18152008 is an even 8-digits composite number following 18152007
and preceding 18152009 . In scientific notation, it is written as 1.8152008 × 10^7.
The sum of its digits is 25. It has a total of 5 prime factors and 16 positive divisors.
There are 7779408 positive integers (up to 18152008) that are relatively prime to 18152008.
18152008 has 16 divisors, whose sum is 38897280
The reverse of 18152008 is 80025181
Previous prime number is 7
Is Prime? no
Number parity even
Number length 8
Sum of Digits 25
Digital Root 7
Name
eighteen million one hundred fifty-two thousand eight
Scientific notation
1.8152008 × 10^7
Engineering notation
1.8152008 × 10^6
Prime Factorization
2 × 2 × 2 × 7 × 324143
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
4538002
Product of the distinct prime numbers
The prime factorization of 18152008 is 2 × 2 × 2 × 7 × 324143.
Since it has a total of 5 prime factors.
2 , 6 , 42 , 52 , 642 , 48 , 245 , 3726 , 3939 , 90637 , 920458 , 648839 , 5005562 , 255735 , 76205408 , 84520072 , 953688795 , 815385018 , 7919259686 , 3796986198
n×2
36304016
n×3
54456024
n×4
72608032
n×5
90760040
n÷2
9076004
n÷3
6050669.3333333
n÷3
4538002
n÷5
3630401.6
n2
329495394432064
n3
5.981003035694E+21
n4
1.0856721495194E+29
n5
1.9707129543454E+36
2 √n
4260.5173394789
3 √n
262.80980142556
4 √n
65.272638520891
5 √n
28.299902211888
1 , 2 , 4 , 7 , 8 , 14 , 28 , 56 , 324143 , 648286 , 1296572 , 2269001 , 2593144 , 4538002 , 9076004 , 18152008
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-18152007
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 18152008 can be divided by 16 positive divisors.
The sum of these divisors (counting 18152008) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1000101001111101001001000
3
Ternary
1021011012212121
4
Quaternary
1011033221020
5
Quinary
14121331013
6
Senary
1445021024
8
Octal
105175110
10
Decimal
18152008
12
Duodecimal
60b4774
16
Hexadecimal
114fa48
20
Vigesimal
5d9008
36
Base36
at26g
md5
bb106f811dc1dfdbebfdc0efacee6214
sha1
46a6a388734f6d27b3a94ae90dcd7f0514cefecf
sha256
c39923d05ced772073c5e390214487167bb8ea24f1770a8a346fe38cf797d38b
sha512
062aaec5d1ea5fad5fd547d311beea2b1058cca34fdead1b9099178eab43ce1c18ad5d27fdbae2a282ddb5b3ec704b7e0b912626da5fd10bb247eadd544b87aa
ripemd-160
71134bd3e0c35a2ea49eefb561a494c8baf4dc08
Diameter
36304016
Circumference
114052429.96141
Area
1.0351403105394E+15
Volume
2.5053166930713E+22
Surface area
4.1405612421578E+15
Circumference
114052429.96141
Perimeter
72608032
Area
329495394432064
Diagonal
25670815.897905
Surface area
1976972366592384
Volume
5.981003035694E+21
Space diagonal
31440200.115397
Perimeter
54456024
Area
1.4267569100407E+14
Altitude
15720100.057698
Surface area
1.4267569100407E+14
Volume
7.0486796747276E+20
Height
8556938.632635