129779725 is an odd 9-digits composite number following 129779724
and preceding 129779726 . In scientific notation, it is written as 1.29779725 × 10^8.
The sum of its digits is 49. It has a total of 3 prime factors and 8 positive divisors.
There are 103276400 positive integers (up to 129779725) that are relatively prime to 129779725.
129779725 has 8 divisors, whose sum is 135682560
The reverse of 129779725 is 527977921
Previous prime number is 191
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 49
Digital Root 4
Name
one hundred twenty-nine million seven hundred seventy-nine thousand seven hundred twenty-five
Scientific notation
1.29779725 × 10^8
Engineering notation
1.29779725 × 10^6
Prime Factorization
25 × 191 × 27179
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129779725
Product of the distinct prime numbers
The prime factorization of 129779725 is 25 × 191 × 27179.
Since it has a total of 3 prime factors.
8 , 4 , 88 , 98 , 748 , 266 , 3222 , 5397 , 73901 , 38744 , 987428 , 731802 , 4547085 , 198765 , 79366436 , 95216381 , 633814388 , 287121800 , 3631229912 , 4390026549
n×2
259559450
n×3
389339175
n×4
519118900
n×5
648898625
n÷2
64889862.5
n÷3
43259908.333333
n÷3
32444931.25
n÷5
25955945
n2
16842777021075625
n3
2.1858509700315E+24
n4
2.8367913778167E+32
n5
3.6815800489543E+40
2 √n
11392.090457857
3 √n
506.29342004255
4 √n
106.73373626861
5 √n
41.941250005229
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
-129779724
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 129779725 can be divided by 8 positive divisors.
The sum of these divisors (counting 129779725) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101111000100100000001101
3
Ternary
100001012111022111
4
Quaternary
13233010200031
5
Quinary
231210422400
6
Senary
20513344021
8
Octal
757044015
10
Decimal
129779725
12
Duodecimal
37568011
16
Hexadecimal
7bc480d
20
Vigesimal
20b2965
36
Base36
259mod
md5
ce3f864b36a2bb9a136908e0d2f95ac5
sha1
e1f92528232d1671cc6351b0c41de732d4bc1cdc
sha256
72d61a554f3ac19e3dbca48c3ad628a4eead512536dc00baba7795364bb851a7
sha512
e7e92ca7c75bcfea957114f65336bed64784cb2e90ee7a0ff4895c00ee7d711ceb7e10520a1ac42e35487c380378ad719544d30b706cfb422f2c6690f01ca9fa
ripemd-160
bfe2593e20fbb8b8d9ff9dd26c053b11c09eb332
Diameter
259559450
Circumference
815430061.28981
Area
5.2913144555462E+16
Volume
9.1560711323908E+24
Surface area
2.1165257822185E+17
Circumference
815430061.28981
Perimeter
519118900
Area
16842777021075625
Diagonal
183536247.21605
Surface area
101056662126453750
Volume
2.1858509700315E+24
Space diagonal
224785077.49232
Perimeter
389339175
Area
7.2931363852641E+15
Altitude
112392538.74616
Surface area
7.2931363852641E+15
Volume
2.5760500726208E+23
Height
61178749.072017