28607813 is an odd 8-digits composite number following 28607812
and preceding 28607814 . In scientific notation, it is written as 2.8607813 × 10^7.
The sum of its digits is 35. It has a total of 4 prime factors and 12 positive divisors.
There are 26148096 positive integers (up to 28607813) that are relatively prime to 28607813.
28607813 has 12 divisors, whose sum is 31282020
The reverse of 28607813 is 31870682
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
twenty-eight million six hundred seven thousand eight hundred thirteen
Scientific notation
2.8607813 × 10^7
Engineering notation
2.8607813 × 10^6
Prime Factorization
109 × 13 × 13 × 1553
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
2200601
Product of the distinct prime numbers
The prime factorization of 28607813 is 109 × 13 × 13 × 1553.
Since it has a total of 4 prime factors.
9 , 5 , 83 , 29 , 9 , 270 , 8804 , 5620 , 33155 , 86128 , 706434 , 393136 , 687806 , 1257423 , 95603680 , 77085408 , 409874468 , 79886661 , 9983150428 , 2917760036
n×2
57215626
n×3
85823439
n×4
114431252
n×5
143039065
n÷2
14303906.5
n÷3
9535937.6666667
n÷3
7151953.25
n÷5
5721562.6
n2
818406964642969
n3
2.3412833402404E+22
n4
6.6978995977612E+29
n5
1.9161225918553E+37
2 √n
5348.6272070504
3 √n
305.84042329676
4 √n
73.134309370161
5 √n
30.995377611481
1 , 13 , 109 , 169 , 1417 , 1553 , 18421 , 20189 , 169277 , 262457 , 2200601 , 28607813
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-28607812
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 28607813 can be divided by 12 positive divisors.
The sum of these divisors (counting 28607813) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1101101001000010101000101
3
Ternary
1222211102112122
4
Quaternary
1231020111011
5
Quinary
24310422223
6
Senary
2501055325
8
Octal
155102505
10
Decimal
28607813
12
Duodecimal
96b7545
16
Hexadecimal
1b48545
20
Vigesimal
8ifjad
36
Base36
h15xh
md5
da449d895c178c4224797c0d3b4ce391
sha1
a22dff3e6ec6b6eef8617921115ccebefb15c9fd
sha256
840564c89994fdfbd3b91ead57f1be13241499738888543b9a417081b60b2f70
sha512
824dc49d70ee4c7b852f2c90c8339c87268546ca355a677bf3e01c02c9bccc8d768ed0929f63a5466a5a6bf0273cc9eea89e362c70d8134b7feb3847d3ce07da
ripemd-160
4a8bbbead1527b33f0069c858c12dcb8961a12af
Diameter
57215626
Circumference
179748190.31214
Area
2.5711013077691E+15
Volume
9.8071447222284E+22
Surface area
1.0284405231076E+16
Circumference
179748190.31214
Perimeter
114431252
Area
818406964642969
Diagonal
40457557.134433
Surface area
4910441787857814
Volume
2.3412833402404E+22
Space diagonal
49550185.609429
Perimeter
85823439
Area
3.5438061100746E+14
Altitude
24775092.804715
Surface area
3.5438061100746E+14
Volume
2.7592288776051E+21
Height
13485852.378144