29128861 is an odd 8-digits composite number following 29128860
and preceding 29128862 . In scientific notation, it is written as 2.9128861 × 10^7.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 28509052 positive integers (up to 29128861) that are relatively prime to 29128861.
29128861 has 4 divisors, whose sum is 29748672
The reverse of 29128861 is 16882192
Previous prime number is 47
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty-nine million one hundred twenty-eight thousand eight hundred sixty-one
Scientific notation
2.9128861 × 10^7
Engineering notation
2.9128861 × 10^6
Prime Factorization
47 × 619763
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
29128861
Product of the distinct prime numbers
The prime factorization of 29128861 is 47 × 619763.
Since it has a total of 2 prime factors.
9 , 2 , 29 , 94 , 493 , 493 , 8778 , 130 , 37904 , 5882 , 895964 , 915464 , 4760641 , 3214935 , 70509645 , 62127666 , 4394342 , 782680533 , 225210925 , 4076453378
n×2
58257722
n×3
87386583
n×4
116515444
n×5
145644305
n÷2
14564430.5
n÷3
9709620.3333333
n÷3
7282215.25
n÷5
5825772.2
n2
848490543157321
n3
2.4715563091444E+22
n4
7.1993620182741E+29
n5
2.0970921551898E+37
2 √n
5397.1159891186
3 √n
307.68606977258
4 √n
73.465066454191
5 √n
31.107470692079
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
-29128860
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 29128861 can be divided by 4 positive divisors.
The sum of these divisors (counting 29128861) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101111000111100010011101
3
Ternary
2000210220021201
4
Quaternary
1233013202131
5
Quinary
24424110421
6
Senary
2520155501
8
Octal
157074235
10
Decimal
29128861
12
Duodecimal
9908b91
16
Hexadecimal
1bc789d
20
Vigesimal
921231
36
Base36
hcbz1
md5
bb2278ac7b7d87ae5da8b7cbd6cb16f9
sha1
be8272ad5d2981dd6d03d0a45863116a8435b1aa
sha256
22090df82641a36b4361064f269df163f9f1bf1a30981a4d9079fdc925200d6a
sha512
f68dbc5b72f18e97dd355c37dce66a2193813d828219dc506e81ba74e60712828ca662ab8d02e146cd974142d24a695debcae0fe10eac5c28e4fa307a7aca797
ripemd-160
eb9593643d6571f3497e67e99604924041507d26
Diameter
58257722
Circumference
183022031.45008
Area
2.6656116570235E+15
Volume
1.0352830858322E+23
Surface area
1.0662446628094E+16
Circumference
183022031.45008
Perimeter
116515444
Area
848490543157321
Diagonal
41194430.282681
Surface area
5090943258943926
Volume
2.4715563091444E+22
Space diagonal
50452667.218612
Perimeter
87386583
Area
3.6740718262255E+14
Altitude
25226333.609306
Surface area
3.6740718262255E+14
Volume
2.9127570438007E+21
Height
13731476.760894