29121931 is an odd 8-digits composite number following 29121930
and preceding 29121932 . In scientific notation, it is written as 2.9121931 × 10^7.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 28296000 positive integers (up to 29121931) that are relatively prime to 29121931.
29121931 has 8 divisors, whose sum is 29953728
The reverse of 29121931 is 13912192
Previous prime number is 271
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty-nine million one hundred twenty-one thousand nine hundred thirty-one
Scientific notation
2.9121931 × 10^7
Engineering notation
2.9121931 × 10^6
Prime Factorization
41 × 271 × 2621
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
29121931
Product of the distinct prime numbers
The prime factorization of 29121931 is 41 × 271 × 2621.
Since it has a total of 3 prime factors.
8 , 1 , 76 , 50 , 9 , 295 , 8838 , 139 , 56547 , 74242 , 907827 , 189206 , 3438225 , 8452962 , 87809421 , 24283874 , 46869591 , 818588192 , 1016830836 , 6253428441
n×2
58243862
n×3
87365793
n×4
116487724
n×5
145609655
n÷2
14560965.5
n÷3
9707310.3333333
n÷3
7280482.75
n÷5
5824386.2
n2
848086865168761
n3
2.4697927169451E+22
n4
7.1925133087178E+29
n5
2.0945987629306E+37
2 √n
5396.4739413806
3 √n
307.66166747296
4 √n
73.460696575656
5 √n
31.105990405639
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
-29121930
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 29121931 can be divided by 8 positive divisors.
The sum of these divisors (counting 29121931) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101111000101110110001011
3
Ternary
2000210112210001
4
Quaternary
1233011312023
5
Quinary
24423400211
6
Senary
2520103431
8
Octal
157056613
10
Decimal
29121931
12
Duodecimal
9904b77
16
Hexadecimal
1bc5d8b
20
Vigesimal
9204gb
36
Base36
hc6mj
md5
bccec60ec004ee0ae6cb37149f2b0682
sha1
30e849e0256ded4035490b3ac1c62ae6b5649c75
sha256
1d99c6415769d667530b5adda5f5dc6d0bf76d8995a3b6faa7ed51ac0283e43b
sha512
8dc3e6f312f6cc9b50805902163539c822d6e42af50ea587b8b124dd2f9d40d3cdf8a6e457754e246ce137d74314bc75beb16164f11f912f89ab5db93c8e12f0
ripemd-160
f3f6fd6ce8ffed3b98f7ba2d7903099d851cca35
Diameter
58243862
Circumference
182978488.9759
Area
2.6643434652202E+15
Volume
1.0345443540592E+23
Surface area
1.0657373860881E+16
Circumference
182978488.9759
Perimeter
116487724
Area
848086865168761
Diagonal
41184629.782693
Surface area
5088521191012566
Volume
2.4697927169451E+22
Space diagonal
50440664.106515
Perimeter
87365793
Area
3.6723238492603E+14
Altitude
25220332.053258
Surface area
3.6723238492603E+14
Volume
2.9106786304617E+21
Height
13728209.927564