29129721 is an odd 8-digits composite number following 29129720
and preceding 29129722 . In scientific notation, it is written as 2.9129721 × 10^7.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 17830400 positive integers (up to 29129721) that are relatively prime to 29129721.
29129721 has 8 divisors, whose sum is 30427488
The reverse of 29129721 is 12792192
Previous prime number is 41
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
twenty-nine million one hundred twenty-nine thousand seven hundred twenty-one
Scientific notation
2.9129721 × 10^7
Engineering notation
2.9129721 × 10^6
Prime Factorization
51 × 41 × 13931
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
29129721
Product of the distinct prime numbers
The prime factorization of 29129721 is 51 × 41 × 13931.
Since it has a total of 3 prime factors.
2 , 7 , 51 , 22 , 432 , 392 , 4696 , 6067 , 13577 , 2658 , 177994 , 549116 , 7233425 , 3312477 , 82976423 , 16772205 , 72407205 , 755161132 , 3648122318 , 9953213829
n×2
58259442
n×3
87389163
n×4
116518884
n×5
145648605
n÷2
14564860.5
n÷3
9709907
n÷3
7282430.25
n÷5
5825944.2
n2
848540645537841
n3
2.4717752261677E+22
n4
7.2002122712978E+29
n5
2.0974017460368E+37
2 √n
5397.1956607112
3 √n
307.68909778222
4 √n
73.465608693532
5 √n
31.107654373197
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
-29129720
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 29129721 can be divided by 8 positive divisors.
The sum of these divisors (counting 29129721) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101111000111101111111001
3
Ternary
2000210221110120
4
Quaternary
1233013233321
5
Quinary
24424122341
6
Senary
2520203453
8
Octal
157075771
10
Decimal
29129721
12
Duodecimal
9909589
16
Hexadecimal
1bc7bf9
20
Vigesimal
921461
36
Base36
hccmx
md5
f830d7fa18e44bcd80253f6e9f941214
sha1
f472c546034dbf3c7bae900ad7799e4898dc24b8
sha256
5dbe50f0494c1da6d6e9755e38bcfe22d9ebd6a9905547c8500395d264a1b188
sha512
48d40fcef00e138415bc2bf116261c21b7750526f56b96acc4ff34fc4e77abe6d8418789a5872759e098191142f45032f3d97cb5cdb470005aaeac24ca598a61
ripemd-160
622da412c4820c0fea4318860d19399a50df350f
Diameter
58259442
Circumference
183027434.98944
Area
2.665769058294E+15
Volume
1.0353747855805E+23
Surface area
1.0663076233176E+16
Circumference
183027434.98944
Perimeter
116518884
Area
848540645537841
Diagonal
41195646.506344
Surface area
5091243873227046
Volume
2.4717752261677E+22
Space diagonal
50454156.782306
Perimeter
87389163
Area
3.6742887758971E+14
Altitude
25227078.391153
Surface area
3.6742887758971E+14
Volume
2.9130150399868E+21
Height
13731882.168781