15448981 is an odd 8-digits composite number following 15448980
and preceding 15448982 . In scientific notation, it is written as 1.5448981 × 10^7.
The sum of its digits is 40. It has a total of 2 prime factors and 4 positive divisors.
There are 15304492 positive integers (up to 15448981) that are relatively prime to 15448981.
15448981 has 4 divisors, whose sum is 15593472
The reverse of 15448981 is 18984451
Previous prime number is 107
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
fifteen million four hundred forty-eight thousand nine hundred eighty-one
Scientific notation
1.5448981 × 10^7
Engineering notation
1.5448981 × 10^6
Prime Factorization
107 × 144383
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
15448981
Product of the distinct prime numbers
The prime factorization of 15448981 is 107 × 144383.
Since it has a total of 2 prime factors.
7 , 3 , 54 , 98 , 300 , 10 , 1414 , 6190 , 61565 , 80079 , 704875 , 78135 , 6011774 , 3836347 , 10612410 , 45267908 , 429276168 , 180511151 , 5833983829 , 5136892117
n×2
30897962
n×3
46346943
n×4
61795924
n×5
77244905
n÷2
7724490.5
n÷3
5149660.3333333
n÷3
3862245.25
n÷5
3089796.2
n2
238671013938361
n3
3.6872239595845E+21
n4
5.6963852894365E+28
n5
8.8003348105184E+35
2 √n
3930.5191769027
3 √n
249.05768462957
4 √n
62.693852784007
5 √n
27.401855248143
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-15448980
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 15448981 can be divided by 4 positive divisors.
The sum of these divisors (counting 15448981) is 1, the average is 0.25.
Base
System
Value
2
Binary
111010111011101110010101
3
Ternary
1002001220000111
4
Quaternary
322323232111
5
Quinary
12423331411
6
Senary
1311043021
8
Octal
72735625
10
Decimal
15448981
12
Duodecimal
5210471
16
Hexadecimal
ebbb95
20
Vigesimal
4gb291
36
Base36
974id
md5
98facf972bb8d878973097ebf172ec0e
sha1
ba6748740491b3ec4b1de5ccf6d8bb3b9c283d41
sha256
ad7636f20edb5fabfe564d57a037b2cd5b2dada43c4f63d95e953e1b6e5cadc0
sha512
7465dcdb07e11adb524ff568c9b546314f5916a195546377ffe30dfe076ceef000db4bfb7576817e0e6cbaa893950c3c55efcb322d2cb81f3b3adaa0bd050eec
ripemd-160
3181be5f7f104bb2535533e45ddd32afbef29ac4
Diameter
30897962
Circumference
97068810.430097
Area
7.4980710401358E+14
Volume
1.5445007604761E+22
Surface area
2.9992284160543E+15
Circumference
97068810.430097
Perimeter
61795924
Area
238671013938361
Diagonal
21848158.455044
Surface area
1432026083630166
Volume
3.6872239595845E+21
Space diagonal
26758420.017166
Perimeter
46346943
Area
1.0334758060881E+14
Altitude
13379210.008583
Surface area
1.0334758060881E+14
Volume
4.3454351092928E+20
Height
7282719.4850148