
Prime Factorization
18400939
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
18400939
Product of the distinct prime numbers
The prime factorization of 18400939 is 18400939.
Since it has a total of 1 prime factors.
5 , 8 , 63 , 75 , 601 , 155 , 7215 , 9253 , 79681 , 69534 , 803407 , 441802 , 8691024 , 9326549 , 42524644 , 65674392 , 812690062 , 479087036 , 3089363309 , 1744769283
n×2
36801878
n×3
55202817
n×4
73603756
n×5
92004695
n÷2
9200469.5
n÷3
6133646.3333333
n÷3
4600234.75
n÷5
3680187.8
n2
338594556081721
n3
6.2304577721918E+21
n4
1.1464627340818E+29
n5
2.1095990835612E+36
2 √n
4289.6315692609
3 √n
264.00571517318
4 √n
65.495278984526
5 √n
28.377099117573
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
18400940
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
9200470
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4289.6316858211
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999998913099
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 18400939 can be divided by 2 positive divisors.
The sum of these divisors (counting 18400939) is 18400940, the average is 9200470.
Base
System
Value
2
Binary
1000110001100011010101011
3
Ternary
1021121212100021
4
Quaternary
1012030122223
5
Quinary
14202312224
6
Senary
1454221311
8
Octal
106143253
10
Decimal
18400939
12
Duodecimal
61b4837
16
Hexadecimal
118c6ab
20
Vigesimal
5f026j
36
Base36
aye97
md5
3f9481d55868569edd9b40cf9f0def12
sha1
d1e13897afc44129ba4e516395d8966aff7c958e
sha256
a30034a253f4b4f8f7955dededf6941cf198f816ae6d702fef7984a07612fbfc
sha512
69b63b2ab273c1f5b7b2e6f4b204e9d4df1f28d5f8e5dcc6880a2fc75b8f9002f81ad9df9e8ae1016667da0d9b3a8e7113e2cfad2f53aabbb6c0adb7d5b9dba3
ripemd-160
80ec375f94fc8f2b2fc272c93e2b5cf45197f753
Diameter
36801878
Circumference
115616509.56311
Area
1.0637261699318E+15
Volume
2.6098080487492E+22
Surface area
4.2549046797273E+15
Circumference
115616509.56311
Perimeter
73603756
Area
338594556081721
Diagonal
26022857.4942
Surface area
2031567336490326
Volume
6.2304577721918E+21
Space diagonal
31871361.254976
Perimeter
55202817
Area
1.4661574357494E+14
Altitude
15935680.627488
Surface area
1.4661574357494E+14
Volume
7.3426649010221E+20
Height
8674285.8314