29121909 is an odd 8-digits composite number following 29121908
and preceding 29121910 . In scientific notation, it is written as 2.9121909 × 10^7.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 19400976 positive integers (up to 29121909) that are relatively prime to 29121909.
29121909 has 8 divisors, whose sum is 38856480
The reverse of 29121909 is 90912192
Previous prime number is 2027
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
twenty-nine million one hundred twenty-one thousand nine hundred nine
Scientific notation
2.9121909 × 10^7
Engineering notation
2.9121909 × 10^6
Prime Factorization
3 × 2027 × 4789
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
29121909
Product of the distinct prime numbers
The prime factorization of 29121909 is 3 × 2027 × 4789.
Since it has a total of 3 prime factors.
10 , 2 , 86 , 38 , 501 , 431 , 8770 , 6511 , 65640 , 68558 , 716381 , 341615 , 922085 , 1975322 , 98369950 , 57509723 , 159548498 , 397263055 , 5394311567 , 4602462787
n×2
58243818
n×3
87365727
n×4
116487636
n×5
145609545
n÷2
14560954.5
n÷3
9707303
n÷3
7280477.25
n÷5
5824381.8
n2
848085583804281
n3
2.469787119576E+22
n4
7.1924915745665E+29
n5
2.0945908511779E+37
2 √n
5396.4719030122
3 √n
307.66158999918
4 √n
73.460682701784
5 √n
31.105985705869
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
-29121908
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 29121909 can be divided by 8 positive divisors.
The sum of these divisors (counting 29121909) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101111000101110101110101
3
Ternary
2000210112202020
4
Quaternary
1233011311311
5
Quinary
24423400114
6
Senary
2520103353
8
Octal
157056565
10
Decimal
29121909
12
Duodecimal
9904b59
16
Hexadecimal
1bc5d75
20
Vigesimal
9204f9
36
Base36
hc6lx
md5
9bed2e38ddec623ff20376043b920fbf
sha1
a972b7aff6d4f0f8a28ed520cae3871e248dd7b8
sha256
c1c0d27278566b17595af9d55dd809e56649fba169ab1b8a8f5ea1007bb49f70
sha512
1982a3e6d4f5777f2166f25c8525c73a22970e978cafc9002ffeaad2f5e0a2a2610823ec817fb82e9eae6f28b553c5f8b0dd80d91807d5c222e1a0e12e0f7704
ripemd-160
35ae6b92927ed9d29c6cf67c6783971e24cbc989
Diameter
58243818
Circumference
182978350.74582
Area
2.6643394396949E+15
Volume
1.0345420094388E+23
Surface area
1.065735775878E+16
Circumference
182978350.74582
Perimeter
116487636
Area
848085583804281
Diagonal
41184598.669995
Surface area
5088513502825686
Volume
2.469787119576E+22
Space diagonal
50440626.001397
Perimeter
87365727
Area
3.6723183007893E+14
Altitude
25220313.000699
Surface area
3.6723183007893E+14
Volume
2.910672033899E+21
Height
13728199.556665