18042013 is an odd 8-digits composite number following 18042012
and preceding 18042014 . In scientific notation, it is written as 1.8042013 × 10^7.
The sum of its digits is 19. It has a total of 2 prime factors and 4 positive divisors.
There are 16401820 positive integers (up to 18042013) that are relatively prime to 18042013.
18042013 has 4 divisors, whose sum is 19682208
The reverse of 18042013 is 31024081
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 19
Digital Root 1
Name
eighteen million forty-two thousand thirteen
Scientific notation
1.8042013 × 10^7
Engineering notation
1.8042013 × 10^6
Prime Factorization
11 × 1640183
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
18042013
Product of the distinct prime numbers
The prime factorization of 18042013 is 11 × 1640183.
Since it has a total of 2 prime factors.
4 , 4 , 40 , 95 , 745 , 448 , 8351 , 2433 , 80566 , 97861 , 808660 , 492778 , 5262156 , 8870528 , 11010405 , 92968544 , 726115728 , 898104631 , 8409684799 , 3151523186
n×2
36084026
n×3
54126039
n×4
72168052
n×5
90210065
n÷2
9021006.5
n÷3
6014004.3333333
n÷3
4510503.25
n÷5
3608402.6
n2
325514233092169
n3
5.8729320251339E+21
n4
1.0595951594558E+29
n5
1.9117229641639E+36
2 √n
4247.5890808787
3 √n
262.27787952313
4 √n
65.173530523355
5 √n
28.265521217642
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
-18042012
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 18042013 can be divided by 4 positive divisors.
The sum of these divisors (counting 18042013) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000100110100110010011101
3
Ternary
1020221121222201
4
Quaternary
1010310302131
5
Quinary
14104321023
6
Senary
1442411501
8
Octal
104646235
10
Decimal
18042013
12
Duodecimal
6060b91
16
Hexadecimal
1134c9d
20
Vigesimal
5cf50d
36
Base36
aqpb1
md5
844acd0b94a6230a0a29fd7d9fa1f5a4
sha1
1e2f4132461529157c50d4bc203c953e7eb513df
sha256
8224e69718d846ee91c1e741c611ffe16cd4f4bd27a5cccd92321902a8a58c7e
sha512
aa0283334fbb9cbadf192a6cc0a4b14ae83bcb4360d9fff9054ce5096b3f17b70d7724377944ecdfbd0192e7e7f46f01067816211d6b19a0a51ef3a82241c134
ripemd-160
bbb9ddbe7bdae9270dbca8511574851935c3e79d
Diameter
36084026
Circumference
113361310.99354
Area
1.0226331233213E+15
Volume
2.4600480140257E+22
Surface area
4.0905324932851E+15
Circumference
113361310.99354
Perimeter
72168052
Area
325514233092169
Diagonal
25515259.477112
Surface area
1953085398553014
Volume
5.8729320251339E+21
Space diagonal
31249683.186818
Perimeter
54126039
Area
1.4095179757561E+14
Altitude
15624841.593409
Surface area
1.4095179757561E+14
Volume
6.9213167673664E+20
Height
8505086.4923706