127988813 is an odd 9-digits composite number following 127988812
and preceding 127988814 . In scientific notation, it is written as 1.27988813 × 10^8.
The sum of its digits is 47. It has a total of 3 prime factors and 8 positive divisors.
There are 122148400 positive integers (up to 127988813) that are relatively prime to 127988813.
127988813 has 8 divisors, whose sum is 133854336
The reverse of 127988813 is 318889721
Previous prime number is 461
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 47
Digital Root 2
Name
one hundred twenty-seven million nine hundred eighty-eight thousand eight hundred thirteen
Scientific notation
1.27988813 × 10^8
Engineering notation
1.27988813 × 10^6
Prime Factorization
23 × 461 × 12071
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
127988813
Product of the distinct prime numbers
The prime factorization of 127988813 is 23 × 461 × 12071.
Since it has a total of 3 prime factors.
10 , 10 , 41 , 95 , 655 , 528 , 49 , 3235 , 45854 , 60141 , 949836 , 335719 , 3750837 , 2030245 , 36239058 , 97932335 , 241289743 , 793936612 , 8469884242 , 6839410494
n×2
255977626
n×3
383966439
n×4
511955252
n×5
639944065
n÷2
63994406.5
n÷3
42662937.666667
n÷3
31997203.25
n÷5
25597762.6
n2
16381136253148969
n3
2.0966021846318E+24
n4
2.6834162494423E+32
n5
3.4344726055103E+40
2 √n
11313.214087959
3 √n
503.95373751272
4 √n
106.36359380897
5 √n
41.824850979986
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
-127988812
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 127988813 can be divided by 8 positive divisors.
The sum of these divisors (counting 127988813) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101000001111010001001101
3
Ternary
22220211111122102
4
Quaternary
13220033101031
5
Quinary
230231120223
6
Senary
20411124445
8
Octal
750172115
10
Decimal
127988813
12
Duodecimal
36a43725
16
Hexadecimal
7a0f44d
20
Vigesimal
1jjic0d
36
Base36
2478st
md5
7e6351633d23c57c5486f6ebb8de72cd
sha1
adf0785d44cc5bf6948103958bc65cf8c5ec08db
sha256
d53fbfd03f7fc9b4d374f5fc464a5105b57f0beecd22710e2ad8989877f49c55
sha512
14a7cbd9010377aa521e0e1d29d401d3a6851bbe173fdb6b8f3c2d323bb054e46890011cf69dd8cfb2935c3e67c042c46e94be87ef08bd0ca3a47202fb5549fd
ripemd-160
851027478e0092e085c5c3504dddb78eef7827a3
Diameter
255977626
Circumference
804177429.32496
Area
5.1462857310346E+16
Volume
8.7822266943194E+24
Surface area
2.0585142924138E+17
Circumference
804177429.32496
Perimeter
511955252
Area
16381136253148969
Diagonal
181003515.17663
Surface area
98286817518893814
Volume
2.0966021846318E+24
Space diagonal
221683126.91643
Perimeter
383966439
Area
7.0932400690406E+15
Altitude
110841563.45822
Surface area
7.0932400690406E+15
Volume
2.4708693703395E+23
Height
60334505.058878