29128747 is an odd 8-digits composite number following 29128746
and preceding 29128748 . In scientific notation, it is written as 2.9128747 × 10^7.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 27655680 positive integers (up to 29128747) that are relatively prime to 29128747.
29128747 has 8 divisors, whose sum is 30637440
The reverse of 29128747 is 74782192
Previous prime number is 53
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
twenty-nine million one hundred twenty-eight thousand seven hundred forty-seven
Scientific notation
2.9128747 × 10^7
Engineering notation
2.9128747 × 10^6
Prime Factorization
31 × 53 × 17729
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
29128747
Product of the distinct prime numbers
The prime factorization of 29128747 is 31 × 53 × 17729.
Since it has a total of 3 prime factors.
2 , 10 , 84 , 90 , 151 , 202 , 7996 , 703 , 40873 , 43436 , 320145 , 850648 , 7806764 , 3314689 , 30146331 , 26690879 , 207428126 , 231064363 , 1493683983 , 583912571
n×2
58257494
n×3
87386241
n×4
116514988
n×5
145643735
n÷2
14564373.5
n÷3
9709582.3333333
n÷3
7282186.75
n÷5
5825749.4
n2
848483901790009
n3
2.4715272908814E+22
n4
7.199249315968E+29
n5
2.0970511191475E+37
2 √n
5397.1054279123
3 √n
307.68566838078
4 √n
73.464994575051
5 √n
31.107446343326
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
-29128746
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 29128747 can be divided by 8 positive divisors.
The sum of these divisors (counting 29128747) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101111000111100000101011
3
Ternary
2000210220010111
4
Quaternary
1233013200223
5
Quinary
24424104442
6
Senary
2520155151
8
Octal
157074053
10
Decimal
29128747
12
Duodecimal
9908ab7
16
Hexadecimal
1bc782b
20
Vigesimal
9211h7
36
Base36
hcbvv
md5
bb15ad2bd04309d6d262185df2d15f64
sha1
a26ce4d0e90af498c32f4ced0f4585454ec73170
sha256
5c0a4563b2ef38382f7178546fce3a85ac0e3e8c146f5ffa99bc0857fe4887c2
sha512
23d338831194169c195ecc379ba69d46285904216c76b1912f02d16bb25694d5a65a1cfb1d408e22cdae2dca83d57094baf8f408c072fadc14816f6d67d10825
ripemd-160
a07ac907861efea55c992af04b965ca47933ebf8
Diameter
58257494
Circumference
183021315.16695
Area
2.6655907925527E+15
Volume
1.0352709306906E+23
Surface area
1.0662363170211E+16
Circumference
183021315.16695
Perimeter
116514988
Area
848483901790009
Diagonal
41194269.062335
Surface area
5090903410740054
Volume
2.4715272908814E+22
Space diagonal
50452469.76482
Perimeter
87386241
Area
3.6740430682614E+14
Altitude
25226234.88241
Surface area
3.6740430682614E+14
Volume
2.9127228454498E+21
Height
13731423.020778