15142439 is an odd 8-digits composite number following 15142438
and preceding 15142440 . In scientific notation, it is written as 1.5142439 × 10^7.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 13977624 positive integers (up to 15142439) that are relatively prime to 15142439.
15142439 has 4 divisors, whose sum is 16307256
The reverse of 15142439 is 93424151
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
fifteen million one hundred forty-two thousand four hundred thirty-nine
Scientific notation
1.5142439 × 10^7
Engineering notation
1.5142439 × 10^6
Prime Factorization
13 × 1164803
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
15142439
Product of the distinct prime numbers
The prime factorization of 15142439 is 13 × 1164803.
Since it has a total of 2 prime factors.
4 , 4 , 37 , 63 , 147 , 847 , 2797 , 5785 , 18516 , 74180 , 783746 , 270163 , 400568 , 4476807 , 15908602 , 45020546 , 46503828 , 719638173 , 7855775416 , 5145952014
n×2
30284878
n×3
45427317
n×4
60569756
n×5
75712195
n÷2
7571219.5
n÷3
5047479.6666667
n÷3
3785609.75
n÷5
3028487.8
n2
229293458868721
n3
3.4720622140186E+21
n4
5.2575490279982E+28
n5
7.9612115445972E+35
2 √n
3891.32869339
3 √n
247.39938228891
4 √n
62.380515334437
5 √n
27.292239049854
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
-15142438
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 15142439 can be divided by 4 positive divisors.
The sum of these divisors (counting 15142439) is 1, the average is 0.25.
Base
System
Value
2
Binary
111001110000111000100111
3
Ternary
1001111022112002
4
Quaternary
321300320213
5
Quinary
12334024224
6
Senary
1300315515
8
Octal
71607047
10
Decimal
15142439
12
Duodecimal
50a2b9b
16
Hexadecimal
e70e27
20
Vigesimal
4ecg1j
36
Base36
90jzb
md5
14a697164017a78b288d9a044cdfa408
sha1
1fec01463320605fd044dfd21303b90e9f434b9d
sha256
e8348e4933018b01471ced7cc1a7079159f7b464e4b93177687f2b81ee3f134d
sha512
223ea2586641bea0c4a948030e6d3917e22f8b19db7ebdc6e38db18f58119f281d8d3bab576ae5056dafb0b39676ec9c3176c9103c6375e061e2d5d0fffe1b71
ripemd-160
bbc372ebfb3decedeadcd9a4ab2e3a437269699f
Diameter
30284878
Circumference
95142750.239663
Area
7.2034664589817E+14
Volume
1.454374019249E+22
Surface area
2.8813865835927E+15
Circumference
95142750.239663
Perimeter
60569756
Area
229293458868721
Diagonal
21414642.601207
Surface area
1375760753212326
Volume
3.4720622140186E+21
Space diagonal
26227473.698512
Perimeter
45427317
Area
99286980150957
Altitude
13113736.849256
Surface area
99286980150957
Volume
4.0918645603902E+20
Height
7138214.2004024