28012275 is an odd 8-digits composite number following 28012274
and preceding 28012276 . In scientific notation, it is written as 2.8012275 × 10^7.
The sum of its digits is 27. It has a total of 5 prime factors and 28 positive divisors.
There are 14287680 positive integers (up to 28012275) that are relatively prime to 28012275.
28012275 has 28 divisors, whose sum is 47946384
The reverse of 28012275 is 57221082
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty-eight million twelve thousand two hundred seventy-five
Scientific notation
2.8012275 × 10^7
Engineering notation
2.8012275 × 10^6
Prime Factorization
15 × 3 × 5 × 23 × 5413
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
28012275
Product of the distinct prime numbers
The prime factorization of 28012275 is 15 × 3 × 5 × 23 × 5413.
Since it has a total of 5 prime factors.
5 , 5 , 99 , 28 , 116 , 382 , 664 , 2544 , 53525 , 24867 , 72825 , 558312 , 3175421 , 3262645 , 26587005 , 94418314 , 208327736 , 520767829 , 826951522 , 8806046377
n×2
56024550
n×3
84036825
n×4
112049100
n×5
140061375
n÷2
14006137.5
n÷3
9337425
n÷3
7003068.75
n÷5
5602455
n2
784687550675625
n3
2.1980883458602E+22
n4
6.1573455218531E+29
n5
1.7248125602817E+37
2 √n
5292.662373513
3 √n
303.70326466858
4 √n
72.750686412659
5 √n
30.865241276977
1 , 3 , 5 , 15 , 23 , 45 , 69 , 75 , 115 , 225 , 345 , 1035 , 1725 , 5175 , 5413 , 16239 , 27065 , 81195 , 124499 , 243585 , 373497 , 405975 , 622495 , 1217925 , 1867485 , 5602455 , 9337425 , 28012275
28 divisors
τ
Total Divisors
28
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-28012274
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.035714285714286
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
28
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 28012275 can be divided by 28 positive divisors.
The sum of these divisors (counting 28012275) is 1, the average is 0.035714285714286.
Base
System
Value
2
Binary
1101010110110111011110011
3
Ternary
1221201011121200
4
Quaternary
1222312323303
5
Quinary
24132343100
6
Senary
2440222243
8
Octal
152667363
10
Decimal
28012275
12
Duodecimal
946a983
16
Hexadecimal
1ab6ef3
20
Vigesimal
8f1adf
36
Base36
goeer
md5
fb67ed9465ca2967468133b66951d910
sha1
dbda76ceffaea26a585d7779901fbef3bc62f20c
sha256
01e3cad9cd58dd3ef0ccb4428c3f363094e5c174f13a596b27166cb34d24d91c
sha512
4c159d174cfb6de5a9bfc0dd318871ffd985263323f7e0a37665b3ff7ac1ef65a964ada0134ab9943c2e4032de45761f18530248a12db3b1be26c0ea84717adc
ripemd-160
14b77124cc71d65216d3af4e987832fa844f6221
Diameter
56024550
Circumference
176006314.70067
Area
2.4651686445659E+15
Volume
9.2073309323943E+22
Surface area
9.8606745782636E+15
Circumference
176006314.70067
Perimeter
112049100
Area
784687550675625
Diagonal
39615339.217925
Surface area
4708125304053750
Volume
2.1980883458602E+22
Space diagonal
48518683.535591
Perimeter
84036825
Area
3.3977967645924E+14
Altitude
24259341.767796
Surface area
3.3977967645924E+14
Volume
2.5904719583415E+21
Height
13205113.072642