129778904 is an even 9-digits composite number following 129778903
and preceding 129778905 . In scientific notation, it is written as 1.29778904 × 10^8.
The sum of its digits is 47. It has a total of 5 prime factors and 16 positive divisors.
There are 64847232 positive integers (up to 129778904) that are relatively prime to 129778904.
129778904 has 16 divisors, whose sum is 243493800
The reverse of 129778904 is 409877921
Previous prime number is 1867
Is Prime? no
Number parity even
Number length 9
Sum of Digits 47
Digital Root 2
Name
one hundred twenty-nine million seven hundred seventy-eight thousand nine hundred four
Scientific notation
1.29778904 × 10^8
Engineering notation
1.29778904 × 10^6
Prime Factorization
2 × 2 × 2 × 1867 × 8689
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
32444726
Product of the distinct prime numbers
The prime factorization of 129778904 is 2 × 2 × 2 × 1867 × 8689.
Since it has a total of 5 prime factors.
6 , 5 , 39 , 28 , 287 , 258 , 336 , 5501 , 76062 , 60764 , 767089 , 778242 , 1992293 , 771532 , 21262552 , 22312411 , 694607451 , 895628551 , 7287391384 , 8996609051
n×2
259557808
n×3
389336712
n×4
519115616
n×5
648894520
n÷2
64889452
n÷3
43259634.666667
n÷3
32444726
n÷5
25955780.8
n2
16842563923441216
n3
2.1858094865341E+24
n4
2.836719595152E+32
n5
3.6814636001415E+40
2 √n
11392.054424027
3 √n
506.29235241873
4 √n
106.73356746604
5 √n
41.941196940155
1 , 2 , 4 , 8 , 1867 , 3734 , 7468 , 8689 , 14936 , 17378 , 34756 , 69512 , 16222363 , 32444726 , 64889452 , 129778904
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
-129778903
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 129778904 can be divided by 16 positive divisors.
The sum of these divisors (counting 129778904) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101111000100010011011000
3
Ternary
100001012110012002
4
Quaternary
13233010103120
5
Quinary
231210411104
6
Senary
20513340132
8
Octal
757042330
10
Decimal
129778904
12
Duodecimal
37567648
16
Hexadecimal
7bc44d8
20
Vigesimal
20b2754
36
Base36
259m1k
md5
8300db3135a32eae9f891e0577fe8d71
sha1
3230f451ac885b0393a3bfba36cf6594fda6f890
sha256
36da2abfbc773661ba50aab4f260cefda5b974eb8fc9fb89014aeeb5469f46de
sha512
112a13323677815ec3e6963d789404806fe2d636cb60b2c5a98f052df10005e271e4a3fad71d95d9c56e3e262fbbfc8594fbfda79b216e0617973d2439f8d87b
ripemd-160
5139b918cb841611e4b5af89cc69c70f618e73c8
Diameter
259557808
Circumference
815424902.79467
Area
5.2912475089499E+16
Volume
9.1558973667234E+24
Surface area
2.11649900358E+17
Circumference
815424902.79467
Perimeter
519115616
Area
16842563923441216
Diagonal
183535086.14672
Surface area
101055383540647296
Volume
2.1858094865341E+24
Space diagonal
224783655.4786
Perimeter
389336712
Area
7.2930441112817E+15
Altitude
112391827.7393
Surface area
7.2930441112817E+15
Volume
2.5760011838503E+23
Height
61178362.048905