18148249 is an odd 8-digits composite number following 18148248
and preceding 18148250 . In scientific notation, it is written as 1.8148249 × 10^7.
The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors.
There are 14736816 positive integers (up to 18148249) that are relatively prime to 18148249.
18148249 has 8 divisors, whose sum is 21832640
The reverse of 18148249 is 94284181
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
eighteen million one hundred forty-eight thousand two hundred forty-nine
Scientific notation
1.8148249 × 10^7
Engineering notation
1.8148249 × 10^6
Prime Factorization
7 × 19 × 136453
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
18148249
Product of the distinct prime numbers
The prime factorization of 18148249 is 7 × 19 × 136453.
Since it has a total of 3 prime factors.
5 , 8 , 57 , 58 , 375 , 298 , 9506 , 7000 , 28921 , 49536 , 509092 , 403048 , 1252436 , 1125830 , 41778898 , 84398599 , 120592990 , 560668110 , 5202846466 , 881620087
n×2
36296498
n×3
54444747
n×4
72592996
n×5
90741245
n÷2
9074124.5
n÷3
6049416.3333333
n÷3
4537062.25
n÷5
3629649.8
n2
329358941766001
n3
5.9772880855459E+21
n4
1.0847731252122E+29
n5
1.9686732784859E+36
2 √n
4260.0761730279
3 √n
262.79165889197
4 √n
65.269259020062
5 √n
28.298730020411
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-18148248
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 18148249 can be divided by 8 positive divisors.
The sum of these divisors (counting 18148249) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000101001110101110011001
3
Ternary
1021011000201101
4
Quaternary
1011032232121
5
Quinary
14121220444
6
Senary
1444551401
8
Octal
105165631
10
Decimal
18148249
12
Duodecimal
60b2561
16
Hexadecimal
114eb99
20
Vigesimal
5d8ac9
36
Base36
asza1
md5
9d40a0cfc57ace6646a236df4a8c03f1
sha1
6121a34f6f6bc5af48d07522344f6eca16a9ee06
sha256
5a9050606e1d294e24a54c30e5b623d717a3d924cbebe52cf08d9d6bcf403202
sha512
18a7ea2e816b32ae6ad911a7beb501e0e3f2143aa4d3bfd8dc2500f6693c59a156b6c181455d79e3b1330b4ba88a1a7b1d8c71dad46b77669c76c7c25a604918
ripemd-160
b3bc7d0865c3d3b8d4ec4c4bcd0aaf4b59bda18f
Diameter
36296498
Circumference
114028811.46784
Area
1.0347116318462E+15
Volume
2.5037605783921E+22
Surface area
4.1388465273847E+15
Circumference
114028811.46784
Perimeter
72592996
Area
329358941766001
Diagonal
25665499.869124
Surface area
1976153650596006
Volume
5.9772880855459E+21
Space diagonal
31433689.336411
Perimeter
54444747
Area
1.4261660526646E+14
Altitude
15716844.668206
Surface area
1.4261660526646E+14
Volume
7.0443015639918E+20
Height
8555166.6230413