28283921 is an odd 8-digits prime number following 28283920
and preceding 28283922 . In scientific notation, it is written as 2.8283921 × 10^7.
The sum of its digits is 35. It has a total of 1 prime factors and 2 positive divisors.
There are 28283920 positive integers (up to 28283921) that are relatively prime to 28283921.
28283921 has 2 divisors, whose sum is 28283922
The reverse of 28283921 is 12938282
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 two hundred eighty-three thousand nine hundred twenty-one
Scientific notation
2.8283921 × 10^7
Engineering notation
2.8283921 × 10^6
Prime Factorization
28283921
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
28283921 Product of the distinct prime numbers
The prime factorization of 28283921 is 28283921.
Since it has a total of 1 prime factors.
10 , 5 , 63 , 68 , 125 , 352 , 9944 , 6864 , 33274 , 63091 , 410273 , 58992 , 162018 , 4596681 , 40516583 , 77981572 , 717392354 , 398610882 , 1595450543 , 8856290916
n×2
56567842
n×3
84851763
n×4
113135684
n×5
141419605
n÷2
14141960.5
n÷3
9427973.6666667
n÷3
7070980.25
n÷5
5656784.2
n2
799980187134241
n3
2.262657641447E+22
n4
6.3996829980734E+29
n5
1.8100812834255E+37
2 √n5318.2629683008
3 √n304.68181814169
4 √n72.926421606307
5 √n30.924872881262
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
28283922 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
14141961 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
5318.2630623165 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999292884 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 28283921 can be divided by 2 positive divisors.
The sum of these divisors (counting 28283921) is 28283922, the average is 14141961.
Base
System
Value
2
Binary
1101011111001010000010001
3
Ternary
1222012222020122
4
Quaternary
1223321100101
5
Quinary
24220041141
6
Senary
2450120025
8
Octal
153712021
10
Decimal
28283921
12
Duodecimal
9580015
16
Hexadecimal
1af9411
20
Vigesimal
8gf9g1
36
Base36
gu80h
md5
7e28f8f44fbebacaff21a8d74015d00b
sha1
238c74fd4977c6c3b5075f2f8a9fc32b0e65b37d
sha256
4f3a7be5cdb643c619e20f550eeb1a2c9e9b100407cbcfc52da5084ffe89cab6
sha512
a255ba4eb1fd6afda7f77a4e55f66f416fe20cd5fe97ddda93d0bffbebc680b1a68c8c1ce983f7e4f31e33b086d169c4b037d47b8a3f96af19e162922eff2e79
ripemd-160
dcfc0dcdbb36bf7d6a9e13e8c1603dd5b9962681
Diameter
56567842
Circumference
177713116.85663
Area
2.5132118789183E+15
Volume
9.4777981652783E+22
Surface area
1.0052847515673E+16
Circumference
177713116.85663
Perimeter
113135684
Area
799980187134241
Diagonal
39999504.675289
Surface area
4799881122805446
Volume
2.262657641447E+22
Space diagonal
48989188.209264
Perimeter
84851763
Area
3.4640158229124E+14
Altitude
24494594.104632
Surface area
3.4640158229124E+14
Volume
2.6665676029512E+21
Height
13333168.225096