128869477 is an odd 9-digits composite number following 128869476
and preceding 128869478 . In scientific notation, it is written as 1.28869477 × 10^8.
The sum of its digits is 52. It has a total of 2 prime factors and 4 positive divisors.
There are 117153960 positive integers (up to 128869477) that are relatively prime to 128869477.
128869477 has 4 divisors, whose sum is 129934636
The reverse of 128869477 is 774968821
Previous prime number is 121
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 52
Digital Root 7
Name
one hundred twenty-eight million eight hundred sixty-nine thousand four hundred seventy-seven
Scientific notation
1.28869477 × 10^8
Engineering notation
1.28869477 × 10^6
Prime Factorization
121 × 1065037
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
128869477
Product of the distinct prime numbers
The prime factorization of 128869477 is 121 × 1065037.
Since it has a total of 2 prime factors.
7 , 2 , 95 , 64 , 109 , 639 , 9743 , 1634 , 10199 , 81486 , 86251 , 418131 , 2186763 , 1240097 , 29405256 , 66078803 , 43809905 , 483521536 , 1829806812 , 8723296091
n×2
257738954
n×3
386608431
n×4
515477908
n×5
644347385
n÷2
64434738.5
n÷3
42956492.333333
n÷3
32217369.25
n÷5
25773895.4
n2
16607342102253529
n3
2.1401794910775E+24
n4
2.7580381170128E+32
n5
3.5542692968551E+40
2 √n
11352.069282734
3 √n
505.10696293247
4 √n
106.54608994578
5 √n
41.882250808035
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
-128869476
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 128869477 can be divided by 4 positive divisors.
The sum of these divisors (counting 128869477) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101011100110010001100101
3
Ternary
22222111020200121
4
Quaternary
13223212101211
5
Quinary
230442310402
6
Senary
20442041541
8
Octal
753462145
10
Decimal
128869477
12
Duodecimal
371a92b1
16
Hexadecimal
7ae6465
20
Vigesimal
2058ddh
36
Base36
24q4bp
md5
684ce1998b48fc063c84f7818738a877
sha1
2e2a8cb491d4b276e3fc28c272d09971cdd9851d
sha256
3d918d2c44b909a6ddec777f2598791f20f10f4e76459494bc3f5c0092c43433
sha512
19b6aaedb1b78bfff98dbc7be1f5d1259b89a952d6f2174bf322367d89b7a651d48c167931d1732672ee11e505b05faf315e92daf96861b3bc6c1d3122d36746
ripemd-160
080152da5f285f7bb201193b5e021fc0f6aa4914
Diameter
257738954
Circumference
809710804.43032
Area
5.2173503944092E+16
Volume
8.9647628887101E+24
Surface area
2.0869401577637E+17
Circumference
809710804.43032
Perimeter
515477908
Area
16607342102253529
Diagonal
182248962.14933
Surface area
99644052613521174
Volume
2.1401794910775E+24
Space diagonal
223208481.70883
Perimeter
386608431
Area
7.1911900749452E+15
Altitude
111604240.85441
Surface area
7.1911900749452E+15
Volume
2.5222257184954E+23
Height
60749654.049776