18982641 is an odd 8-digits composite number following 18982640
and preceding 18982642 . In scientific notation, it is written as 1.8982641 × 10^7.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 12466080 positive integers (up to 18982641) that are relatively prime to 18982641.
18982641 has 8 divisors, whose sum is 25688224
The reverse of 18982641 is 14628981
Previous prime number is 67
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
eighteen million nine hundred eighty-two thousand six hundred forty-one
Scientific notation
1.8982641 × 10^7
Engineering notation
1.8982641 × 10^6
Prime Factorization
3 × 67 × 94441
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
18982641
Product of the distinct prime numbers
The prime factorization of 18982641 is 3 × 67 × 94441.
Since it has a total of 3 prime factors.
8 , 9 , 15 , 47 , 315 , 850 , 7870 , 1264 , 2254 , 16665 , 340393 , 278179 , 5522938 , 4925370 , 62736021 , 80148334 , 1178637 , 45189086 , 6515772921 , 9580615338
n×2
37965282
n×3
56947923
n×4
75930564
n×5
94913205
n÷2
9491320.5
n÷3
6327547
n÷3
4745660.25
n÷5
3796528.2
n2
360340659334881
n3
6.8402173738573E+21
n4
1.298453907699E+29
n5
2.4648084384897E+36
2 √n
4356.9072746617
3 √n
266.75887557729
4 √n
66.006872935034
5 √n
28.554287432298
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
-18982640
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 18982641 can be divided by 8 positive divisors.
The sum of these divisors (counting 18982641) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001000011010011011110001
3
Ternary
1022201102021210
4
Quaternary
1020122123301
5
Quinary
14324421031
6
Senary
1514510333
8
Octal
110323361
10
Decimal
18982641
12
Duodecimal
64353a9
16
Hexadecimal
121a6f1
20
Vigesimal
5icgc1
36
Base36
bav3l
md5
6fd0babb767bf0375c42a66187ae327c
sha1
ff27fb0c8f0005c23cb52ee781d494009fc43a41
sha256
934f8d22751239ab1ef0b6a1afc88c7e72ba9010c36b2c97b5c068990fc0d8dd
sha512
9699147135e08dc74ee40a190c2d0b79feeeb4df1031fe5f4f480cf1724e7a206350619a74c87f3c68fc5e7b2b6962de0324f03061b3a754019c95f3731fc479
ripemd-160
d94b474b7ad6a28d96594917b0115a8c82e6378d
Diameter
37965282
Circumference
119271451.02266
Area
1.1320435681562E+15
Volume
2.8652235534223E+22
Surface area
4.5281742726247E+15
Circumference
119271451.02266
Perimeter
75930564
Area
360340659334881
Diagonal
26845508.35186
Surface area
2162043956009286
Volume
6.8402173738573E+21
Space diagonal
32878898.67384
Perimeter
56947923
Area
1.5603208250022E+14
Altitude
16439449.33692
Surface area
1.5603208250022E+14
Volume
8.0612734830743E+20
Height
8948502.7839532