18248905 is an odd 8-digits composite number following 18248904
and preceding 18248906 . In scientific notation, it is written as 1.8248905 × 10^7.
The sum of its digits is 37. It has a total of 4 prime factors and 16 positive divisors.
There are 13473792 positive integers (up to 18248905) that are relatively prime to 18248905.
18248905 has 16 divisors, whose sum is 19932048
The reverse of 18248905 is 50984281
Previous prime number is 173
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
eighteen million two hundred forty-eight thousand nine hundred five
Scientific notation
1.8248905 × 10^7
Engineering notation
1.8248905 × 10^6
Prime Factorization
85 × 17 × 173 × 73
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
18248905
Product of the distinct prime numbers
The prime factorization of 18248905 is 85 × 17 × 173 × 73.
Since it has a total of 4 prime factors.
2 , 6 , 73 , 99 , 996 , 991 , 6325 , 4496 , 28766 , 31274 , 39299 , 302716 , 7298021 , 7557643 , 15405453 , 65539561 , 314991203 , 528954607 , 817848995 , 2485366854
n×2
36497810
n×3
54746715
n×4
72995620
n×5
91244525
n÷2
9124452.5
n÷3
6082968.3333333
n÷3
4562226.25
n÷5
3649781
n2
333022533699025
n3
6.0772965803328E+21
n4
1.1090400795132E+29
n5
2.0238767052229E+36
2 √n
4271.8737106801
3 √n
263.27660566583
4 √n
65.359572448725
5 √n
28.330051373559
1 , 17 , 73 , 85 , 173 , 1241 , 1445 , 2941 , 6205 , 12629 , 14705 , 105485 , 214693 , 249985 , 1073465 , 18248905
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
-18248904
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 18248905 can be divided by 16 positive divisors.
The sum of these divisors (counting 18248905) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1000101100111010011001001
3
Ternary
1021100010210101
4
Quaternary
1011213103021
5
Quinary
14132431110
6
Senary
1451045401
8
Octal
105472311
10
Decimal
18248905
12
Duodecimal
6140861
16
Hexadecimal
11674c9
20
Vigesimal
5e1255
36
Base36
av4y1
md5
c6a61813f7e3b13946d703effaa71294
sha1
19002561dace5c65b2a0c813a37269d6d7c0fd4c
sha256
b5eeb99b0c5616674f1da5cdf8c097996935e4cfb70a0d8861934bc2ffa01cd1
sha512
840c27f74c093200d9f754fba5eeff10f0808e93f844713802c5914778388746fe30c8d1eeb5e4afdae582c600e975714ae0da1bd46b3d8d9c71ff7c9c3754f4
ripemd-160
71a2dbc26ec9639fde3af58bdc3074c2013fce81
Diameter
36497810
Circumference
114661251.76812
Area
1.0462211453487E+15
Volume
2.545652038728E+22
Surface area
4.1848845813949E+15
Circumference
114661251.76812
Perimeter
72995620
Area
333022533699025
Diagonal
25807848.949458
Surface area
1998135202194150
Volume
6.0772965803328E+21
Space diagonal
31608030.642498
Perimeter
54746715
Area
1.4420298710801E+14
Altitude
15804015.321249
Surface area
1.4420298710801E+14
Volume
7.1621627053919E+20
Height
8602616.3164861