28984889 is an odd 8-digits composite number following 28984888
and preceding 28984890 . In scientific notation, it is written as 2.8984889 × 10^7.
The sum of its digits is 56. It has a total of 2 prime factors and 4 positive divisors.
There are 28891380 positive integers (up to 28984889) that are relatively prime to 28984889.
28984889 has 4 divisors, whose sum is 29078400
The reverse of 28984889 is 98848982
Previous prime number is 311
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 56
Digital Root 2
Name
twenty-eight million nine hundred eighty-four thousand eight hundred eighty-nine
Scientific notation
2.8984889 × 10^7
Engineering notation
2.8984889 × 10^6
Prime Factorization
311 × 93199
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28984889
Product of the distinct prime numbers
The prime factorization of 28984889 is 311 × 93199.
Since it has a total of 2 prime factors.
2 , 1 , 18 , 67 , 896 , 819 , 2813 , 4023 , 62719 , 3815 , 754040 , 727328 , 8322596 , 5406499 , 57199663 , 86686579 , 825414428 , 829518746 , 7606415080 , 3920556835
n×2
57969778
n×3
86954667
n×4
115939556
n×5
144924445
n÷2
14492444.5
n÷3
9661629.6666667
n÷3
7246222.25
n÷5
5796977.8
n2
840123790342321
n3
2.4350894809331E+22
n4
7.0580798309915E+29
n5
2.0457766045443E+37
2 √n
5383.7616031916
3 √n
307.1783103323
4 √n
73.374120800127
5 √n
31.076659425675
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
-28984888
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 28984889 can be divided by 4 positive divisors.
The sum of these divisors (counting 28984889) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101110100100011000111001
3
Ternary
2000112120210102
4
Quaternary
1232210120321
5
Quinary
24410004024
6
Senary
2513125145
8
Octal
156443071
10
Decimal
28984889
12
Duodecimal
98597b5
16
Hexadecimal
1ba4639
20
Vigesimal
913249
36
Base36
h98vt
md5
a272c1d31757a8c4430f3180d990cfe7
sha1
3b662110947de1ec40330fc071f4a6592df280b5
sha256
9c017d8f83031d3f7b4cbb8e9d27ef21d90bff6f67cd2b03ab346412bdef96f1
sha512
b114e240af275bac225a22b148bc182ba4230a0808b97889b110cab2b3f350c4155e007c1abff208c5f8f7ed22427bc35780b8ad155c3906f0d5b14f34f18947
ripemd-160
5e9d5179b6f4cabfd59da75df98166236e8a8f8d
Diameter
57969778
Circumference
182117428.69503
Area
2.6393267278454E+15
Volume
1.0200078965511E+23
Surface area
1.0557306911382E+16
Circumference
182117428.69503
Perimeter
115939556
Area
840123790342321
Diagonal
40990823.127679
Surface area
5040742742053926
Volume
2.4350894809331E+22
Space diagonal
50203300.399744
Perimeter
86954667
Area
3.6378427238006E+14
Altitude
25101650.199872
Surface area
3.6378427238006E+14
Volume
2.8697804746064E+21
Height
13663607.709226