28409813 is an odd 8-digits prime number following 28409812
and preceding 28409814 . In scientific notation, it is written as 2.8409813 × 10^7.
The sum of its digits is 35. It has a total of 1 prime factors and 2 positive divisors.
There are 28409812 positive integers (up to 28409813) that are relatively prime to 28409813.
28409813 has 2 divisors, whose sum is 28409814
The reverse of 28409813 is 31890482
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 four hundred nine thousand eight hundred thirteen
Scientific notation
2.8409813 × 10^7
Engineering notation
2.8409813 × 10^6
Prime Factorization
28409813
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
28409813
Product of the distinct prime numbers
The prime factorization of 28409813 is 28409813.
Since it has a total of 1 prime factors.
1 , 1 , 44 , 38 , 130 , 121 , 1299 , 9975 , 54898 , 1760 , 808730 , 972513 , 9716259 , 8096889 , 67353336 , 62230209 , 291166022 , 469270170 , 3576624484 , 7181223660
n×2
56819626
n×3
85229439
n×4
113639252
n×5
142049065
n÷2
14204906.5
n÷3
9469937.6666667
n÷3
7102453.25
n÷5
5681962.6
n2
807117474694969
n3
2.2930056525116E+22
n4
6.5143861795798E+29
n5
1.8507249317165E+37
2 √n
5330.0856465914
3 √n
305.13319632494
4 √n
73.007435556876
5 √n
30.9523533787
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
28409814
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
14204907
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
5330.0857403986
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999296018
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 28409813 can be divided by 2 positive divisors.
The sum of these divisors (counting 28409813) is 28409814, the average is 14204907.
Base
System
Value
2
Binary
1101100010111111111010101
3
Ternary
1222110100221022
4
Quaternary
1230113333111
5
Quinary
24233103223
6
Senary
2452530525
8
Octal
154277725
10
Decimal
28409813
12
Duodecimal
9620a45
16
Hexadecimal
1b17fd5
20
Vigesimal
8hb4ad
36
Base36
gwx5h
md5
577b49a6f4aaf320a8b7db251b16dff1
sha1
dd0d8abb621f56f2108e071dea3917269ff1ec02
sha256
e7f4df8928d5624597fe8f7eb07ce39524f4509ffe85ea2d11dac015fce253ce
sha512
6deb9f313e45f12057375f45c0d54491822912245ead636510f4ed91199665d1577a7514b8f0355451af754cecb49a581d3ebac2958b909ffcd65c8a1f03cdd2
ripemd-160
34cfe090203718d48a87494266a770e4881e366a
Diameter
56819626
Circumference
178504119.62132
Area
2.5356343290857E+15
Volume
9.6049196167605E+22
Surface area
1.0142537316343E+16
Circumference
178504119.62132
Perimeter
113639252
Area
807117474694969
Diagonal
40177542.849083
Surface area
4842704848169814
Volume
2.2930056525116E+22
Space diagonal
49207239.549531
Perimeter
85229439
Area
3.4949211846209E+14
Altitude
24603619.774765
Surface area
3.4949211846209E+14
Volume
2.7023330769834E+21
Height
13392514.283028