28802015 is an odd 8-digits composite number following 28802014
and preceding 28802016 . In scientific notation, it is written as 2.8802015 × 10^7.
The sum of its digits is 26. It has a total of 2 prime factors and 4 positive divisors.
There are 20946880 positive integers (up to 28802015) that are relatively prime to 28802015.
28802015 has 4 divisors, whose sum is 29325744
The reverse of 28802015 is 51020882
Previous prime number is 55
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty-eight million eight hundred two thousand fifteen
Scientific notation
2.8802015 × 10^7
Engineering notation
2.8802015 × 10^6
Prime Factorization
55 × 523673
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28802015
Product of the distinct prime numbers
The prime factorization of 28802015 is 55 × 523673.
Since it has a total of 2 prime factors.
7 , 4 , 52 , 23 , 742 , 2 , 8135 , 5803 , 44440 , 30729 , 71063 , 465322 , 602015 , 6751150 , 69994483 , 88087486 , 563190071 , 64624755 , 1248744182 , 9086730165
n×2
57604030
n×3
86406045
n×4
115208060
n×5
144010075
n÷2
14401007.5
n÷3
9600671.6666667
n÷3
7200503.75
n÷5
5760403
n2
829556068060225
n3
2.3892886315612E+22
n4
6.8816327005554E+29
n5
1.9820488826589E+37
2 √n
5366.7508792565
3 √n
306.53092146435
4 √n
73.258111354692
5 √n
31.03734576738
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-28802014
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 28802015 can be divided by 4 positive divisors.
The sum of these divisors (counting 28802015) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101101110111101111011111
3
Ternary
2000012021221022
4
Quaternary
1231313233133
5
Quinary
24333131030
6
Senary
2505154355
8
Octal
155675737
10
Decimal
28802015
12
Duodecimal
978b9bb
16
Hexadecimal
1b77bdf
20
Vigesimal
90050f
36
Base36
h5brz
md5
d6074cbac0db1530bd99a1462395d239
sha1
1c6cb6e39f8482fbaefc5959e5243824c6932ad4
sha256
14563dce26bae8df8cfc55409d7c7712ad531708271b0c5f82bef4f319c85a4b
sha512
5b0916ed6228c17d4ecf5c1f2ca69fa60cf27f8cfc72f92a817372e086214ee03f8ef43232759969bc6af5bd796405f1e63ee82b132a6173bae35d8a8fdb82cd
ripemd-160
f369f3e5f68704af3e3ff29fca8196fb2e9e736c
Diameter
57604030
Circumference
180968397.46517
Area
2.6061272491588E+15
Volume
1.0008228816291E+23
Surface area
1.0424508996635E+16
Circumference
180968397.46517
Perimeter
115208060
Area
829556068060225
Diagonal
40732200.236673
Surface area
4977336408361350
Volume
2.3892886315612E+22
Space diagonal
49886553.340361
Perimeter
86406045
Area
3.5920831440184E+14
Altitude
24943276.67018
Surface area
3.5920831440184E+14
Volume
2.8158036559814E+21
Height
13577400.078891