28542491 is an odd 8-digits prime number following 28542490
and preceding 28542492 . In scientific notation, it is written as 2.8542491 × 10^7.
The sum of its digits is 35. It has a total of 1 prime factors and 2 positive divisors.
There are 28542490 positive integers (up to 28542491) that are relatively prime to 28542491.
28542491 has 2 divisors, whose sum is 28542492
The reverse of 28542491 is 19424582
Previous prime number is 1
Is Prime? yes Number parity odd Number length 8 Sum of Digits 35 Digital Root 8
Name
twenty-eight million five hundred forty-two thousand four hundred ninety-one
Scientific notation
2.8542491 × 10^7
Engineering notation
2.8542491 × 10^6
Prime Factorization
28542491
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
28542491 Product of the distinct prime numbers
The prime factorization of 28542491 is 28542491.
Since it has a total of 1 prime factors.
10 , 10 , 90 , 96 , 533 , 358 , 2149 , 5214 , 48218 , 62677 , 927015 , 225998 , 3479631 , 6681468 , 96478042 , 95635279 , 457502265 , 317307908 , 7094324066 , 1642051123
n×2
57084982
n×3
85627473
n×4
114169964
n×5
142712455
n÷2
14271245.5
n÷3
9514163.6666667
n÷3
7135622.75
n÷5
5708498.2
n2
814673792485081
n3
2.3252819389941E+22
n4
6.6369338816202E+29
n5
1.8943462558374E+37
2 √n5342.5172905663
3 √n305.60746440541
4 √n73.092525545136
5 √n30.981209930609
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
28542492 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
14271246 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
5342.5173841552 Returns the nth root of the product of n divisors
H Harmonic Mean
1.999999929929 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 28542491 can be divided by 2 positive divisors.
The sum of these divisors (counting 28542491) is 28542492, the average is 14271246.
Base
System
Value
2
Binary
1101100111000011000011011
3
Ternary
1222201002221022
4
Quaternary
1230320120123
5
Quinary
24301324431
6
Senary
2455433055
8
Octal
154703033
10
Decimal
28542491
12
Duodecimal
968578b
16
Hexadecimal
1b3861b
20
Vigesimal
8i7g4b
36
Base36
gzriz
md5
00521594efbcb5549b431c18727af31d
sha1
468a326522223113e8d2b21c3f68b38dad9dc3e9
sha256
f1de74c69dc16d37ce626c9ddbf8e9585ccaa7dccc0b40c4d9375ec536d496f1
sha512
3b8536eef707be97507b1f45f12ed19124dd0d317bdb346eab8508df2b5396305b79cf27f2ea2bc5d7fba42daa860493e9209f2e9ba619a13d225ef08c11a690
ripemd-160
3deff2455ea1c6496a16c0d19ce8e3e16e1b5173
Diameter
57084982
Circumference
179337760.08151
Area
2.5593732015433E+15
Volume
9.7401182094253E+22
Surface area
1.0237492806173E+16
Circumference
179337760.08151
Perimeter
114169964
Area
814673792485081
Diagonal
40365177.876112
Surface area
4888042754910486
Volume
2.3252819389941E+22
Space diagonal
49437044.586577
Perimeter
85627473
Area
3.5276410004475E+14
Altitude
24718522.293289
Surface area
3.5276410004475E+14
Volume
2.7403710453889E+21
Height
13455059.292037