18013451 is an odd 8-digits composite number following 18013450
and preceding 18013452 . In scientific notation, it is written as 1.8013451 × 10^7.
The sum of its digits is 23. It has a total of 2 prime factors and 4 positive divisors.
There are 17835000 positive integers (up to 18013451) that are relatively prime to 18013451.
18013451 has 4 divisors, whose sum is 18191904
The reverse of 18013451 is 15431081
Previous prime number is 101
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
eighteen million thirteen thousand four hundred fifty-one
Scientific notation
1.8013451 × 10^7
Engineering notation
1.8013451 × 10^6
Prime Factorization
101 × 178351
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
18013451
Product of the distinct prime numbers
The prime factorization of 18013451 is 101 × 178351.
Since it has a total of 2 prime factors.
2 , 1 , 82 , 20 , 690 , 466 , 4687 , 3001 , 48871 , 10127 , 49593 , 755019 , 2969298 , 8525782 , 94390264 , 97701378 , 767825830 , 632920459 , 8303111746 , 4282324646
n×2
36026902
n×3
54040353
n×4
72053804
n×5
90067255
n÷2
9006725.5
n÷3
6004483.6666667
n÷3
4503362.75
n÷5
3602690.2
n2
324484416929401
n3
5.8450841446213E+21
n4
1.0529013683001E+29
n5
1.8966387205707E+36
2 √n
4244.2256066331
3 √n
262.13940389353
4 √n
65.147721423186
5 √n
28.256566213289
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
-18013450
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 18013451 can be divided by 4 positive divisors.
The sum of these divisors (counting 18013451) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000100101101110100001011
3
Ternary
1020220011210212
4
Quaternary
1010231310023
5
Quinary
14102412301
6
Senary
1442031335
8
Octal
104556413
10
Decimal
18013451
12
Duodecimal
604854b
16
Hexadecimal
112dd0b
20
Vigesimal
5cbdcb
36
Base36
aq39n
md5
dbfa52d340c5fcb0b1f15d4702787c41
sha1
2062dfe48cea1de62c6c0f791b9fe5a52a99f5f5
sha256
ce77c4de5b5fa2cf85a2fa46df63eedf56a572fedc324c3be912be49ea359357
sha512
9633bfb6938bc1926366b43f84f091e83cfcaa93579350f564db9b960690ab2e4bee166bc70240a4e68c4d428bdc80edf798509f0305558daa2d7c91ac5c8f14
ripemd-160
d9639d0e936969bced0926b2bb32dd2f923ac51f
Diameter
36026902
Circumference
113181850.6548
Area
1.0193978604298E+15
Volume
2.4483831211142E+22
Surface area
4.0775914417191E+15
Circumference
113181850.6548
Perimeter
72053804
Area
324484416929401
Diagonal
25474866.709343
Surface area
1946906501576406
Volume
5.8450841446213E+21
Space diagonal
31200212.351652
Perimeter
54040353
Area
1.4050587409652E+14
Altitude
15600106.175826
Surface area
1.4050587409652E+14
Volume
6.8884977254462E+20
Height
8491622.2364477