18013513 is an odd 8-digits composite number following 18013512
and preceding 18013514 . In scientific notation, it is written as 1.8013513 × 10^7.
The sum of its digits is 22. It has a total of 2 prime factors and 4 positive divisors.
There are 15440148 positive integers (up to 18013513) that are relatively prime to 18013513.
18013513 has 4 divisors, whose sum is 20586880
The reverse of 18013513 is 31531081
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 22
Digital Root 4
Name
eighteen million thirteen thousand five hundred thirteen
Scientific notation
1.8013513 × 10^7
Engineering notation
1.8013513 × 10^6
Prime Factorization
7 × 2573359
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
18013513
Product of the distinct prime numbers
The prime factorization of 18013513 is 7 × 2573359.
Since it has a total of 2 prime factors.
1 , 3 , 32 , 66 , 622 , 794 , 4166 , 7764 , 62528 , 53990 , 750857 , 787154 , 3338223 , 9375493 , 5309609 , 13800316 , 486408159 , 529936312 , 4257018451 , 3877705569
n×2
36027026
n×3
54040539
n×4
72054052
n×5
90067565
n÷2
9006756.5
n÷3
6004504.3333333
n÷3
4503378.25
n÷5
3602702.6
n2
324486650601169
n3
5.8451444989306E+21
n4
1.0529158641837E+29
n5
1.8966713607378E+36
2 √n
4244.2329106683
3 √n
262.13970464331
4 √n
65.14777748065
5 √n
28.256585664361
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
-18013512
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 18013513 can be divided by 4 positive divisors.
The sum of these divisors (counting 18013513) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000100101101110101001001
3
Ternary
1020220011220011
4
Quaternary
1010231311021
5
Quinary
14102413023
6
Senary
1442031521
8
Octal
104556511
10
Decimal
18013513
12
Duodecimal
60485a1
16
Hexadecimal
112dd49
20
Vigesimal
5cbdfd
36
Base36
aq3bd
md5
d1dfa0f2ff7d548245f45ab46fa73f1e
sha1
e373d171d0ec29d641aa0e11105c1af88b9c27c8
sha256
f2810e2e1a33ba6cb7470cb09c2b1022fce4a2f17db8d195ba5aaa12f4de1390
sha512
4c5985e6ce74ebd07a5265ca2334c77d092bb0cc7ada57adc201ad2ec99794a94107757b1a0c4531322c1f1084f91ddff1f05b5b40bb8e5185526666b17cc21a
ripemd-160
9b3babb0a78fea886685b8cfc11726e3e0f0f302
Diameter
36027026
Circumference
113182240.21229
Area
1.0194048777166E+15
Volume
2.4484084022682E+22
Surface area
4.0776195108664E+15
Circumference
113182240.21229
Perimeter
72054052
Area
324486650601169
Diagonal
25474954.390584
Surface area
1946919903607014
Volume
5.8451444989306E+21
Space diagonal
31200319.738802
Perimeter
54040539
Area
1.4050684130477E+14
Altitude
15600159.869401
Surface area
1.4050684130477E+14
Volume
6.8885688536818E+20
Height
8491651.463528