18113387 is an odd 8-digits composite number following 18113386
and preceding 18113388 . In scientific notation, it is written as 1.8113387 × 10^7.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 17623800 positive integers (up to 18113387) that are relatively prime to 18113387.
18113387 has 4 divisors, whose sum is 18602976
The reverse of 18113387 is 78331181
Previous prime number is 37
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
eighteen million one hundred thirteen thousand three hundred eighty-seven
Scientific notation
1.8113387 × 10^7
Engineering notation
1.8113387 × 10^6
Prime Factorization
37 × 489551
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
18113387
Product of the distinct prime numbers
The prime factorization of 18113387 is 37 × 489551.
Since it has a total of 2 prime factors.
6 , 5 , 27 , 68 , 585 , 928 , 8784 , 2205 , 3606 , 78398 , 603990 , 419217 , 4800723 , 3956886 , 10136568 , 83387791 , 900516217 , 318954064 , 8919232925 , 8010998248
n×2
36226774
n×3
54340161
n×4
72453548
n×5
90566935
n÷2
9056693.5
n÷3
6037795.6666667
n÷3
4528346.75
n÷5
3622677.4
n2
328094788611769
n3
5.9429078788082E+21
n4
1.076461903142E+29
n5
1.9498371042368E+36
2 √n
4255.9824952648
3 √n
262.62328056659
4 √n
65.23789156054
5 √n
28.287849529968
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
-18113386
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 18113387 can be divided by 4 positive divisors.
The sum of these divisors (counting 18113387) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000101000110001101101011
3
Ternary
1021002020220012
4
Quaternary
1011012031223
5
Quinary
14114112022
6
Senary
1444122135
8
Octal
105061553
10
Decimal
18113387
12
Duodecimal
609634b
16
Hexadecimal
114636b
20
Vigesimal
5d4397
36
Base36
as8dn
md5
45fe9a63f83ebac9c4251bf2988bb23e
sha1
69b39c4f07507ebc804b312d8be14b42e740e741
sha256
42df4115f620be7590615e502676e57282fddaf9b30f503eca31b2ec2a6f6459
sha512
6ba77d89e7d57b9d98a2259ac571b3e4f1f20d6d7871307298d0d84c7bae46d74a5281e4c3b9234c48aca8ddde651c4642bbc3ff24cf8107738c549d7f9ec8cd
ripemd-160
73b98e952a2d3e160235bad73ccf8b3cf9aabca7
Diameter
36226774
Circumference
113809767.06166
Area
1.0307401775838E+15
Volume
2.48935943107E+22
Surface area
4.1229607103353E+15
Circumference
113809767.06166
Perimeter
72453548
Area
328094788611769
Diagonal
25616197.555913
Surface area
1968568731670614
Volume
5.9429078788082E+21
Space diagonal
31373306.581158
Perimeter
54340161
Area
1.4206921089354E+14
Altitude
15686653.290579
Surface area
1.4206921089354E+14
Volume
7.003784101787E+20
Height
8538732.5186375