18248979 is an odd 8-digits composite number following 18248978
and preceding 18248980 . In scientific notation, it is written as 1.8248979 × 10^7.
The sum of its digits is 48. It has a total of 3 prime factors and 8 positive divisors.
There are 10427976 positive integers (up to 18248979) that are relatively prime to 18248979.
18248979 has 8 divisors, whose sum is 27808000
The reverse of 18248979 is 97984281
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 48
Digital Root 3
Name
eighteen million two hundred forty-eight thousand nine hundred seventy-nine
Scientific notation
1.8248979 × 10^7
Engineering notation
1.8248979 × 10^6
Prime Factorization
3 × 7 × 868999
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
18248979
Product of the distinct prime numbers
The prime factorization of 18248979 is 3 × 7 × 868999.
Since it has a total of 3 prime factors.
2 , 9 , 94 , 78 , 128 , 303 , 2849 , 7817 , 90366 , 47238 , 230108 , 441165 , 1703435 , 1554893 , 62496938 , 72238848 , 898084524 , 340652091 , 8882714552 , 853883903
n×2
36497958
n×3
54746937
n×4
72995916
n×5
91244895
n÷2
9124489.5
n÷3
6082993
n÷3
4562244.75
n÷5
3649795.8
n2
333025234542441
n3
6.0773705116351E+21
n4
1.1090580684205E+29
n5
2.0239177400386E+36
2 √n
4271.8823719761
3 √n
263.27696153088
4 √n
65.359638707509
5 √n
28.330074349407
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
-18248978
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 18248979 can be divided by 8 positive divisors.
The sum of these divisors (counting 18248979) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000101100111010100010011
3
Ternary
1021100010220010
4
Quaternary
1011213110103
5
Quinary
14132431404
6
Senary
1451050003
8
Octal
105472423
10
Decimal
18248979
12
Duodecimal
6140903
16
Hexadecimal
1167513
20
Vigesimal
5e128j
36
Base36
av503
md5
43686af85fa01207731a7c08e904bf95
sha1
2c11f315706a682d45e1b229e3970299aad96245
sha256
7ec8e71b63e45cb516cc779f79e70da197875c957d7bf08770e2121c9f6dc80c
sha512
c893ef9c1c6ad846758cf935dcbcd6f620d4fb35b76fe35e62f0d7c3d7858530b71ab23224f47e12f2730345c4e2ed504a4c2e108cac497465be59d1cc4ba415
ripemd-160
5c97739fc79ef73c0a3c29ae0bd1eaa2dabb097e
Diameter
36497958
Circumference
114661716.72383
Area
1.0462296302986E+15
Volume
2.5456830069995E+22
Surface area
4.1849185211942E+15
Circumference
114661716.72383
Perimeter
72995916
Area
333025234542441
Diagonal
25807953.601262
Surface area
1998151407254646
Volume
6.0773705116351E+21
Space diagonal
31608158.814257
Perimeter
54746937
Area
1.4420415660751E+14
Altitude
15804079.407129
Surface area
1.4420415660751E+14
Volume
7.1622498342672E+20
Height
8602651.2004206