28890717 is an odd 8-digits composite number following 28890716
and preceding 28890718 . In scientific notation, it is written as 2.8890717 × 10^7.
The sum of its digits is 42. It has a total of 2 prime factors and 4 positive divisors.
There are 19260476 positive integers (up to 28890717) that are relatively prime to 28890717.
28890717 has 4 divisors, whose sum is 38520960
The reverse of 28890717 is 71709882
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
twenty-eight million eight hundred ninety thousand seven hundred seventeen
Scientific notation
2.8890717 × 10^7
Engineering notation
2.8890717 × 10^6
Prime Factorization
3 × 9630239
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28890717
Product of the distinct prime numbers
The prime factorization of 28890717 is 3 × 9630239.
Since it has a total of 2 prime factors.
9 , 4 , 6 , 54 , 339 , 49 , 6315 , 2963 , 1292 , 46017 , 376351 , 670649 , 6869729 , 5140869 , 55293803 , 66773023 , 931638899 , 12490354 , 2805209444 , 5937201027
n×2
57781434
n×3
86672151
n×4
115562868
n×5
144453585
n÷2
14445358.5
n÷3
9630239
n÷3
7222679.25
n÷5
5778143.4
n2
834673528774089
n3
2.4114316707204E+22
n4
6.9667989963619E+29
n5
2.0127581819978E+37
2 √n
5375.0085581327
3 √n
306.84527494583
4 √n
73.314449859033
5 √n
31.056439496922
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
-28890716
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 28890717 can be divided by 4 positive divisors.
The sum of these divisors (counting 28890717) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101110001101011001011101
3
Ternary
2000100210121120
4
Quaternary
1232031121131
5
Quinary
24344000332
6
Senary
2511121153
8
Octal
156153135
10
Decimal
28890717
12
Duodecimal
98131b9
16
Hexadecimal
1b8d65d
20
Vigesimal
90b6fh
36
Base36
h787x
md5
cfce64b577bafade0a60f8db776b25d8
sha1
3d32749a3bb3c9473262f5fc40df492e5f4b59ee
sha256
8c3938a144b468a72de372dcafea1fffc3bf34ef70eb478f7b62f26e05a5007e
sha512
2062d780408a354699617ef17991a993326090b84d38cb1ee4671fdf9c33d870238de087cfe1540c398837bf3c7b120b9c01a2d80bde82d0fcd39ee67d4e8620
ripemd-160
5bee1c855d9780978c48eb14e27ac4b22008c38b
Diameter
57781434
Circumference
181525728.56828
Area
2.6222042261425E+15
Volume
1.0100981361825E+23
Surface area
1.048881690457E+16
Circumference
181525728.56828
Perimeter
115562868
Area
834673528774089
Diagonal
40857643.808083
Surface area
5008041172644534
Volume
2.4114316707204E+22
Space diagonal
50040189.711094
Perimeter
86672151
Area
3.6142423989238E+14
Altitude
25020094.855547
Surface area
3.6142423989238E+14
Volume
2.8418994778906E+21
Height
13619214.602694