28541638 is an even 8-digits composite number following 28541637
and preceding 28541639 . In scientific notation, it is written as 2.8541638 × 10^7.
The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors.
There are 13810440 positive integers (up to 28541638) that are relatively prime to 28541638.
28541638 has 8 divisors, whose sum is 44193600
The reverse of 28541638 is 83614582
Previous prime number is 31
Is Prime? no
Number parity even
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty-eight million five hundred forty-one thousand six hundred thirty-eight
Scientific notation
2.8541638 × 10^7
Engineering notation
2.8541638 × 10^6
Prime Factorization
2 × 31 × 460349
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28541638
Product of the distinct prime numbers
The prime factorization of 28541638 is 2 × 31 × 460349.
Since it has a total of 3 prime factors.
1 , 3 , 15 , 30 , 229 , 841 , 9907 , 4935 , 29030 , 43464 , 978089 , 529002 , 2504822 , 5405379 , 27294731 , 27868026 , 83297091 , 737782597 , 4171040172 , 3520532953
n×2
57083276
n×3
85624914
n×4
114166552
n×5
142708190
n÷2
14270819
n÷3
9513879.3333333
n÷3
7135409.5
n÷5
5708327.6
n2
814625099723044
n3
2.3250734702009E+22
n4
6.6361405309878E+29
n5
1.8940632075258E+37
2 √n
5342.4374586887
3 √n
305.60441998806
4 √n
73.091979441582
5 √n
30.981024752042
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
-28541637
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 28541638 can be divided by 8 positive divisors.
The sum of these divisors (counting 28541638) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101100111000001011000110
3
Ternary
1222201001202201
4
Quaternary
1230320023012
5
Quinary
24301313023
6
Senary
2455425114
8
Octal
154701306
10
Decimal
28541638
12
Duodecimal
968519a
16
Hexadecimal
1b382c6
20
Vigesimal
8i7e1i
36
Base36
gzqva
md5
2262ec8cf6c55f276c18978e5178a985
sha1
cb04b6d8497fe46f86728c2328848aadcbbd5ee5
sha256
4a348c8130f9d3938d2add79413b44e278da26eaaca8a421a04069041c1d6e00
sha512
90d6c1a3907cb6f03a613c34c109bff231928dbd9eb72a6de99057cfc4204079f9496385086b98086ca63bae2e24f0bbf3c14d420dd3dc73f26aab2d79675e6c
ripemd-160
f2e7f402ad054f9b4bc60d02a1910d6c56474cc4
Diameter
57083276
Circumference
179332400.52444
Area
2.5592202287198E+15
Volume
9.7392449773862E+22
Surface area
1.0236880914879E+16
Circumference
179332400.52444
Perimeter
114166552
Area
814625099723044
Diagonal
40363971.551943
Surface area
4887750598338264
Volume
2.3250734702009E+22
Space diagonal
49435567.147239
Perimeter
85624914
Area
3.5274301546029E+14
Altitude
24717783.573619
Surface area
3.5274301546029E+14
Volume
2.74012536256E+21
Height
13454657.183981