129780609 is an odd 9-digits composite number following 129780608
and preceding 129780610 . In scientific notation, it is written as 1.29780609 × 10^8.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 74160336 positive integers (up to 129780609) that are relatively prime to 129780609.
129780609 has 8 divisors, whose sum is 197760960
The reverse of 129780609 is 906087921
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 42
Digital Root 6
Name
one hundred twenty-nine million seven hundred eighty thousand six hundred nine
Scientific notation
1.29780609 × 10^8
Engineering notation
1.29780609 × 10^6
Prime Factorization
3 × 7 × 6180029
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129780609
Product of the distinct prime numbers
The prime factorization of 129780609 is 3 × 7 × 6180029.
Since it has a total of 3 prime factors.
1 , 5 , 68 , 21 , 563 , 348 , 6844 , 7598 , 88643 , 14387 , 437429 , 332925 , 1041262 , 6870484 , 48108060 , 1063737 , 418705891 , 306722895 , 2469051319 , 6053792938
n×2
259561218
n×3
389341827
n×4
519122436
n×5
648903045
n÷2
64890304.5
n÷3
43260203
n÷3
32445152.25
n÷5
25956121.8
n2
16843006472410881
n3
2.1858956373804E+24
n4
2.8368686702967E+32
n5
3.6817054368413E+40
2 √n
11392.12925664
3 √n
506.29456958617
4 √n
106.73391802347
5 √n
41.941307141987
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
-129780608
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 129780609 can be divided by 8 positive divisors.
The sum of these divisors (counting 129780609) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101111000100101110000001
3
Ternary
100001012112112020
4
Quaternary
13233010232001
5
Quinary
231210434414
6
Senary
20513352053
8
Octal
757045601
10
Decimal
129780609
12
Duodecimal
37568629
16
Hexadecimal
7bc4b81
20
Vigesimal
20b2ba9
36
Base36
259ncx
md5
25716394a3c69fa5009f1e3b00537a5a
sha1
f37f7618ce5fb493676bf68768a0246dc49b0cd8
sha256
2b180f98f1122036787f8aba9980aa2aadc6dfb8d23c473e2a5855e39e9e9e88
sha512
f7db73f18c5a44753ffbf8a0410a987c2eb7f8d7e876f19c84d47ab900845629c8739c0298e641a56f8da69713c98da14e037d3e5f465eb8645473a6cc07173d
ripemd-160
39c3efabd3229d94677e10076708520a51957816
Diameter
259561218
Circumference
815435615.62562
Area
5.2913865398091E+16
Volume
9.1562582345444E+24
Surface area
2.1165546159237E+17
Circumference
815435615.62562
Perimeter
519122436
Area
16843006472410881
Diagonal
183537497.38084
Surface area
101058038834465286
Volume
2.1858956373804E+24
Space diagonal
224786608.62523
Perimeter
389341827
Area
7.2932357406068E+15
Altitude
112393304.31262
Surface area
7.2932357406068E+15
Volume
2.5761027135963E+23
Height
61179165.793613