128840269 is an odd 9-digits prime number following 128840268
and preceding 128840270 . In scientific notation, it is written as 1.28840269 × 10^8.
The sum of its digits is 40. It has a total of 1 prime factors and 2 positive divisors.
There are 128840268 positive integers (up to 128840269) that are relatively prime to 128840269.
128840269 has 2 divisors, whose sum is 128840270
The reverse of 128840269 is 962048821
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 9
Sum of Digits 40
Digital Root 4
Name
one hundred twenty-eight million eight hundred forty thousand two hundred sixty-nine
Scientific notation
1.28840269 × 10^8
Engineering notation
1.28840269 × 10^6
Prime Factorization
128840269
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
128840269
Product of the distinct prime numbers
The prime factorization of 128840269 is 128840269.
Since it has a total of 1 prime factors.
3 , 9 , 73 , 79 , 409 , 246 , 2151 , 3345 , 64688 , 86269 , 155984 , 916111 , 918320 , 9634601 , 3311680 , 67854830 , 778839667 , 949015850 , 5355009306 , 27783667
n×2
257680538
n×3
386520807
n×4
515361076
n×5
644201345
n÷2
64420134.5
n÷3
42946756.333333
n÷3
32210067.25
n÷5
25768053.8
n2
16599814915992361
n3
2.1387246191267E+24
n4
2.755538552452E+32
n5
3.5502432833779E+40
2 √n
11350.782748339
3 √n
505.06879956684
4 √n
106.54005231996
5 √n
41.880352130818
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
128840270
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
64420135
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
11350.782792389
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999844769
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 128840269 can be divided by 2 positive divisors.
The sum of these divisors (counting 128840269) is 128840270, the average is 64420135.
Base
System
Value
2
Binary
111101011011111001001001101
3
Ternary
22222102202121211
4
Quaternary
13223133021031
5
Quinary
230440342034
6
Senary
20441254421
8
Octal
753371115
10
Decimal
128840269
12
Duodecimal
37194411
16
Hexadecimal
7adf24d
20
Vigesimal
20550d9
36
Base36
24phsd
md5
f23d3eec03c27a792d8b78e7b103ab11
sha1
1ac33ebc180f92e5cacac6129bed1b6723f0165b
sha256
559966d16fbbf0eb0654047085453a85c61bc6d37e5e0059298fbff499d0bf4e
sha512
3c578b1a9ef43344d2f2153f8895b64b26ea39667604b2e9114370c18fe9ccde2b5933fa13775424febcdab581d628d91f8583316f548b669269ff63afd2bab8
ripemd-160
7094923e73b1ffe055869c9efbe7b61f08ccb749
Diameter
257680538
Circumference
809527285.15387
Area
5.2149856591032E+16
Volume
8.9586687353333E+24
Surface area
2.0859942636413E+17
Circumference
809527285.15387
Perimeter
515361076
Area
16599814915992361
Diagonal
182207655.7996
Surface area
99598889495954166
Volume
2.1387246191267E+24
Space diagonal
223157891.96884
Perimeter
386520807
Area
7.1879307076846E+15
Altitude
111578945.98442
Surface area
7.1879307076846E+15
Volume
2.5205111354585E+23
Height
60735885.266533