128019715 is an odd 9-digits composite number following 128019714
and preceding 128019716 . In scientific notation, it is written as 1.28019715 × 10^8.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 102415768 positive integers (up to 128019715) that are relatively prime to 128019715.
128019715 has 4 divisors, whose sum is 153623664
The reverse of 128019715 is 517910821
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 34
Digital Root 7
Name
one hundred twenty-eight million nineteen thousand seven hundred fifteen
Scientific notation
1.28019715 × 10^8
Engineering notation
1.28019715 × 10^6
Prime Factorization
5 × 25603943
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
128019715
Product of the distinct prime numbers
The prime factorization of 128019715 is 5 × 25603943.
Since it has a total of 2 prime factors.
8 , 3 , 77 , 46 , 819 , 128 , 64 , 6184 , 31801 , 78287 , 693830 , 887289 , 8520238 , 3490330 , 33589903 , 33146869 , 529971689 , 983502366 , 715837427 , 2359724700
n×2
256039430
n×3
384059145
n×4
512078860
n×5
640098575
n÷2
64009857.5
n÷3
42673238.333333
n÷3
32004928.75
n÷5
25603943
n2
16389047428681225
n3
2.0981211809413E+24
n4
2.6860087561956E+32
n5
3.4386207545567E+40
2 √n
11314.579753575
3 √n
503.99429294579
4 √n
106.37001341344
5 √n
41.826870448265
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
-128019714
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 128019715 can be divided by 4 positive divisors.
The sum of these divisors (counting 128019715) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101000010110110100000011
3
Ternary
22220220002000221
4
Quaternary
13220112310003
5
Quinary
230233112330
6
Senary
20411523511
8
Octal
750266403
10
Decimal
128019715
12
Duodecimal
36a59597
16
Hexadecimal
7a16d03
20
Vigesimal
200295f
36
Base36
247wn7
md5
5225017b4f737d04316fee1364af09f4
sha1
de0d22ad86082d0213d2281b37823f1a121a89f3
sha256
c34ac88ae6517e2dd4e658a27505839fb9189e6574b55173261909f85a0f7236
sha512
528ddf5647fb49daadc3edd0df9756972abd209c2435683e73009d190763e73f64be11a5af0df307faaca4efd008cc3bf2c312bedf77761aaa12692c7ab32aaf
ripemd-160
ced9cfcaaff1ce247d2df15d1558a674961c1abb
Diameter
256039430
Circumference
804371592.31732
Area
5.148771100128E+16
Volume
8.7885894511816E+24
Surface area
2.0595084400512E+17
Circumference
804371592.31732
Perimeter
512078860
Area
16389047428681225
Diagonal
181047217.20414
Surface area
98334284572087350
Volume
2.0981211809413E+24
Space diagonal
221736650.75049
Perimeter
384059145
Area
7.096665708533E+15
Altitude
110868325.37524
Surface area
7.096665708533E+15
Volume
2.4726595246578E+23
Height
60349072.401379