28540057 is an odd 8-digits composite number following 28540056
and preceding 28540058 . In scientific notation, it is written as 2.8540057 × 10^7.
The sum of its digits is 31. It has a total of 5 prime factors and 32 positive divisors.
There are 21384000 positive integers (up to 28540057) that are relatively prime to 28540057.
28540057 has 32 divisors, whose sum is 37044224
The reverse of 28540057 is 75004582
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty-eight million five hundred forty thousand fifty-seven
Scientific notation
2.8540057 × 10^7
Engineering notation
2.8540057 × 10^6
Prime Factorization
67 × 7 × 13 × 31 × 151
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
28540057
Product of the distinct prime numbers
The prime factorization of 28540057 is 67 × 7 × 13 × 31 × 151.
Since it has a total of 5 prime factors.
2 , 9 , 78 , 51 , 409 , 541 , 7746 , 6566 , 80358 , 70622 , 501573 , 672724 , 8218688 , 1351333 , 98283226 , 60507533 , 74058557 , 310546376 , 7240346324 , 1195528057
n×2
57080114
n×3
85620171
n×4
114160228
n×5
142700285
n÷2
14270028.5
n÷3
9513352.3333333
n÷3
7135014.25
n÷5
5708011.4
n2
814534853563249
n3
2.3246871149182E+22
n4
6.634670276693E+29
n5
1.8935386787302E+37
2 √n
5342.2894904713
3 √n
305.59877712681
4 √n
73.090967229004
5 √n
30.980681519566
1 , 7 , 13 , 31 , 67 , 91 , 151 , 217 , 403 , 469 , 871 , 1057 , 1963 , 2077 , 2821 , 4681 , 6097 , 10117 , 13741 , 14539 , 27001 , 32767 , 60853 , 70819 , 131521 , 189007 , 313627 , 425971 , 920647 , 2195389 , 4077151 , 28540057
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-28540056
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 28540057 can be divided by 32 positive divisors.
The sum of these divisors (counting 28540057) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1101100110111110010011001
3
Ternary
1222200222121011
4
Quaternary
1230313302121
5
Quinary
24301240212
6
Senary
2455413521
8
Octal
154676231
10
Decimal
28540057
12
Duodecimal
96842a1
16
Hexadecimal
1b37c99
20
Vigesimal
8i7a2h
36
Base36
gzpnd
md5
e90718c770bcf9fa1e64e7cc95289bf1
sha1
44bd3cff8ec4011bc62e9e8a602660460f7c7dab
sha256
03901da5fb55ad7caaa3365b341ad3ee228c5264836a8da8aaa77b42a5e58596
sha512
0ddc9505b061b8e6fb97d4e733a1ebfb3cc4cb17e4b4f912c3bd7a2b9dd794e1d73109bc5f131e80b53d5974c7606a8a1c9c5db3f01fed1599d0562bb0faa8cf
ripemd-160
966aad29eaa05cf426ceb688b2a1eb4513846eb5
Diameter
57080114
Circumference
179322466.80847
Area
2.5589367120471E+15
Volume
9.7376266161624E+22
Surface area
1.0235746848189E+16
Circumference
179322466.80847
Perimeter
114160228
Area
814534853563249
Diagonal
40361735.680301
Surface area
4887209121379494
Volume
2.3246871149182E+22
Space diagonal
49432828.774912
Perimeter
85620171
Area
3.5270393772681E+14
Altitude
24716414.387456
Surface area
3.5270393772681E+14
Volume
2.7396700384927E+21
Height
13453911.893434