28807306 is an even 8-digits composite number following 28807305
and preceding 28807307 . In scientific notation, it is written as 2.8807306 × 10^7.
The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors.
There are 12404880 positive integers (up to 28807306) that are relatively prime to 28807306.
28807306 has 8 divisors, whose sum is 43418340
The reverse of 28807306 is 60370882
Previous prime number is 209
Is Prime? no
Number parity even
Number length 8
Sum of Digits 34
Digital Root 7
Name
twenty-eight million eight hundred seven thousand three hundred six
Scientific notation
2.8807306 × 10^7
Engineering notation
2.8807306 × 10^6
Prime Factorization
2 × 209 × 68917
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28807306
Product of the distinct prime numbers
The prime factorization of 28807306 is 2 × 209 × 68917.
Since it has a total of 3 prime factors.
6 , 9 , 90 , 26 , 292 , 907 , 1424 , 5725 , 17488 , 58927 , 352632 , 448443 , 7385141 , 507499 , 56278583 , 40740231 , 733877914 , 637042304 , 3411022850 , 874285263
n×2
57614612
n×3
86421918
n×4
115229224
n×5
144036530
n÷2
14403653
n÷3
9602435.3333333
n÷3
7201826.5
n÷5
5761461.2
n2
829860878977636
n3
2.3906056278138E+22
n4
6.8866907845753E+29
n5
1.9838700875864E+37
2 √n
5367.2437991953
3 √n
306.54969047296
4 √n
73.261475546124
5 √n
31.038486010733
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
-28807305
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 28807306 can be divided by 8 positive divisors.
The sum of these divisors (counting 28807306) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101101111001000010001010
3
Ternary
2000012120012021
4
Quaternary
1231321002022
5
Quinary
24333313211
6
Senary
2505235054
8
Octal
155710212
10
Decimal
28807306
12
Duodecimal
9792a8a
16
Hexadecimal
1b7908a
20
Vigesimal
900i56
36
Base36
h5fuy
md5
0fb3c2196ae258cdc84346a52ea12f1e
sha1
da3005b08d9d30703c5537eba1cb974fb3cd49b9
sha256
6d468be689cc891f7491bdf439997b720f973ec31acd5a293e393cef2bf7ef77
sha512
26a54fd7b1206a8ec290960129aa634ae0b009dee2b66da3bd379262a87dedaa910e3d9e0b2741fff4e456177004fab4c2a2a397d942d7e4389ca32723da31a5
ripemd-160
30fe1758c89d34ff71740766aaa54ae5836a4e73
Diameter
57614612
Circumference
181001641.79863
Area
2.6070848408977E+15
Volume
1.0013745437294E+23
Surface area
1.0428339363591E+16
Circumference
181001641.79863
Perimeter
115229224
Area
829860878977636
Diagonal
40739682.840632
Surface area
4979165273865816
Volume
2.3906056278138E+22
Space diagonal
49895717.621184
Perimeter
86421918
Area
3.5934030140076E+14
Altitude
24947858.810592
Surface area
3.5934030140076E+14
Volume
2.8173557509497E+21
Height
13579894.280211