128776394 is an even 9-digits composite number following 128776393
and preceding 128776395 . In scientific notation, it is written as 1.28776394 × 10^8.
The sum of its digits is 47. It has a total of 4 prime factors and 16 positive divisors.
There are 60480000 positive integers (up to 128776394) that are relatively prime to 128776394.
128776394 has 16 divisors, whose sum is 204934536
The reverse of 128776394 is 493677821
Previous prime number is 541
Is Prime? no
Number parity even
Number length 9
Sum of Digits 47
Digital Root 2
Name
one hundred twenty-eight million seven hundred seventy-six thousand three hundred ninety-four
Scientific notation
1.28776394 × 10^8
Engineering notation
1.28776394 × 10^6
Prime Factorization
2 × 17 × 541 × 7001
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
128776394
Product of the distinct prime numbers
The prime factorization of 128776394 is 2 × 17 × 541 × 7001.
Since it has a total of 4 prime factors.
4 , 3 , 67 , 92 , 481 , 8 , 1954 , 6471 , 83759 , 36206 , 149888 , 541980 , 3742442 , 3761189 , 32100160 , 61297320 , 670688187 , 721360629 , 2471818665 , 8703810075
n×2
257552788
n×3
386329182
n×4
515105576
n×5
643881970
n÷2
64388197
n÷3
42925464.666667
n÷3
32194098.5
n÷5
25755278.8
n2
16583359651643236
n3
2.1355452563437E+24
n4
2.7500781733575E+32
n5
3.5414515038308E+40
2 √n
11347.968716911
3 √n
504.98531996669
4 √n
106.52684505284
5 √n
41.876198711759
1 , 2 , 17 , 34 , 541 , 1082 , 7001 , 9197 , 14002 , 18394 , 119017 , 238034 , 3787541 , 7575082 , 64388197 , 128776394
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
-128776393
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 128776394 can be divided by 16 positive divisors.
The sum of these divisors (counting 128776394) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101011001111100011001010
3
Ternary
22222022112000002
4
Quaternary
13223033203022
5
Quinary
230431321034
6
Senary
20440043002
8
Octal
753174312
10
Decimal
128776394
12
Duodecimal
37163462
16
Hexadecimal
7acf8ca
20
Vigesimal
204h0je
36
Base36
24o4i2
md5
f75874928b28a1470b3838bb0106b8d3
sha1
97d99e90ef012876ab6b043524735214d251c183
sha256
6c475e5a4392460b3590c7bc1c93efa0afca2bd1c217b550e32c406181023437
sha512
087d58d98ad371790ad239affd815e25b764cde502ffc52a4acca649bccafc71b87026f496da000fe98dca123e98f2656ee967cc8c02f47de2857a8f9b71725a
ripemd-160
810cd704acd91f1abde42d22c1bfe90d95cc31f9
Diameter
257552788
Circumference
809125946.69237
Area
5.209816085344E+16
Volume
8.9453510516506E+24
Surface area
2.0839264341376E+17
Circumference
809125946.69237
Perimeter
515105576
Area
16583359651643236
Diagonal
182117322.9083
Surface area
99500157909859416
Volume
2.1355452563437E+24
Space diagonal
223047257.22351
Perimeter
386329182
Area
7.1808053692084E+15
Altitude
111523628.61175
Surface area
7.1808053692084E+15
Volume
2.5167642204857E+23
Height
60705774.302767