29121209 is an odd 8-digits composite number following 29121208
and preceding 29121210 . In scientific notation, it is written as 2.9121209 × 10^7.
The sum of its digits is 26. It has a total of 3 prime factors and 8 positive divisors.
There are 26810496 positive integers (up to 29121209) that are relatively prime to 29121209.
29121209 has 8 divisors, whose sum is 31443720
The reverse of 29121209 is 90212192
Previous prime number is 409
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty-nine million one hundred twenty-one thousand two hundred nine
Scientific notation
2.9121209 × 10^7
Engineering notation
2.9121209 × 10^6
Prime Factorization
13 × 409 × 5477
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
29121209
Product of the distinct prime numbers
The prime factorization of 29121209 is 13 × 409 × 5477.
Since it has a total of 3 prime factors.
9 , 1 , 23 , 12 , 811 , 493 , 2265 , 8523 , 69351 , 82724 , 301726 , 948759 , 9914266 , 8207065 , 12514460 , 12461881 , 500900810 , 711229839 , 1877838200 , 8814738050
n×2
58242418
n×3
87363627
n×4
116484836
n×5
145606045
n÷2
14560604.5
n÷3
9707069.6666667
n÷3
7280302.25
n÷5
5824241.8
n2
848044813621681
n3
2.4696090258843E+22
n4
7.1918000591063E+29
n5
2.0943391260745E+37
2 √n
5396.4070454331
3 √n
307.65912490393
4 √n
73.460241256295
5 √n
31.105836166226
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
-29121208
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 29121209 can be divided by 8 positive divisors.
The sum of these divisors (counting 29121209) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101111000101101010111001
3
Ternary
2000210111210022
4
Quaternary
1233011222321
5
Quinary
24423334314
6
Senary
2520100225
8
Octal
157055271
10
Decimal
29121209
12
Duodecimal
9904675
16
Hexadecimal
1bc5ab9
20
Vigesimal
920309
36
Base36
hc62h
md5
1319b1dcd52e4c3f76aa78785a200fd6
sha1
95a5ba49ed326e6e50cbd3a66e6ae3e10a972add
sha256
c896835a75d6f774c1180e441dcef894e23a2e097974f0c2f7dfb4baacaa4475
sha512
fd35a61cc186c11b04bb1d69db02b73bec78e129017a46602cb1dc39989bf0497c5b6fabe1053f93ea7eea29d19349d653ea3f6052cd268e3d60ff535ea1e760
ripemd-160
fbc80f20652778cf6b18548624ee9ba2dd34cfc7
Diameter
58242418
Circumference
182973952.51611
Area
2.6642113563888E+15
Volume
1.0344674097276E+23
Surface area
1.0656845425555E+16
Circumference
182973952.51611
Perimeter
116484836
Area
848044813621681
Diagonal
41183608.720501
Surface area
5088268881730086
Volume
2.4696090258843E+22
Space diagonal
50439413.565832
Perimeter
87363627
Area
3.6721417607201E+14
Altitude
25219706.782916
Surface area
3.6721417607201E+14
Volume
2.9104621484705E+21
Height
13727869.5735