129849661 is an odd 9-digits composite number following 129849660
and preceding 129849662 . In scientific notation, it is written as 1.29849661 × 10^8.
The sum of its digits is 46. It has a total of 2 prime factors and 4 positive divisors.
There are 129796992 positive integers (up to 129849661) that are relatively prime to 129849661.
129849661 has 4 divisors, whose sum is 129902332
The reverse of 129849661 is 166948921
Previous prime number is 2593
Is Prime? no Number parity odd Number length 9 Sum of Digits 46 Digital Root 1
Name
one hundred twenty-nine million eight hundred forty-nine thousand six hundred sixty-one
Scientific notation
1.29849661 × 10^8
Engineering notation
1.29849661 × 10^6
Prime Factorization
2593 × 50077
Composite number
ω Distinct Factors
2 Total number of distinct prime factors
Ω Total Factors
2 Total number of prime factors
rad Radical
129849661 Product of the distinct prime numbers
The prime factorization of 129849661 is 2593 × 50077.
Since it has a total of 2 prime factors.
7 , 3 , 50 , 97 , 496 , 868 , 855 , 2968 , 35529 , 49287 , 242712 , 325168 , 441385 , 252674 , 54193534 , 307404 , 204914622 , 100215092 , 6218122347 , 4553977324
n×2
259699322
n×3
389548983
n×4
519398644
n×5
649248305
n÷2
64924830.5
n÷3
43283220.333333
n÷3
32462415.25
n÷5
25969932.2
n2
16860934461814921
n3
2.1893866240099E+24
n4
2.8429111092562E+32
n5
3.6915104379005E+40
2 √n11395.159542543
3 √n506.38434790321
4 √n106.74811259476
5 √n41.945769310851
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
-129849660 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 129849661 can be divided by 4 positive divisors.
The sum of these divisors (counting 129849661) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101111010101100100111101
3
Ternary
100001100001020201
4
Quaternary
13233111210331
5
Quinary
231220142121
6
Senary
20515043501
8
Octal
757254475
10
Decimal
129849661
12
Duodecimal
375a0591
16
Hexadecimal
7bd593d
20
Vigesimal
20bb431
36
Base36
25b4n1
md5
7c5533c8821af9e6c56016262303b7cc
sha1
613ae581ae7ce83869f3955a27bada26bbaa4ee0
sha256
8edff474f7e324735446b4a51d04b3ffa6acdbc995ac421be52b79cdc8a61c13
sha512
8a210da53fa94fa2680ccbe42c4f119bac1204b5eb7ab793f747e422d99f62b00c0abf411ebe857223598c63ce1d2731a8a8e092a336885cae8ca8fa139d92ef
ripemd-160
a04d278df4c996d330d512fef30ecd3c963aee29
Diameter
259699322
Circumference
815869482.13745
Area
5.2970187837897E+16
Volume
9.1708812451429E+24
Surface area
2.1188075135159E+17
Circumference
815869482.13745
Perimeter
519398644
Area
16860934461814921
Diagonal
183635151.65575
Surface area
101165606770889526
Volume
2.1893866240099E+24
Space diagonal
224906210.19759
Perimeter
389548983
Area
7.3009987877381E+15
Altitude
112453105.0988
Surface area
7.3009987877381E+15
Volume
2.5802168807942E+23
Height
61211717.218583