128776349 is an odd 9-digits composite number following 128776348
and preceding 128776350 . In scientific notation, it is written as 1.28776349 × 10^8.
The sum of its digits is 47. It has a total of 3 prime factors and 8 positive divisors.
There are 117932976 positive integers (up to 128776349) that are relatively prime to 128776349.
128776349 has 8 divisors, whose sum is 139776000
The reverse of 128776349 is 943677821
Previous prime number is 127
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 47
Digital Root 2
Name
one hundred twenty-eight million seven hundred seventy-six thousand three hundred forty-nine
Scientific notation
1.28776349 × 10^8
Engineering notation
1.28776349 × 10^6
Prime Factorization
13 × 127 × 77999
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
128776349
Product of the distinct prime numbers
The prime factorization of 128776349 is 13 × 127 × 77999.
Since it has a total of 3 prime factors.
9 , 8 , 83 , 20 , 234 , 448 , 8241 , 6725 , 44620 , 61413 , 585453 , 647959 , 956798 , 3168473 , 2083045 , 70635606 , 426796347 , 483382248 , 6910988802 , 4820377753
n×2
257552698
n×3
386329047
n×4
515105396
n×5
643881745
n÷2
64388174.5
n÷3
42925449.666667
n÷3
32194087.25
n÷5
25755269.8
n2
16583348061769801
n3
2.1355430175909E+24
n4
2.750074329378E+32
n5
3.5414453161593E+40
2 √n
11347.966734178
3 √n
504.9852611455
4 √n
106.52683574657
5 √n
41.87619578509
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
-128776348
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 128776349 can be divided by 8 positive divisors.
The sum of these divisors (counting 128776349) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101011001111100010011101
3
Ternary
22222022111221102
4
Quaternary
13223033202131
5
Quinary
230431320344
6
Senary
20440042445
8
Octal
753174235
10
Decimal
128776349
12
Duodecimal
37163425
16
Hexadecimal
7acf89d
20
Vigesimal
204h0h9
36
Base36
24o4gt
md5
44ea4c5b149eeecf8ee2402337844ddf
sha1
5f45ddf1ee2d18066f960dedf4a37d9babb95df7
sha256
03be3b11c84ff6be308c477b7e91db93a9779593034d624b06a20f5a3661091e
sha512
2ec0ab49807a124e3f53872e40a695a62a7ad4d5d698d275568cfcec2f91fb6698483dbfe2c1927d72641a91a58bcf4f3d1a588145f4640fa48d62be2f493f25
ripemd-160
db0e7ef5d82b678eec5f8e310efe286db95bb119
Diameter
257552698
Circumference
809125663.94903
Area
5.2098124442779E+16
Volume
8.9453416739849E+24
Surface area
2.0839249777111E+17
Circumference
809125663.94903
Perimeter
515105396
Area
16583348061769801
Diagonal
182117259.26869
Surface area
99500088370618806
Volume
2.1355430175909E+24
Space diagonal
223047179.28122
Perimeter
386329047
Area
7.180800350646E+15
Altitude
111523589.64061
Surface area
7.180800350646E+15
Volume
2.5167615820902E+23
Height
60705753.089564