128047247 is an odd 9-digits composite number following 128047246
and preceding 128047248 . In scientific notation, it is written as 1.28047247 × 10^8.
The sum of its digits is 35. It has a total of 3 prime factors and 8 positive divisors.
There are 119994112 positive integers (up to 128047247) that are relatively prime to 128047247.
128047247 has 8 divisors, whose sum is 136165536
The reverse of 128047247 is 742740821
Previous prime number is 233
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 35
Digital Root 8
Name
one hundred twenty-eight million forty-seven thousand two hundred forty-seven
Scientific notation
1.28047247 × 10^8
Engineering notation
1.28047247 × 10^6
Prime Factorization
17 × 233 × 32327
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
128047247
Product of the distinct prime numbers
The prime factorization of 128047247 is 17 × 233 × 32327.
Since it has a total of 3 prime factors.
5 , 6 , 98 , 22 , 893 , 574 , 4537 , 7545 , 80851 , 23808 , 491554 , 159582 , 9541326 , 7481822 , 90565442 , 88380692 , 437541105 , 644240386 , 1567426044 , 5019680553
n×2
256094494
n×3
384141741
n×4
512188988
n×5
640236235
n÷2
64023623.5
n÷3
42682415.666667
n÷3
32011811.75
n÷5
25609449.4
n2
16396097464279009
n3
2.0994751418446E+24
n4
2.6883201205814E+32
n5
3.4423199049515E+40
2 √n
11315.796348468
3 √n
504.03042013205
4 √n
106.37573195268
5 √n
41.828669356108
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
-128047246
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 128047247 can be divided by 8 positive divisors.
The sum of these divisors (counting 128047247) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101000011101100010001111
3
Ternary
22220221110210122
4
Quaternary
13220131202033
5
Quinary
230240002442
6
Senary
20412255155
8
Octal
750354217
10
Decimal
128047247
12
Duodecimal
36a714bb
16
Hexadecimal
7a1d88f
20
Vigesimal
2005i27
36
Base36
248hvz
md5
518561405e37758273c60aef6930972e
sha1
a9ea0add63b98bdce868a274c323854b909bc3e0
sha256
392a96e84f906153016762eaf3596b132a71891d0a8f4c421bc031cd71b7910b
sha512
c176153c8f62b5c4c94bab22cd450d9f902277ff990f724822d50cf611ce45c7037c1113e9f6cefe3e54f223c8d7cbb2f5debdd26e092b3c7b7898a5ef096756
ripemd-160
8e611c5762bcbba48454eea36f2ea1826088dcdd
Diameter
256094494
Circumference
804544580.9752
Area
5.1509859341321E+16
Volume
8.7942609093512E+24
Surface area
2.0603943736528E+17
Circumference
804544580.9752
Perimeter
512188988
Area
16396097464279009
Diagonal
181086153.33194
Surface area
98376584785674054
Volume
2.0994751418446E+24
Space diagonal
221784337.57332
Perimeter
384141741
Area
7.0997184634956E+15
Altitude
110892168.78666
Surface area
7.0997184634956E+15
Volume
2.4742551828849E+23
Height
60362051.110646