28476989 is an odd 8-digits composite number following 28476988
and preceding 28476990 . In scientific notation, it is written as 2.8476989 × 10^7.
The sum of its digits is 53. It has a total of 2 prime factors and 4 positive divisors.
There are 26801856 positive integers (up to 28476989) that are relatively prime to 28476989.
28476989 has 4 divisors, whose sum is 30152124
The reverse of 28476989 is 98967482
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 53
Digital Root 8
Name
twenty-eight million four hundred seventy-six thousand nine hundred eighty-nine
Scientific notation
2.8476989 × 10^7
Engineering notation
2.8476989 × 10^6
Prime Factorization
17 × 1675117
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28476989
Product of the distinct prime numbers
The prime factorization of 28476989 is 17 × 1675117.
Since it has a total of 2 prime factors.
3 , 10 , 55 , 67 , 209 , 296 , 944 , 3973 , 29809 , 72121 , 450933 , 716702 , 5848646 , 723939 , 18769318 , 44043720 , 130096965 , 484048788 , 8184654167 , 6604074901
n×2
56953978
n×3
85430967
n×4
113907956
n×5
142384945
n÷2
14238494.5
n÷3
9492329.6666667
n÷3
7119247.25
n÷5
5695397.8
n2
810938902506121
n3
2.3093098206339E+22
n4
6.5762190359783E+29
n5
1.8727091714915E+37
2 √n
5336.3835132044
3 √n
305.37350640136
4 √n
73.050554503059
5 √n
30.966977139069
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
-28476988
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 28476989 can be divided by 4 positive divisors.
The sum of these divisors (counting 28476989) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101100101000011000111101
3
Ternary
1222120210002022
4
Quaternary
1230220120331
5
Quinary
24242230424
6
Senary
2454205525
8
Octal
154503075
10
Decimal
28476989
12
Duodecimal
96538a5
16
Hexadecimal
1b2863d
20
Vigesimal
8hjc99
36
Base36
gyczh
md5
70ce55e839ca7e59ddfac7498c85a582
sha1
c4be0d03fbb3049f0b1f893d518bec04cf5a2e78
sha256
407324db2065dfed71e22f2cae6d69e85a3e0e0d9d8944dfafe55c73e12b71ca
sha512
6af38c755300ae09bf1525094103e978a56ab2ef2469ef3a9447ae6056eddc2317d4d880542f72c0013722ad1752748555aaa83f6ce7cea5c3e391296a863ccd
ripemd-160
f2761c8043773b436bfdd280ba5da800ddfcc2b9
Diameter
56953978
Circumference
178926198.87751
Area
2.5476396986234E+15
Volume
9.6732143564882E+22
Surface area
1.0190558794494E+16
Circumference
178926198.87751
Perimeter
113907956
Area
810938902506121
Diagonal
40272544.059349
Surface area
4865633415036726
Volume
2.3093098206339E+22
Space diagonal
49323591.79458
Perimeter
85430967
Area
3.5114684524369E+14
Altitude
24661795.89729
Surface area
3.5114684524369E+14
Volume
2.7215477233849E+21
Height
13424181.353116