28004786 is an even 8-digits composite number following 28004785
and preceding 28004787 . In scientific notation, it is written as 2.8004786 × 10^7.
The sum of its digits is 35. It has a total of 3 prime factors and 8 positive divisors.
There are 13939380 positive integers (up to 28004786) that are relatively prime to 28004786.
28004786 has 8 divisors, whose sum is 42196224
The reverse of 28004786 is 68740082
Previous prime number is 223
Is Prime? no
Number parity even
Number length 8
Sum of Digits 35
Digital Root 8
Name
twenty-eight million four thousand seven hundred eighty-six
Scientific notation
2.8004786 × 10^7
Engineering notation
2.8004786 × 10^6
Prime Factorization
2 × 223 × 62791
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28004786
Product of the distinct prime numbers
The prime factorization of 28004786 is 2 × 223 × 62791.
Since it has a total of 3 prime factors.
9 , 4 , 88 , 91 , 58 , 790 , 8180 , 5237 , 5141 , 39285 , 139720 , 265974 , 7058301 , 8068245 , 69288766 , 89736862 , 137386706 , 306388268 , 8262716318 , 6847488612
n×2
56009572
n×3
84014358
n×4
112019144
n×5
140023930
n÷2
14002393
n÷3
9334928.6666667
n÷3
7001196.5
n÷5
5600957.2
n2
784268038905796
n3
2.1963258596196E+22
n4
6.1507635684914E+29
n5
1.722508174722E+37
2 √n
5291.9548372978
3 √n
303.67619752906
4 √n
72.745823504156
5 √n
30.86359075402
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
-28004785
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 28004786 can be divided by 8 positive divisors.
The sum of these divisors (counting 28004786) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101010110101000110110010
3
Ternary
1221200210100022
4
Quaternary
1222311012302
5
Quinary
24132123121
6
Senary
2440123442
8
Octal
152650662
10
Decimal
28004786
12
Duodecimal
9466582
16
Hexadecimal
1ab51b2
20
Vigesimal
8f0bj6
36
Base36
go8mq
md5
66f41e970c7a00d5d5065edf051dd36a
sha1
a4b5e6541adfb54a633a724a804355107cd70bc8
sha256
4841bd9682aecb4547f1b375fa8462f591d02edd42abc589de79af3b862eda62
sha512
32e8ba2d9a171b1bfe8248afff6f639e60b53ba483c7917d0f41b405a9330a106f7753babf34bdb169d8c1ecec6fe91343d6690e6eb8bfabb3c2e582b55752e7
ripemd-160
2592404692f35edef1890c3ee7a2fba4a961fcee
Diameter
56009572
Circumference
175959259.92591
Area
2.4638507094717E+15
Volume
9.1999482472938E+22
Surface area
9.8554028378869E+15
Circumference
175959259.92591
Perimeter
112019144
Area
784268038905796
Diagonal
39604748.172556
Surface area
4705608233434776
Volume
2.1963258596196E+22
Space diagonal
48505712.207094
Perimeter
84014358
Area
3.3959802253431E+14
Altitude
24252856.103547
Surface area
3.3959802253431E+14
Volume
2.5883948483874E+21
Height
13201582.724185