29388728 is an even 8-digits composite number following 29388727
and preceding 29388729 . In scientific notation, it is written as 2.9388728 × 10^7.
The sum of its digits is 47. It has a total of 4 prime factors and 8 positive divisors.
There are 14694360 positive integers (up to 29388728) that are relatively prime to 29388728.
29388728 has 8 divisors, whose sum is 55103880
The reverse of 29388728 is 82788392
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 47
Digital Root 2
Name
twenty-nine million three hundred eighty-eight thousand seven hundred twenty-eight
Scientific notation
2.9388728 × 10^7
Engineering notation
2.9388728 × 10^6
Prime Factorization
2 × 2 × 2 × 3673591
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
7347182
Product of the distinct prime numbers
The prime factorization of 29388728 is 2 × 2 × 2 × 3673591.
Since it has a total of 4 prime factors.
10 , 6 , 77 , 69 , 422 , 505 , 9674 , 4359 , 89343 , 59219 , 280224 , 733252 , 5001944 , 6904073 , 63958875 , 19933834 , 616396779 , 66786095 , 9961651665 , 4305756565
n×2
58777456
n×3
88166184
n×4
117554912
n×5
146943640
n÷2
14694364
n÷3
9796242.6666667
n÷3
7347182
n÷5
5877745.6
n2
863697333457984
n3
2.5382966007322E+22
n4
7.4597308382243E+29
n5
2.1923200055779E+37
2 √n
5421.1371500821
3 √n
308.59834772341
4 √n
73.628371909761
5 √n
31.162777429647
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
-29388727
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 29388728 can be divided by 8 positive divisors.
The sum of these divisors (counting 29388728) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110000000110111110111000
3
Ternary
2001022002202102
4
Quaternary
1300012332320
5
Quinary
30010414403
6
Senary
2525522532
8
Octal
160067670
10
Decimal
29388728
12
Duodecimal
9a13448
16
Hexadecimal
1c06fb8
20
Vigesimal
93dbg8
36
Base36
hhwhk
md5
fc5a105fd7cac690f567a372742716c2
sha1
f03957258a93ceccb9bdef58a8a176f22d92e659
sha256
296915141c73b5330e46bdd037f838e47861a0b184c56b231e636e4292108cc3
sha512
b7e7c8aecf48d0b98aa328c6670dadc683cab6bf5af025efecb64a0b0b47e626f8363e04ed3cebdb1d523761def8b417fd5c2e84dcf0d849b03f10530f9bc2bd
ripemd-160
ea39e2c4bbd20308d1b5abe188bba61587c29f21
Diameter
58777456
Circumference
184654823.9663
Area
2.7133851977167E+15
Volume
1.063239193799E+23
Surface area
1.0853540790867E+16
Circumference
184654823.9663
Perimeter
117554912
Area
863697333457984
Diagonal
41561937.718494
Surface area
5182184000747904
Volume
2.5382966007322E+22
Space diagonal
50902770.065822
Perimeter
88166184
Area
3.7399191597775E+14
Altitude
25451385.032911
Surface area
3.7399191597775E+14
Volume
2.9914112317342E+21
Height
13853979.239498