129869478 is an even 9-digits composite number following 129869477
and preceding 129869479 . In scientific notation, it is written as 1.29869478 × 10^8.
The sum of its digits is 54. It has a total of 4 prime factors and 16 positive divisors.
There are 41893200 positive integers (up to 129869478) that are relatively prime to 129869478.
129869478 has 16 divisors, whose sum is 223432320
The reverse of 129869478 is 874968921
Previous prime number is 31
Is Prime? no
Number parity even
Number length 9
Sum of Digits 54
Digital Root 9
Name
one hundred twenty-nine million eight hundred sixty-nine thousand four hundred seventy-eight
Scientific notation
1.29869478 × 10^8
Engineering notation
1.29869478 × 10^6
Prime Factorization
2 × 9 × 31 × 232741
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
129869478
Product of the distinct prime numbers
The prime factorization of 129869478 is 2 × 9 × 31 × 232741.
Since it has a total of 4 prime factors.
3 , 3 , 7 , 31 , 590 , 603 , 7839 , 1523 , 73316 , 35550 , 670997 , 855848 , 7557206 , 3467226 , 19183590 , 80821258 , 994825311 , 711286539 , 8806723461 , 3590519131
n×2
259738956
n×3
389608434
n×4
519477912
n×5
649347390
n÷2
64934739
n÷3
43289826
n÷3
32467369.5
n÷5
25973895.6
n2
16866081315992484
n3
2.1903891764135E+24
n4
2.8446469895767E+32
n5
3.694328196306E+40
2 √n
11396.029045242
3 √n
506.41010720077
4 √n
106.75218520125
5 √n
41.947049543029
1 , 2 , 9 , 18 , 31 , 62 , 279 , 558 , 232741 , 465482 , 2094669 , 4189338 , 7214971 , 14429942 , 64934739 , 129869478
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-129869477
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129869478 can be divided by 16 positive divisors.
The sum of these divisors (counting 129869478) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101111011010011010100110
3
Ternary
100001101001102200
4
Quaternary
13233122122212
5
Quinary
231221310403
6
Senary
20515315330
8
Octal
757323246
10
Decimal
129869478
12
Duodecimal
375abb46
16
Hexadecimal
7bda6a6
20
Vigesimal
20bdddi
36
Base36
25bjxi
md5
915d0efef9e1094b4e4bb866bddb5b47
sha1
c3a47b7b67e3269bd6c16a64c5f8f5c8b99322cd
sha256
7832d30ee1051588f18a76468fff45a18a0bea56dbc3a696e1e96a2bdd7f7f53
sha512
86fd9156f3bd3c552b4d1453cc12adfb0818e785c683b199b6d18b9c91c4629944d027c8fecbbc98c5c3d200bf2a0e708336918500ea3614ef9d4840ad7acbc2
ripemd-160
9171dd3b44f5fbbabab70174eff3dad6dffb736a
Diameter
259738956
Circumference
815993996.02068
Area
5.298635715717E+16
Volume
9.175080726831E+24
Surface area
2.1194542862868E+17
Circumference
815993996.02068
Perimeter
519477912
Area
16866081315992484
Diagonal
183663177.12591
Surface area
101196487895954904
Volume
2.1903891764135E+24
Space diagonal
224940534.24845
Perimeter
389608434
Area
7.3032274409718E+15
Altitude
112470267.12422
Surface area
7.3032274409718E+15
Volume
2.5813984001327E+23
Height
61221059.041971