29129870 is an even 8-digits composite number following 29129869
and preceding 29129871 . In scientific notation, it is written as 2.9129870 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 9079200 positive integers (up to 29129870) that are relatively prime to 29129870.
29129870 has 8 divisors, whose sum is 43809456
The reverse of 29129870 is 07892192
Previous prime number is 385
Is Prime? no
Number parity even
Number length 8
Sum of Digits 38
Digital Root 2
Name
twenty-nine million one hundred twenty-nine thousand eight hundred seventy
Scientific notation
2.9129870 × 10^7
Engineering notation
2.9129870 × 10^6
Prime Factorization
2 × 385 × 37831
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
29129870
Product of the distinct prime numbers
The prime factorization of 29129870 is 2 × 385 × 37831.
Since it has a total of 3 prime factors.
8 , 9 , 96 , 72 , 934 , 828 , 2476 , 528 , 19538 , 77337 , 873543 , 79527 , 9832217 , 1209642 , 80888467 , 93324908 , 964276057 , 104370682 , 1878660780 , 3256092464
n×2
58259740
n×3
87389610
n×4
116519480
n×5
145649350
n÷2
14564935
n÷3
9709956.6666667
n÷3
7282467.5
n÷5
5825974
n2
848549326216900
n3
2.4718131561286E+22
n4
7.2003595902315E+29
n5
2.097455388167E+37
2 √n
5397.2094641583
3 √n
307.68962239644
4 √n
73.465702638431
5 √n
31.107686196578
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
-29129869
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 29129870 can be divided by 8 positive divisors.
The sum of these divisors (counting 29129870) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101111000111110010001110
3
Ternary
2000210221200002
4
Quaternary
1233013302032
5
Quinary
24424123440
6
Senary
2520204302
8
Octal
157076216
10
Decimal
29129870
12
Duodecimal
9909692
16
Hexadecimal
1bc7c8e
20
Vigesimal
9214da
36
Base36
hccr2
md5
b7eb58bbfec1979f7a3269006221dbef
sha1
d8a21e623e0488f393254fd76fa854f4d9b324a0
sha256
27ab631bca7ceff58fff72ded0f55f1cb4bfde1b92fe96a19fa3cfbd84929b00
sha512
ef76e4f6fbbafc0c44227dbc6f3b6346cf41a726765722f3d6c3394b04c9039f9d2e76237c26a7f58c0b98a065fe6400438c7a8c9d39df24a5eabe9c26799864
ripemd-160
19c618a7f7203918ac8d3d32fddf5784e9985e94
Diameter
58259740
Circumference
183028371.18405
Area
2.6657963294516E+15
Volume
1.0353906736454E+23
Surface area
1.0663185317806E+16
Circumference
183028371.18405
Perimeter
116519480
Area
848549326216900
Diagonal
41195857.224165
Surface area
5091295957301400
Volume
2.4718131561286E+22
Space diagonal
50454414.857876
Perimeter
87389610
Area
3.67432636434E+14
Altitude
25227207.428938
Surface area
3.67432636434E+14
Volume
2.9130597408744E+21
Height
13731952.408055