28415807 is an odd 8-digits composite number following 28415806
and preceding 28415808 . In scientific notation, it is written as 2.8415807 × 10^7.
The sum of its digits is 35. It has a total of 3 prime factors and 8 positive divisors.
There are 24232824 positive integers (up to 28415807) that are relatively prime to 28415807.
28415807 has 8 divisors, whose sum is 32640000
The reverse of 28415807 is 70851482
Previous prime number is 199
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
twenty-eight million four hundred fifteen thousand eight hundred seven
Scientific notation
2.8415807 × 10^7
Engineering notation
2.8415807 × 10^6
Prime Factorization
7 × 199 × 20399
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28415807
Product of the distinct prime numbers
The prime factorization of 28415807 is 7 × 199 × 20399.
Since it has a total of 3 prime factors.
7 , 8 , 45 , 22 , 99 , 880 , 924 , 1800 , 33365 , 30302 , 837011 , 920507 , 5107955 , 6023557 , 53016957 , 2721296 , 671721425 , 44467257 , 6251917229 , 7770039797
n×2
56831614
n×3
85247421
n×4
113663228
n×5
142079035
n÷2
14207903.5
n÷3
9471935.6666667
n÷3
7103951.75
n÷5
5683161.4
n2
807458087461249
n3
2.2944573173888E+22
n4
6.5198856300658E+29
n5
1.8526781172602E+37
2 √n
5330.6478968321
3 √n
305.15465416613
4 √n
73.011286092166
5 √n
30.953659355271
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
-28415806
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 28415807 can be divided by 8 positive divisors.
The sum of these divisors (counting 28415807) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101100011001011100111111
3
Ternary
1222110200011022
4
Quaternary
1230121130333
5
Quinary
24233301212
6
Senary
2453014355
8
Octal
154313477
10
Decimal
28415807
12
Duodecimal
96243bb
16
Hexadecimal
1b1973f
20
Vigesimal
8hbja7
36
Base36
gx1rz
md5
40d055e23fb87b98711841177944717e
sha1
0bc0d708d377f86c4a915e4b2b92bb5041f32cca
sha256
3b9797dc1ae734f7558fe42c5c82c98d3ad672cae786ffde1b6c8ab5c70e8481
sha512
f26339f2f1446314e1693f758216dd9c5034f9838a7b9fbde672887c87b3b0ec4aec424cc3a8cc95bff7966abebbd3011716a99be127efe6a201145e6b6862a9
ripemd-160
400bca078a61e069abf7fcf5251c73b9f920af39
Diameter
56831614
Circumference
178541781.03405
Area
2.5367043956499E+15
Volume
9.6110003363787E+22
Surface area
1.01468175826E+16
Circumference
178541781.03405
Perimeter
113663228
Area
807458087461249
Diagonal
40186019.645176
Surface area
4844748524767494
Volume
2.2944573173888E+22
Space diagonal
49217621.462071
Perimeter
85247421
Area
3.4963960811632E+14
Altitude
24608810.731036
Surface area
3.4963960811632E+14
Volume
2.7040438804479E+21
Height
13395339.881725