15444421 is an odd 8-digits composite number following 15444420
and preceding 15444422 . In scientific notation, it is written as 1.5444421 × 10^7.
The sum of its digits is 25. It has a total of 3 prime factors and 8 positive divisors.
There are 15127008 positive integers (up to 15444421) that are relatively prime to 15444421.
15444421 has 8 divisors, whose sum is 15765120
The reverse of 15444421 is 12444451
Previous prime number is 79
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
fifteen million four hundred forty-four thousand four hundred twenty-one
Scientific notation
1.5444421 × 10^7
Engineering notation
1.5444421 × 10^6
Prime Factorization
137 × 79 × 1427
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
15444421
Product of the distinct prime numbers
The prime factorization of 15444421 is 137 × 79 × 1427.
Since it has a total of 3 prime factors.
3 , 3 , 17 , 66 , 134 , 185 , 8701 , 1421 , 66896 , 15632 , 586923 , 460890 , 8074450 , 2082689 , 17933888 , 90430508 , 453033252 , 667244699 , 7738304670 , 3563343306
n×2
30888842
n×3
46333263
n×4
61777684
n×5
77222105
n÷2
7722210.5
n÷3
5148140.3333333
n÷3
3861105.25
n÷5
3088884.2
n2
238530140025241
n3
3.6839599037388E+21
n4
5.6896627700461E+28
n5
8.7873547168618E+35
2 √n
3929.9390580517
3 √n
249.03317783955
4 √n
62.689226012543
5 √n
27.400237442863
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
-15444420
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 15444421 can be divided by 8 positive divisors.
The sum of these divisors (counting 15444421) is 1, the average is 0.125.
Base
System
Value
2
Binary
111010111010100111000101
3
Ternary
1002001122202121
4
Quaternary
322322213011
5
Quinary
12423210141
6
Senary
1311005541
8
Octal
72724705
10
Decimal
15444421
12
Duodecimal
52098b1
16
Hexadecimal
eba9c5
20
Vigesimal
4gab11
36
Base36
970zp
md5
0a6c2ee1ba1d6b611c5b4218f0fb6475
sha1
08dce393086c820a4dafabfc0df100d0f001a0d3
sha256
1e0e3e3f24122cedc53b2b35524144d2e0b2fd4b0078d47cc10b69ae7fbd1360
sha512
a03342bd62c7033067f995bbcfcb91efa45c45fad7f6e692d960e208901785ec050d9b822414d17c25d1e7d2bf8a9a97cbbbb2588397e245ff7a63f0da217ec0
ripemd-160
035d86d0335416d48847ab2cbb71f52a456f7f70
Diameter
30888842
Circumference
97040159.105096
Area
7.4936453556304E+14
Volume
1.5431335159607E+22
Surface area
2.9974581422522E+15
Circumference
97040159.105096
Perimeter
61777684
Area
238530140025241
Diagonal
21841709.6412
Surface area
1431180840151446
Volume
3.6839599037388E+21
Space diagonal
26750521.865484
Perimeter
46333263
Area
1.0328658041506E+14
Altitude
13375260.932742
Surface area
1.0328658041506E+14
Volume
4.3415883825884E+20
Height
7280569.8803999