28996979 is an odd 8-digits composite number following 28996978
and preceding 28996980 . In scientific notation, it is written as 2.8996979 × 10^7.
The sum of its digits is 59. It has a total of 3 prime factors and 8 positive divisors.
There are 25799560 positive integers (up to 28996979) that are relatively prime to 28996979.
28996979 has 8 divisors, whose sum is 32306688
The reverse of 28996979 is 97969982
Previous prime number is 47
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 59
Digital Root 5
Name
twenty-eight million nine hundred ninety-six thousand nine hundred seventy-nine
Scientific notation
2.8996979 × 10^7
Engineering notation
2.8996979 × 10^6
Prime Factorization
11 × 47 × 56087
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28996979
Product of the distinct prime numbers
The prime factorization of 28996979 is 11 × 47 × 56087.
Since it has a total of 3 prime factors.
7 , 4 , 28 , 52 , 316 , 827 , 3720 , 5934 , 97848 , 53514 , 1228 , 604800 , 3724300 , 5063859 , 61320167 , 72704322 , 444406937 , 311124188 , 7458058824 , 4365139786
n×2
57993958
n×3
86990937
n×4
115987916
n×5
144984895
n÷2
14498489.5
n÷3
9665659.6666667
n÷3
7249244.75
n÷5
5799395.8
n2
840824791126441
n3
2.4381378810973E+22
n4
7.0698632937282E+29
n5
2.0500467746111E+37
2 √n
5384.8843070209
3 √n
307.22101384279
4 √n
73.381770944976
5 √n
31.079251494538
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
-28996978
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 28996979 can be divided by 8 positive divisors.
The sum of these divisors (counting 28996979) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101110100111010101110011
3
Ternary
2000120012101012
4
Quaternary
1232213111303
5
Quinary
24410400404
6
Senary
2513301135
8
Octal
156472563
10
Decimal
28996979
12
Duodecimal
98647ab
16
Hexadecimal
1ba7573
20
Vigesimal
914c8j
36
Base36
h9i7n
md5
e77e3e950f6a9e1fb0f52990c12f9ae1
sha1
7fcf8418ca9e08a21eb97abbe942087ff550bd50
sha256
dc889b3ca1097042c6374363f1f79f257566c5122a4afa42531fa60df1924940
sha512
cca3b83fd6b06686532c3d0eae2928028a90047052a85a38b5f0121d94b053695cea661b063cc86a10b2ef9d8d81f027e92986955a2c44d4787365cfb0782724
ripemd-160
04a00e954ca7ddc08849d67d6ae0e4b1e9b2bd3f
Diameter
57993958
Circumference
182193392.4054
Area
2.641528986759E+15
Volume
1.0212848074259E+23
Surface area
1.0566115947036E+16
Circumference
182193392.4054
Perimeter
115987916
Area
840824791126441
Diagonal
41007920.969648
Surface area
5044948746758646
Volume
2.4381378810973E+22
Space diagonal
50224240.894008
Perimeter
86990937
Area
3.6408781462362E+14
Altitude
25112120.447004
Surface area
3.6408781462362E+14
Volume
2.8733730486528E+21
Height
13669306.989883