18085507 is an odd 8-digits composite number following 18085506
and preceding 18085508 . In scientific notation, it is written as 1.8085507 × 10^7.
The sum of its digits is 34. It has a total of 4 prime factors and 12 positive divisors.
There are 16306400 positive integers (up to 18085507) that are relatively prime to 18085507.
18085507 has 12 divisors, whose sum is 20042568
The reverse of 18085507 is 70558081
Previous prime number is 137
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
eighteen million eighty-five thousand five hundred seven
Scientific notation
1.8085507 × 10^7
Engineering notation
1.8085507 × 10^6
Prime Factorization
11 × 11 × 137 × 1091
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
1644137
Product of the distinct prime numbers
The prime factorization of 18085507 is 11 × 11 × 137 × 1091.
Since it has a total of 4 prime factors.
2 , 5 , 76 , 93 , 489 , 412 , 6895 , 120 , 53952 , 83201 , 143185 , 600060 , 8962461 , 2638542 , 28784442 , 89702116 , 178321851 , 298970344 , 1654790369 , 9858406027
n×2
36171014
n×3
54256521
n×4
72342028
n×5
90427535
n÷2
9042753.5
n÷3
6028502.3333333
n÷3
4521376.75
n÷5
3617101.4
n2
327085563447049
n3
5.9155082473205E+21
n4
1.0698496581547E+29
n5
1.9348773481505E+36
2 √n
4252.7058445183
3 √n
262.48846873004
4 √n
65.212773630005
5 √n
28.279136071165
1 , 11 , 121 , 137 , 1091 , 1507 , 12001 , 16577 , 132011 , 149467 , 1644137 , 18085507
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-18085506
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 18085507 can be divided by 12 positive divisors.
The sum of these divisors (counting 18085507) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1000100111111011010000011
3
Ternary
1021000211122121
4
Quaternary
1010333122003
5
Quinary
14112214012
6
Senary
1443345111
8
Octal
104773203
10
Decimal
18085507
12
Duodecimal
6082197
16
Hexadecimal
113f683
20
Vigesimal
5d0df7
36
Base36
armv7
md5
c1a2ac3e8bc556990d8b22f092dcee55
sha1
f55fa032a59c80f9ae24af0ac5aca2b233489569
sha256
04e71cf49e45fea661895b75a4bf25f16b637be25f6a532581780f1442b0737c
sha512
0a8f4a081487cb8a3927eda10aae550200b0e374e45b3f6a7baad2ca37d3c58fa344b5cae7108de7a2d40823195ccedd8ea99854f1de130f58f760055285396f
ripemd-160
280c6f824c6273ff818b2403da146ba1fef337d6
Diameter
36171014
Circumference
113634591.85529
Area
1.0275696032205E+15
Volume
2.4778823002709E+22
Surface area
4.1102784128821E+15
Circumference
113634591.85529
Perimeter
72342028
Area
327085563447049
Diagonal
25576769.281794
Surface area
1962513380682294
Volume
5.9155082473205E+21
Space diagonal
31325017.004643
Perimeter
54256521
Area
1.4163220357815E+14
Altitude
15662508.502321
Surface area
1.4163220357815E+14
Volume
6.9714933264088E+20
Height
8525589.7605978