57256721 is an odd 8-digits composite number following 57256720
and preceding 57256722 . In scientific notation, it is written as 5.7256721 × 10^7.
The sum of its digits is 35. It has a total of 3 prime factors and 8 positive divisors.
There are 55164960 positive integers (up to 57256721) that are relatively prime to 57256721.
57256721 has 8 divisors, whose sum is 59364864
The reverse of 57256721 is 12765275
Previous prime number is 233
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
fifty-seven million two hundred fifty-six thousand seven hundred twenty-one
Scientific notation
5.7256721 × 10^7
Engineering notation
5.7256721 × 10^6
Prime Factorization
31 × 233 × 7927
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
57256721
Product of the distinct prime numbers
The prime factorization of 57256721 is 31 × 233 × 7927.
Since it has a total of 3 prime factors.
6 , 6 , 28 , 81 , 24 , 430 , 159 , 9510 , 9319 , 84253 , 476724 , 190150 , 2648524 , 4112926 , 17688278 , 53141685 , 61000113 , 980757669 , 3611233019 , 3120568290
n×2
114513442
n×3
171770163
n×4
229026884
n×5
286283605
n÷2
28628360.5
n÷3
19085573.666667
n÷3
14314180.25
n÷5
11451344.2
n2
3278332099671841
n3
1.8770654637625E+23
n4
1.0747461355739E+31
n5
6.1536439630382E+38
2 √n
7566.8170983578
3 √n
385.42702043511
4 √n
86.987453683608
5 √n
35.60945235403
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
-57256720
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 57256721 can be divided by 8 positive divisors.
The sum of these divisors (counting 57256721) is 1, the average is 0.125.
Base
System
Value
2
Binary
11011010011010101100010001
3
Ternary
10222201221110022
4
Quaternary
3122122230101
5
Quinary
104124203341
6
Senary
5403113225
8
Octal
332325421
10
Decimal
57256721
12
Duodecimal
17212815
16
Hexadecimal
369ab11
20
Vigesimal
hhh1g1
36
Base36
y37kh
md5
f3766783c90f564dc5892e93fc10d23f
sha1
4142799339e061f7f9b7f82c90315c8fe12f4f7d
sha256
b354bddd6d86124c0e062468e266e2a278745100806ef4665321b2cef8ba5725
sha512
2b0a8aa00cfda17614d0cc06a14f72985bcea4ebd0a028fe73bc466a99d26b2568197764a7cf116f914082ee771e8103c444588b076f7b06d0846036f18333ab
ripemd-160
54f694eccee1af0635360bf0c0902774791601e3
Diameter
114513442
Circumference
359754588.12448
Area
1.0299184040357E+16
Volume
7.8626334283514E+23
Surface area
4.1196736161427E+16
Circumference
359754588.12448
Perimeter
229026884
Area
3278332099671841
Diagonal
80973231.375212
Surface area
19669992598031046
Volume
1.8770654637625E+23
Space diagonal
99171549.846796
Perimeter
171770163
Area
1.4195594401789E+15
Altitude
49585774.923398
Surface area
1.4195594401789E+15
Volume
2.2121428635959E+22
Height
26991077.125071