28996942 is an even 8-digits composite number following 28996941
and preceding 28996943 . In scientific notation, it is written as 2.8996942 × 10^7.
The sum of its digits is 49. It has a total of 3 prime factors and 8 positive divisors.
There are 13383192 positive integers (up to 28996942) that are relatively prime to 28996942.
28996942 has 8 divisors, whose sum is 46841256
The reverse of 28996942 is 24969982
Previous prime number is 13
Is Prime? no
Number parity even
Number length 8
Sum of Digits 49
Digital Root 4
Name
twenty-eight million nine hundred ninety-six thousand nine hundred forty-two
Scientific notation
2.8996942 × 10^7
Engineering notation
2.8996942 × 10^6
Prime Factorization
2 × 13 × 1115267
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28996942
Product of the distinct prime numbers
The prime factorization of 28996942 is 2 × 13 × 1115267.
Since it has a total of 3 prime factors.
1 , 6 , 93 , 36 , 492 , 480 , 2466 , 6322 , 43440 , 85335 , 149483 , 41281 , 6947927 , 3727464 , 53838498 , 80803874 , 241049110 , 550051571 , 9287682856 , 5133367740
n×2
57993884
n×3
86990826
n×4
115987768
n×5
144984710
n÷2
14498471
n÷3
9665647.3333333
n÷3
7249235.5
n÷5
5799388.4
n2
840822645351364
n3
2.438128547954E+22
n4
7.0698272093567E+29
n5
2.0500336953974E+37
2 √n
5384.8808714771
3 √n
307.22088317191
4 √n
73.381747536272
5 √n
31.07924356314
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
-28996941
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 28996942 can be divided by 8 positive divisors.
The sum of these divisors (counting 28996942) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101110100111010101001110
3
Ternary
2000120012022211
4
Quaternary
1232213111032
5
Quinary
24410400232
6
Senary
2513301034
8
Octal
156472516
10
Decimal
28996942
12
Duodecimal
986477a
16
Hexadecimal
1ba754e
20
Vigesimal
914c72
36
Base36
h9i6m
md5
9f6e6322e792bd921c3fbc990eef3fc7
sha1
c728d98e6ac9bfcf9fe996d3980935cd59b8bcc8
sha256
96c425d98958003447f197190269aec13eecd6504994bf28028a0d73ec009119
sha512
2a692ee064ce05deb6cc4f1cbc1f5c195100f1e524d5bd5636dcc023d7e6b5c91ac5157f0ce1d7b67ebc30dba7f9228b39369a4120500be5e878d2de8e73fd36
ripemd-160
29bc14c6e4ed045f432e8a8c4b837ec8f63e58ec
Diameter
57993884
Circumference
182193159.92754
Area
2.6415222456078E+15
Volume
1.021280897968E+23
Surface area
1.0566088982431E+16
Circumference
182193159.92754
Perimeter
115987768
Area
840822645351364
Diagonal
41007868.643746
Surface area
5044935872108184
Volume
2.438128547954E+22
Space diagonal
50224176.808128
Perimeter
86990826
Area
3.6408688547576E+14
Altitude
25112088.404064
Surface area
3.6408688547576E+14
Volume
2.873362049438E+21
Height
13669289.547915