29121861 is an odd 8-digits composite number following 29121860
and preceding 29121862 . In scientific notation, it is written as 2.9121861 × 10^7.
The sum of its digits is 30. It has a total of 2 prime factors and 4 positive divisors.
There are 19414572 positive integers (up to 29121861) that are relatively prime to 29121861.
29121861 has 4 divisors, whose sum is 38829152
The reverse of 29121861 is 16812192
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty-nine million one hundred twenty-one thousand eight hundred sixty-one
Scientific notation
2.9121861 × 10^7
Engineering notation
2.9121861 × 10^6
Prime Factorization
3 × 9707287
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
29121861
Product of the distinct prime numbers
The prime factorization of 29121861 is 3 × 9707287.
Since it has a total of 2 prime factors.
1 , 9 , 31 , 96 , 851 , 432 , 7123 , 9592 , 15237 , 51824 , 200761 , 409761 , 443157 , 5453369 , 65261632 , 1451894 , 5844939 , 295006371 , 8158496615 , 7118787906
n×2
58243722
n×3
87365583
n×4
116487444
n×5
145609305
n÷2
14560930.5
n÷3
9707287
n÷3
7280465.25
n÷5
5824372.2
n2
848082788103321
n3
2.4697749071637E+22
n4
7.192444154771E+29
n5
2.094573589255E+37
2 √n
5396.4674556602
3 √n
307.66142096534
4 √n
73.46065243149
5 √n
31.105975451813
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
-29121860
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 29121861 can be divided by 4 positive divisors.
The sum of these divisors (counting 29121861) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101111000101110101000101
3
Ternary
2000210112200110
4
Quaternary
1233011311011
5
Quinary
24423344421
6
Senary
2520103233
8
Octal
157056505
10
Decimal
29121861
12
Duodecimal
9904b19
16
Hexadecimal
1bc5d45
20
Vigesimal
9204d1
36
Base36
hc6kl
md5
8f8bde3077bc54fbf1b6d0adbcd74df4
sha1
b039b8de0238e014bf19bbf0fd6b1da3f4be248e
sha256
dc6d11185411e24beeef3de369dba873c0a0bea335741afdcfa4b199c85c14c6
sha512
c6d88cb9a5cabc24c1d12ed48830548b98e161d7395818368d8c5a7798030a9ff30465be59cbc08c763f535f8884a2d2524424292b6dc5ec2bdac2efb201cfa6
ripemd-160
6071ceb97620afb336310ab14038824064b3553a
Diameter
58243722
Circumference
182978049.15293
Area
2.6643306567413E+15
Volume
1.0345368939155E+23
Surface area
1.0657322626965E+16
Circumference
182978049.15293
Perimeter
116487444
Area
848082788103321
Diagonal
41184530.787744
Surface area
5088496728619926
Volume
2.4697749071637E+22
Space diagonal
50440542.862959
Perimeter
87365583
Area
3.6723061950491E+14
Altitude
25220271.431479
Surface area
3.6723061950491E+14
Volume
2.9106576414331E+21
Height
13728176.929248