129129879 is an odd 9-digits composite number following 129129878
and preceding 129129880 . In scientific notation, it is written as 1.29129879 × 10^8.
The sum of its digits is 48. It has a total of 3 prime factors and 8 positive divisors.
There are 86060096 positive integers (up to 129129879) that are relatively prime to 129129879.
129129879 has 8 divisors, whose sum is 172226160
The reverse of 129129879 is 978921921
Previous prime number is 5717
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 48
Digital Root 3
Name
one hundred twenty-nine million one hundred twenty-nine thousand eight hundred seventy-nine
Scientific notation
1.29129879 × 10^8
Engineering notation
1.29129879 × 10^6
Prime Factorization
3 × 5717 × 7529
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129129879
Product of the distinct prime numbers
The prime factorization of 129129879 is 3 × 5717 × 7529.
Since it has a total of 3 prime factors.
2 , 10 , 19 , 56 , 189 , 500 , 9386 , 4552 , 17576 , 8140 , 113000 , 529774 , 8437014 , 7953646 , 5676135 , 151211 , 715405042 , 460893797 , 563429908 , 6300432647
n×2
258259758
n×3
387389637
n×4
516519516
n×5
645649395
n÷2
64564939.5
n÷3
43043293
n÷3
32282469.75
n÷5
25825975.8
n2
16674525650554641
n3
2.1531794796385E+24
n4
2.78039805671E+32
n5
3.590324646348E+40
2 √n
11363.532857347
3 √n
505.44695130025
4 √n
106.59987268917
5 √n
41.899163140845
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
-129129878
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 129129879 can be divided by 8 positive divisors.
The sum of these divisors (counting 129129879) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101100100101110110010111
3
Ternary
22222222110220010
4
Quaternary
13230211312113
5
Quinary
231024124004
6
Senary
20451411303
8
Octal
754456627
10
Decimal
129129879
12
Duodecimal
372b3b33
16
Hexadecimal
7b25d97
20
Vigesimal
20714dj
36
Base36
24vp93
md5
68a36c1462b28d78e69edb9201ca4782
sha1
52f23516b65f7799c2b7ab92ce365ac160c16666
sha256
d069c16896ab5b9d7660f43234efb8389cbbb80aa3806b91b891529042af8ba4
sha512
6fe5bc63ad76f048058616d6896800d0eb3217f611ae8ac885084b7e6f8529032469fccf637d042dce0bf3c85c68d46bf754428414ae4b24d3fc1ce7265bdf53
ripemd-160
3db93af40aa514452f01d289230770235b487c55
Diameter
258259758
Circumference
811346958.45068
Area
5.2384567285877E+16
Volume
9.0192171134569E+24
Surface area
2.0953826914351E+17
Circumference
811346958.45068
Perimeter
516519516
Area
16674525650554641
Diagonal
182617226.1894
Surface area
100047153903327846
Volume
2.1531794796385E+24
Space diagonal
223659511.20322
Perimeter
387389637
Area
7.2202814047178E+15
Altitude
111829755.60161
Surface area
7.2202814047178E+15
Volume
2.5375463519402E+23
Height
60872408.729799