129804749 is an odd 9-digits composite number following 129804748
and preceding 129804750 . In scientific notation, it is written as 1.29804749 × 10^8.
The sum of its digits is 44. It has a total of 2 prime factors and 4 positive divisors.
There are 129737436 positive integers (up to 129804749) that are relatively prime to 129804749.
129804749 has 4 divisors, whose sum is 129872064
The reverse of 129804749 is 947408921
Previous prime number is 1987
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 44
Digital Root 8
Name
one hundred twenty-nine million eight hundred four thousand seven hundred forty-nine
Scientific notation
1.29804749 × 10^8
Engineering notation
1.29804749 × 10^6
Prime Factorization
1987 × 65327
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
129804749
Product of the distinct prime numbers
The prime factorization of 129804749 is 1987 × 65327.
Since it has a total of 2 prime factors.
1 , 4 , 87 , 18 , 198 , 757 , 3538 , 3117 , 27363 , 31973 , 152259 , 419528 , 3223847 , 9946529 , 5223304 , 69590136 , 261752146 , 462155048 , 6568412539 , 2678637309
n×2
259609498
n×3
389414247
n×4
519218996
n×5
649023745
n÷2
64902374.5
n÷3
43268249.666667
n÷3
32451187.25
n÷5
25960949.8
n2
16849272862953001
n3
2.1871156348081E+24
n4
2.8389799601024E+32
n5
3.6851308113713E+40
2 √n
11393.188710804
3 √n
506.32595895242
4 √n
106.73888097036
5 √n
41.94286729468
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
-129804748
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 129804749 can be divided by 4 positive divisors.
The sum of these divisors (counting 129804749) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101111001010100111001101
3
Ternary
100001020202122022
4
Quaternary
13233022213031
5
Quinary
231212222444
6
Senary
20514055525
8
Octal
757124715
10
Decimal
129804749
12
Duodecimal
3757a5a5
16
Hexadecimal
7bca9cd
20
Vigesimal
20b5bh9
36
Base36
25a5zh
md5
f3189e5b6fa27d732a82f76848a13df3
sha1
ea0c1f73687986710af0165ba7f2aa7bd273116e
sha256
2f1b2e04205b789e8d09bcd23202ec3715c0b49e7bc034c7db778996427b165a
sha512
2eaf708ee6a4c216fcdaffbaf90a7e27308694f9421f00b4be9f94b5cfd5c47f15ebc0687268f54e474799b186dbbcba0853302fdec6621b728bdf73a5da8a7f
ripemd-160
f73ca482ba5b7f9f92ff438f6326667cb1056d80
Diameter
259609498
Circumference
815587291.71893
Area
5.2933551844583E+16
Volume
9.1613685478194E+24
Surface area
2.1173420737833E+17
Circumference
815587291.71893
Perimeter
519218996
Area
16849272862953001
Diagonal
183571636.49624
Surface area
101095637177718006
Volume
2.1871156348081E+24
Space diagonal
224828420.33173
Perimeter
389414247
Area
7.2959491673065E+15
Altitude
112414210.16586
Surface area
7.2959491673065E+15
Volume
2.5775404943532E+23
Height
61190545.498745