15142771 is an odd 8-digits composite number following 15142770
and preceding 15142772 . In scientific notation, it is written as 1.5142771 × 10^7.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 12944448 positive integers (up to 15142771) that are relatively prime to 15142771.
15142771 has 8 divisors, whose sum is 17352800
The reverse of 15142771 is 17724151
Previous prime number is 397
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
fifteen million one hundred forty-two thousand seven hundred seventy-one
Scientific notation
1.5142771 × 10^7
Engineering notation
1.5142771 × 10^6
Prime Factorization
7 × 397 × 5449
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
15142771
Product of the distinct prime numbers
The prime factorization of 15142771 is 7 × 397 × 5449.
Since it has a total of 3 prime factors.
1 , 8 , 27 , 100 , 248 , 168 , 1842 , 3486 , 49457 , 71603 , 105665 , 286450 , 6688064 , 4324844 , 64448068 , 33147048 , 981458154 , 485344165 , 7529328926 , 4196947331
n×2
30285542
n×3
45428313
n×4
60571084
n×5
75713855
n÷2
7571385.5
n÷3
5047590.3333333
n÷3
3785692.75
n÷5
3028554.2
n2
229303513558441
n3
3.4722905953109E+21
n4
5.2580101330246E+28
n5
7.9620843360071E+35
2 √n
3891.3713521071
3 √n
247.40119036388
4 √n
62.380857256911
5 √n
27.292358726002
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
-15142770
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 15142771 can be divided by 8 positive divisors.
The sum of these divisors (counting 15142771) is 1, the average is 0.125.
Base
System
Value
2
Binary
111001110000111101110011
3
Ternary
1001111022222101
4
Quaternary
321300331303
5
Quinary
12334032041
6
Senary
1300321231
8
Octal
71607563
10
Decimal
15142771
12
Duodecimal
50a3217
16
Hexadecimal
e70f73
20
Vigesimal
4ecgib
36
Base36
90k8j
md5
eaff8be6074ac9975e2eafbe30b3ea2e
sha1
55384923c586e21489b9956ff83db41eeda9d9c2
sha256
4dae50a530205acd7c5ad845ac0aebfd6f8140ebeaca04cda13e26675b915a9c
sha512
364e2836f9d64a8bbc312abc56b54c7ab91608e342eda68026c522a42e999ebc0116bdc2adece37ad905806a544bce7588e09ff4ec31d1985acaa623c83ee83c
ripemd-160
cea0bc260cb890b112d625c41c55bba2189293cb
Diameter
30285542
Circumference
95144836.257185
Area
7.2037823363753E+14
Volume
1.454469683381E+22
Surface area
2.8815129345501E+15
Circumference
95144836.257185
Perimeter
60571084
Area
229303513558441
Diagonal
21415112.12011
Surface area
1375821081350646
Volume
3.4722905953109E+21
Space diagonal
26228048.739381
Perimeter
45428313
Area
99291333959320
Altitude
13114024.36969
Surface area
99291333959320
Volume
4.0921337103243E+20
Height
7138370.7067033