28002355 is an odd 8-digits composite number following 28002354
and preceding 28002356 . In scientific notation, it is written as 2.8002355 × 10^7.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 22034400 positive integers (up to 28002355) that are relatively prime to 28002355.
28002355 has 4 divisors, whose sum is 28094472
The reverse of 28002355 is 55320082
Previous prime number is 305
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty-eight million two thousand three hundred fifty-five
Scientific notation
2.8002355 × 10^7
Engineering notation
2.8002355 × 10^6
Prime Factorization
305 × 91811
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28002355
Product of the distinct prime numbers
The prime factorization of 28002355 is 305 × 91811.
Since it has a total of 2 prime factors.
3 , 9 , 71 , 87 , 37 , 806 , 9476 , 4337 , 41200 , 62539 , 235966 , 418508 , 4805520 , 1183882 , 67586325 , 76620573 , 2579371 , 886368946 , 1393623636 , 3106685523
n×2
56004710
n×3
84007065
n×4
112009420
n×5
140011775
n÷2
14001177.5
n÷3
9334118.3333333
n÷3
7000588.75
n÷5
5600471
n2
784131885546025
n3
2.1957539425879E+22
n4
6.1486281392996E+29
n5
1.7217606791966E+37
2 √n
5291.7251440338
3 √n
303.66741024298
4 √n
72.744244748529
5 √n
30.863054902795
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
-28002354
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 28002355 can be divided by 4 positive divisors.
The sum of these divisors (counting 28002355) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101010110100100000110011
3
Ternary
1221200200000021
4
Quaternary
1222310200303
5
Quinary
24132033410
6
Senary
2440104311
8
Octal
152644063
10
Decimal
28002355
12
Duodecimal
9465097
16
Hexadecimal
1ab4833
20
Vigesimal
8f05hf
36
Base36
go6r7
md5
0d3078034d858864cbfe58a5cb1992d1
sha1
55086aadaa91e8477be6b901e7f3bf950ede04a0
sha256
2a1b27dee428841297fa3d63cd01c3ac4e0d68fee54fba8bc9b1d04dd1ebb29d
sha512
744c42cde1c78c2e25879af5a8c182f7bc23f0a04793cedf335ecdd3b2abe8a8ccc15312b6b70034db52dfbea363cf7cfb563f0095cbdba213f9af2b46ed4efb
ripemd-160
8bf893347bac020bca125f1843923878884db0bc
Diameter
56004710
Circumference
175943985.50243
Area
2.4634229710769E+15
Volume
9.1975526068334E+22
Surface area
9.8536918843076E+15
Circumference
175943985.50243
Perimeter
112009420
Area
784131885546025
Diagonal
39601310.219386
Surface area
4704791313276150
Volume
2.1957539425879E+22
Space diagonal
48501501.59158
Perimeter
84007065
Area
3.3953906640012E+14
Altitude
24250750.79579
Surface area
3.3953906640012E+14
Volume
2.5877208377017E+21
Height
13200436.739795