128247267 is an odd 9-digits composite number following 128247266
and preceding 128247268 . In scientific notation, it is written as 1.28247267 × 10^8.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 84514752 positive integers (up to 128247267) that are relatively prime to 128247267.
128247267 has 8 divisors, whose sum is 129054880
The reverse of 128247267 is 762742821
Previous prime number is 409
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 39
Digital Root 3
Name
one hundred twenty-eight million two hundred forty-seven thousand two hundred sixty-seven
Scientific notation
1.28247267 × 10^8
Engineering notation
1.28247267 × 10^6
Prime Factorization
381 × 409 × 823
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
128247267
Product of the distinct prime numbers
The prime factorization of 128247267 is 381 × 409 × 823.
Since it has a total of 3 prime factors.
10 , 2 , 29 , 65 , 809 , 821 , 7493 , 2301 , 22505 , 20436 , 924897 , 924689 , 5582920 , 8124958 , 18837323 , 83721264 , 294607880 , 538168244 , 840292332 , 879852108
n×2
256494534
n×3
384741801
n×4
512989068
n×5
641236335
n÷2
64123633.5
n÷3
42749089
n÷3
32061816.75
n÷5
25649453.4
n2
16447361492969289
n3
2.1093291608344E+24
n4
2.7051570008041E+32
n5
3.4692899215904E+40
2 √n
11324.630987366
3 √n
504.29272881943
4 √n
106.41724948224
5 √n
41.841729141203
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
-128247266
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 128247267 can be divided by 8 positive divisors.
The sum of these divisors (counting 128247267) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101001001110010111100011
3
Ternary
22221022122011210
4
Quaternary
13221032113203
5
Quinary
230312403032
6
Senary
20420441203
8
Octal
751162743
10
Decimal
128247267
12
Duodecimal
36b49203
16
Hexadecimal
7a4e5e3
20
Vigesimal
201ai37
36
Base36
24cs83
md5
bd15a320f0b18d3fbfd19e80b8c9f546
sha1
41a8a643bc3ea913b9c40102cdb57ac947d13fd1
sha256
28271ac09c24a0629fbd3f8a8c8cd2e1983bb321723bd76a5e216146adb1d97f
sha512
20efaa3ca2fc8c67b49d63df6115fd8a9660b47a7236dc0fcb340f7fd2c69a4f6d030e0ed63a07d1a98c174fb456ffea2f6d8de1c1e6dddde4236297f9005f3c
ripemd-160
ad34890ef5d3a49550d16a7f2f8f35ad36763cbf
Diameter
256494534
Circumference
805801343.70034
Area
5.1670910037248E+16
Volume
8.8355373275732E+24
Surface area
2.0668364014899E+17
Circumference
805801343.70034
Perimeter
512989068
Area
16447361492969289
Diagonal
181369024.32868
Surface area
98684168957815734
Volume
2.1093291608344E+24
Space diagonal
222130782.37585
Perimeter
384741801
Area
7.1219164390687E+15
Altitude
111065391.18793
Surface area
7.1219164390687E+15
Volume
2.4858682556342E+23
Height
60456341.442894