129976904 is an even 9-digits composite number following 129976903
and preceding 129976905 . In scientific notation, it is written as 1.29976904 × 10^8.
The sum of its digits is 47. It has a total of 4 prime factors and 8 positive divisors.
There are 64988448 positive integers (up to 129976904) that are relatively prime to 129976904.
129976904 has 8 divisors, whose sum is 243706710
The reverse of 129976904 is 409679921
Previous prime number is 2
Is Prime? no
Number parity even
Number length 9
Sum of Digits 47
Digital Root 2
Name
one hundred twenty-nine million nine hundred seventy-six thousand nine hundred four
Scientific notation
1.29976904 × 10^8
Engineering notation
1.29976904 × 10^6
Prime Factorization
2 × 2 × 2 × 16247113
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
32494226
Product of the distinct prime numbers
The prime factorization of 129976904 is 2 × 2 × 2 × 16247113.
Since it has a total of 4 prime factors.
4 , 7 , 16 , 58 , 917 , 237 , 8286 , 3870 , 27639 , 82896 , 861370 , 774461 , 2280895 , 8957196 , 2748416 , 8441578 , 185271131 , 761032040 , 3490894661 , 2565657825
n×2
259953808
n×3
389930712
n×4
519907616
n×5
649884520
n÷2
64988452
n÷3
43325634.666667
n÷3
32494226
n÷5
25995380.8
n2
16893995573425216
n3
2.1958292408235E+24
n4
2.8540708643491E+32
n5
3.709632947447E+40
2 √n
11400.741379402
3 √n
506.54970022357
4 √n
106.77425429101
5 √n
41.953986836639
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
-129976903
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 129976904 can be divided by 8 positive divisors.
The sum of these divisors (counting 129976904) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101111110100101001001000
3
Ternary
100001120111210102
4
Quaternary
13233310221020
5
Quinary
231233230104
6
Senary
20521504532
8
Octal
757645110
10
Decimal
129976904
12
Duodecimal
37642148
16
Hexadecimal
7bf4a48
20
Vigesimal
20c7254
36
Base36
25dutk
md5
92a29ab2af0d500bf0961119d118cfe3
sha1
8eff07f949cff9e20f939be310c24e4f2ade6012
sha256
6cf2ed50ff696b8376beddcbb03e12f50bab485fa8dc6e26a5273a290584ad5f
sha512
ccbe04dc672ee0c67420ef72a579a7ed53a56a063b20c3b7b574198da05831044c9bed2fe3d319b4d6e8cba5977494611445e2bb49859f1efcd614ff66e93718
ripemd-160
522ec7d12db729df553247eba07ed0cd6216f2c3
Diameter
259953808
Circumference
816668973.48549
Area
5.3074052383251E+16
Volume
9.1978680153451E+24
Surface area
2.12296209533E+17
Circumference
816668973.48549
Perimeter
519907616
Area
16893995573425216
Diagonal
183815100.43207
Surface area
101363973440551296
Volume
2.1958292408235E+24
Space diagonal
225126601.5385
Perimeter
389930712
Area
7.315314669004E+15
Altitude
112563300.76925
Surface area
7.315314669004E+15
Volume
2.5878095775234E+23
Height
61271700.144022