29121638 is an even 8-digits composite number following 29121637
and preceding 29121639 . In scientific notation, it is written as 2.9121638 × 10^7.
The sum of its digits is 32. It has a total of 4 prime factors and 16 positive divisors.
There are 11520576 positive integers (up to 29121638) that are relatively prime to 29121638.
29121638 has 16 divisors, whose sum is 53763360
The reverse of 29121638 is 83612192
Previous prime number is 13
Is Prime? no
Number parity even
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty-nine million one hundred twenty-one thousand six hundred thirty-eight
Scientific notation
2.9121638 × 10^7
Engineering notation
2.9121638 × 10^6
Prime Factorization
2 × 7 × 13 × 160009
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
29121638
Product of the distinct prime numbers
The prime factorization of 29121638 is 2 × 7 × 13 × 160009.
Since it has a total of 4 prime factors.
1 , 7 , 88 , 99 , 923 , 828 , 5008 , 2667 , 22728 , 10953 , 571791 , 488328 , 984194 , 1995500 , 44209297 , 3488620 , 159110552 , 718200007 , 8286727393 , 7993911295
n×2
58243276
n×3
87364914
n×4
116486552
n×5
145608190
n÷2
14560819
n÷3
9707212.6666667
n÷3
7280409.5
n÷5
5824327.6
n2
848069799803044
n3
2.4697181708597E+22
n4
7.1922238533798E+29
n5
2.0944933947309E+37
2 √n
5396.4467939562
3 √n
307.66063565985
4 √n
73.46051180026
5 √n
31.105927813005
1 , 2 , 7 , 13 , 14 , 26 , 91 , 182 , 160009 , 320018 , 1120063 , 2080117 , 2240126 , 4160234 , 14560819 , 29121638
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-29121637
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 29121638 can be divided by 16 positive divisors.
The sum of these divisors (counting 29121638) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1101111000101110001100110
3
Ternary
2000210112101012
4
Quaternary
1233011301212
5
Quinary
24423343023
6
Senary
2520102222
8
Octal
157056146
10
Decimal
29121638
12
Duodecimal
9904972
16
Hexadecimal
1bc5c66
20
Vigesimal
92041i
36
Base36
hc6ee
md5
4e41e5a5abe9e4e00512d6fd9989fa40
sha1
d0189181e97ce36b3591e4ea83dac2dfc21406ef
sha256
427efe475cf76b848bd2d70847618767ed142669bf79787adfd6b49ae35bfdc3
sha512
d0a330c6e419018fd2da5fa699676b7c94e9726319852fe2ea21067f789a100cda517cdbb04306ad7573d0b254596211871e03c95dfd4ea7fd7847f71a8d83b0
ripemd-160
bd79e925712881ac6ce734da5460684fd5fdca84
Diameter
58243276
Circumference
182976648.0026
Area
2.6642898527926E+15
Volume
1.034513128268E+23
Surface area
1.065715941117E+16
Circumference
182976648.0026
Perimeter
116486552
Area
848069799803044
Diagonal
41184215.41812
Surface area
5088418798818264
Volume
2.4697181708597E+22
Space diagonal
50440156.615629
Perimeter
87364914
Area
3.6722499540591E+14
Altitude
25220078.307814
Surface area
3.6722499540591E+14
Volume
2.9105907770575E+21
Height
13728071.80604