28974788 is an even 8-digits composite number following 28974787
and preceding 28974789 . In scientific notation, it is written as 2.8974788 × 10^7.
The sum of its digits is 53. It has a total of 3 prime factors and 6 positive divisors.
There are 14487392 positive integers (up to 28974788) that are relatively prime to 28974788.
28974788 has 6 divisors, whose sum is 50705886
The reverse of 28974788 is 88747982
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 53
Digital Root 8
Name
twenty-eight million nine hundred seventy-four thousand seven hundred eighty-eight
Scientific notation
2.8974788 × 10^7
Engineering notation
2.8974788 × 10^6
Prime Factorization
2 × 2 × 7243697
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
14487394
Product of the distinct prime numbers
The prime factorization of 28974788 is 2 × 2 × 7243697.
Since it has a total of 3 prime factors.
1 , 8 , 11 , 58 , 138 , 242 , 6875 , 6716 , 9521 , 79423 , 610348 , 263298 , 7721176 , 6776835 , 8435739 , 77280372 , 958727526 , 391699685 , 8780630453 , 4965816935
n×2
57949576
n×3
86924364
n×4
115899152
n×5
144873940
n÷2
14487394
n÷3
9658262.6666667
n÷3
7243697
n÷5
5794957.6
n2
839538339644944
n3
2.4325445409084E+22
n4
7.0482462373379E+29
n5
2.0422144049866E+37
2 √n
5382.823422703
3 √n
307.14262313202
4 √n
73.367727392246
5 √n
31.074493130655
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-28974787
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 28974788 can be divided by 6 positive divisors.
The sum of these divisors (counting 28974788) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1101110100001111011000100
3
Ternary
2000112001221022
4
Quaternary
1232201323010
5
Quinary
24404143123
6
Senary
2513010312
8
Octal
156417304
10
Decimal
28974788
12
Duodecimal
9853998
16
Hexadecimal
1ba1ec4
20
Vigesimal
911gj8
36
Base36
h9138
md5
96321f39d93fe774c62075a8cb479b23
sha1
d8606326160d690732b2b02ea0b9a5eba38c6395
sha256
f89afa6afbffc1a258d97558c1b59482e261eb1b797e4beedf11da77aa468210
sha512
ad93f10b0b6ac0818a147acd5f96f2b07e6adf14a8ed1cdcd58a38d90373c16023550e0bbcec2b0a83a7f5c5668ca23ee74f7f3a45c540cc07173f0be6659a7a
ripemd-160
3636480f82dbaf7ff45a760786825a8362cbd290
Diameter
57949576
Circumference
182053962.24024
Area
2.6374874802355E+15
Volume
1.0189418745664E+23
Surface area
1.0549949920942E+16
Circumference
182053962.24024
Perimeter
115899152
Area
839538339644944
Diagonal
40976538.156485
Surface area
5037230037869664
Volume
2.4325445409084E+22
Space diagonal
50185804.954537
Perimeter
86924364
Area
3.6353076479176E+14
Altitude
25092902.477269
Surface area
3.6353076479176E+14
Volume
2.8667812340244E+21
Height
13658846.052162