29123905 is an odd 8-digits composite number following 29123904
and preceding 29123906 . In scientific notation, it is written as 2.9123905 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 23299120 positive integers (up to 29123905) that are relatively prime to 29123905.
29123905 has 4 divisors, whose sum is 34948692
The reverse of 29123905 is 50932192
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty-nine million one hundred twenty-three thousand nine hundred five
Scientific notation
2.9123905 × 10^7
Engineering notation
2.9123905 × 10^6
Prime Factorization
5 × 5824781
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
29123905
Product of the distinct prime numbers
The prime factorization of 29123905 is 5 × 5824781.
Since it has a total of 2 prime factors.
3 , 2 , 12 , 97 , 586 , 865 , 7855 , 6476 , 55806 , 95330 , 34137 , 854213 , 4411828 , 6144381 , 24666133 , 91593752 , 312849885 , 55269528 , 9063030233 , 6653190505
n×2
58247810
n×3
87371715
n×4
116495620
n×5
145619525
n÷2
14561952.5
n÷3
9707968.3333333
n÷3
7280976.25
n÷5
5824781
n2
848201842449025
n3
2.470294988031E+22
n4
7.1944636553392E+29
n5
2.0953087602405E+37
2 √n
5396.6568354862
3 √n
307.66861882531
4 √n
73.461941408366
5 √n
31.106412091689
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
-29123904
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 29123905 can be divided by 4 positive divisors.
The sum of these divisors (counting 29123905) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101111000110010101000001
3
Ternary
2000210122111011
4
Quaternary
1233012111001
5
Quinary
24423431110
6
Senary
2520120521
8
Octal
157062501
10
Decimal
29123905
12
Duodecimal
9906141
16
Hexadecimal
1bc6541
20
Vigesimal
9209f5
36
Base36
hc85d
md5
ba443c54f9497282f4108c944da27e13
sha1
52025a4174558dd35fb44e01c58779c0d50a8138
sha256
1911fd11f11ea78abfe30d070b4282c00cc4666c360654fc53463e1ea479682a
sha512
3368c0498b04bda21aefc1e8580ea9453420eeb97ed2f4d8ba1624d3ccbde7a77d7450c0c33e8a06e79ab7075fa860637232b76d552b9a06964c255531fe5bf0
ripemd-160
7623706cba54b5fe9d5655a6f0e322501796f452
Diameter
58247810
Circumference
182990891.98369
Area
2.6647046769992E+15
Volume
1.0347547448797E+23
Surface area
1.0658818707997E+16
Circumference
182990891.98369
Perimeter
116495620
Area
848201842449025
Diagonal
41187421.440266
Surface area
5089211054694150
Volume
2.470294988031E+22
Space diagonal
50444083.174809
Perimeter
87371715
Area
3.6728217154881E+14
Altitude
25222041.587405
Surface area
3.6728217154881E+14
Volume
2.9112705626131E+21
Height
13729140.480089