128771007 is an odd 9-digits composite number following 128771006
and preceding 128771008 . In scientific notation, it is written as 1.28771007 × 10^8.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 85667160 positive integers (up to 128771007) that are relatively prime to 128771007.
128771007 has 8 divisors, whose sum is 172055040
The reverse of 128771007 is 700177821
Previous prime number is 479
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 33
Digital Root 6
Name
one hundred twenty-eight million seven hundred seventy-one thousand seven
Scientific notation
1.28771007 × 10^8
Engineering notation
1.28771007 × 10^6
Prime Factorization
3 × 479 × 89611
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
128771007
Product of the distinct prime numbers
The prime factorization of 128771007 is 3 × 479 × 89611.
Since it has a total of 3 prime factors.
8 , 10 , 17 , 23 , 435 , 166 , 4900 , 3930 , 49007 , 15339 , 367473 , 66676 , 4035284 , 5016427 , 51785806 , 74129239 , 155823295 , 973377424 , 643165672 , 3920469686
n×2
257542014
n×3
386313021
n×4
515084028
n×5
643855035
n÷2
64385503.5
n÷3
42923669
n÷3
32192751.75
n÷5
25754201.4
n2
16581972243794049
n3
2.1352772638794E+24
n4
2.7496180349396E+32
n5
3.5407108322453E+40
2 √n
11347.731359175
3 √n
504.97827831936
4 √n
106.52573097226
5 √n
41.875848351184
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
-128771006
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 128771007 can be divided by 8 positive divisors.
The sum of these divisors (counting 128771007) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101011001110001110111111
3
Ternary
22222022020121120
4
Quaternary
13223032032333
5
Quinary
230431133012
6
Senary
20440002023
8
Octal
753161677
10
Decimal
128771007
12
Duodecimal
37160313
16
Hexadecimal
7ace3bf
20
Vigesimal
204g7a7
36
Base36
24o0cf
md5
ec7b9bb5eaeeead3cdcfb2ad7118c9f1
sha1
7b3c118c49c250f1cf0ee83fbd6121c420c91c2e
sha256
ba2ee0f889faa0a606aefa5d3e3eada79cf7656e39c16deb9cb41d681fd186e1
sha512
cf93a33ccc9a2269446d730a046d7706a7eca1ff8a2ed26ff8e9280a72d173824c44ce3a32e952acf6c3ea3aa52f8c76f02f3d2589643a5f6f5fdcee4dea62cd
ripemd-160
14b42093c9ae5e2a5d9b65e91892f59af9ec4838
Diameter
257542014
Circumference
809092099.17312
Area
5.2093802183133E+16
Volume
8.9442284874412E+24
Surface area
2.0837520873253E+17
Circumference
809092099.17312
Perimeter
515084028
Area
16581972243794049
Diagonal
182109704.53984
Surface area
99491833462764294
Volume
2.1352772638794E+24
Space diagonal
223037926.66581
Perimeter
386313021
Area
7.180204603987E+15
Altitude
111518963.3329
Surface area
7.180204603987E+15
Volume
2.5164483883376E+23
Height
60703234.846614