28990107 is an odd 8-digits composite number following 28990106
and preceding 28990108 . In scientific notation, it is written as 2.8990107 × 10^7.
The sum of its digits is 36. It has a total of 2 prime factors and 4 positive divisors.
There are 19326732 positive integers (up to 28990107) that are relatively prime to 28990107.
28990107 has 4 divisors, whose sum is 32211240
The reverse of 28990107 is 70109982
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
twenty-eight million nine hundred ninety thousand one hundred seven
Scientific notation
2.8990107 × 10^7
Engineering notation
2.8990107 × 10^6
Prime Factorization
9 × 3221123
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28990107
Product of the distinct prime numbers
The prime factorization of 28990107 is 9 × 3221123.
Since it has a total of 2 prime factors.
5 , 5 , 17 , 66 , 337 , 874 , 6296 , 6978 , 1582 , 9746 , 620717 , 510522 , 2926757 , 9386817 , 13909053 , 94855346 , 839873769 , 869538166 , 2045441715 , 2255690446
n×2
57980214
n×3
86970321
n×4
115960428
n×5
144950535
n÷2
14495053.5
n÷3
9663369
n÷3
7247526.75
n÷5
5798021.4
n2
840426303871449
n3
2.4364048474848E+22
n4
7.0631637223903E+29
n5
2.0476187207061E+37
2 √n
5384.2461867935
3 √n
307.19674246831
4 √n
73.377422868301
5 √n
31.077778259238
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
-28990106
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 28990107 can be divided by 4 positive divisors.
The sum of these divisors (counting 28990107) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101110100101101010011011
3
Ternary
2000112211221200
4
Quaternary
1232211222123
5
Quinary
24410140412
6
Senary
2513205243
8
Octal
156455233
10
Decimal
28990107
12
Duodecimal
9860823
16
Hexadecimal
1ba5a9b
20
Vigesimal
913f57
36
Base36
h9cwr
md5
999a9d980e7957ef78058d8556c11501
sha1
737f86a8fa9cb98547e27ef0a727dd623f6d7353
sha256
579dcaaf1f2701827486f3ac2e374bd80d8fe720132d93a0d2ef8d854e662806
sha512
d4c0ef7f4f89ea421d6fc3e10e196aa6a1949ee5dbe8a1e713e3d52689030ea4c6ae29216bc2548d91a58d90c6f70d8c95deb34cc85568cc1c7190f4085f5312
ripemd-160
124f410b6a09d342859172a0234f0da0dacd7710
Diameter
57980214
Circumference
182150214.35596
Area
2.6402771021262E+15
Volume
1.0205588760038E+23
Surface area
1.0561108408505E+16
Circumference
182150214.35596
Perimeter
115960428
Area
840426303871449
Diagonal
40998202.494047
Surface area
5042557823228694
Volume
2.4364048474848E+22
Space diagonal
50212338.240858
Perimeter
86970321
Area
3.6391526458067E+14
Altitude
25106169.120429
Surface area
3.6391526458067E+14
Volume
2.8713306489538E+21
Height
13666067.498016