29129985 is an odd 8-digits composite number following 29129984
and preceding 29129986 . In scientific notation, it is written as 2.9129985 × 10^7.
The sum of its digits is 45. It has a total of 3 prime factors and 8 positive divisors.
There are 15535968 positive integers (up to 29129985) that are relatively prime to 29129985.
29129985 has 8 divisors, whose sum is 38840040
The reverse of 29129985 is 58992192
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
twenty-nine million one hundred twenty-nine thousand nine hundred eighty-five
Scientific notation
2.9129985 × 10^7
Engineering notation
2.9129985 × 10^6
Prime Factorization
9 × 5 × 647333
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
29129985
Product of the distinct prime numbers
The prime factorization of 29129985 is 9 × 5 × 647333.
Since it has a total of 3 prime factors.
3 , 8 , 67 , 50 , 786 , 60 , 1744 , 4234 , 72678 , 47906 , 523323 , 958021 , 347634 , 5697981 , 96873587 , 29441631 , 920416998 , 263126370 , 7933151774 , 2758045830
n×2
58259970
n×3
87389955
n×4
116519940
n×5
145649925
n÷2
14564992.5
n÷3
9709995
n÷3
7282496.25
n÷5
5825997
n2
848556026100225
n3
2.4718424311959E+22
n4
7.2004732943101E+29
n5
2.0974967905615E+37
2 √n
5397.2201178014
3 √n
307.6900272988
4 √n
73.465775145992
5 √n
31.107710758159
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
-29129984
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 29129985 can be divided by 8 positive divisors.
The sum of these divisors (counting 29129985) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101111000111110100000001
3
Ternary
2000210221211100
4
Quaternary
1233013310001
5
Quinary
24424124420
6
Senary
2520205013
8
Octal
157076401
10
Decimal
29129985
12
Duodecimal
9909769
16
Hexadecimal
1bc7d01
20
Vigesimal
9214j5
36
Base36
hccu9
md5
c71e6facc514fc9767a01155ea36e3ff
sha1
a01bd2ccdbc094cdb031d73bfeb446288f4c4f9b
sha256
f2b7dc253821ab68b77669ca5156b29f6421f2d43a29dee99533cfe7dea3b486
sha512
432585726af25e033cde25622ce9ea8689452b83ad9ea2f931c27dec29692b65088579022cc47ea2f3bb4bfb282b22d619347c2ba9a4e30e706534f4a51f4dea
ripemd-160
ed9f772b829abb6231f6bceb472fa5fc90fa6c64
Diameter
58259970
Circumference
183029093.75036
Area
2.6658173777558E+15
Volume
1.0354029363569E+23
Surface area
1.0663269511023E+16
Circumference
183029093.75036
Perimeter
116519940
Area
848556026100225
Diagonal
41196019.858725
Surface area
5091336156601350
Volume
2.4718424311959E+22
Space diagonal
50454614.043719
Perimeter
87389955
Area
3.6743553756858E+14
Altitude
25227307.02186
Surface area
3.6743553756858E+14
Volume
2.9130942418721E+21
Height
13732006.619575