2019128891 is an odd 10-digits composite number following 2019128890
and preceding 2019128892 . In scientific notation, it is written as 2.019128891 × 10^9.
The sum of its digits is 41. It has a total of 3 prime factors and 8 positive divisors.
There are 1858940352 positive integers (up to 2019128891) that are relatively prime to 2019128891.
2019128891 has 8 divisors, whose sum is 2180129280
The reverse of 2019128891 is 1988219102
Previous prime number is 383
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 41
Digital Root 5
Name
two billion nineteen million one hundred twenty-eight thousand eight hundred ninety-one
Scientific notation
2.019128891 × 10^9
Engineering notation
2.019128891 × 10^9
Prime Factorization
13 × 383 × 405529
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
2019128891
Product of the distinct prime numbers
The prime factorization of 2019128891 is 13 × 383 × 405529.
Since it has a total of 3 prime factors.
2 , 7 , 25 , 100 , 27 , 104 , 8250 , 8923 , 37905 , 62052 , 225550 , 371726 , 884605 , 9189742 , 5284455 , 50689998 , 903655132 , 255927862 , 8594919261 , 7335833380
n×2
4038257782
n×3
6057386673
n×4
8076515564
n×5
10095644455
n÷2
1009564445.5
n÷3
673042963.66667
n÷3
504782222.75
n÷5
403825778.2
n2
4076881478470889881
n3
8.2317491783634E+27
n4
1.6620962589499E+37
n5
3.3559865760688E+46
2 √n
44934.718103044
3 √n
1263.9251267121
4 √n
211.97810760322
5 √n
72.616081288532
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
-2019128890
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 2019128891 can be divided by 8 positive divisors.
The sum of these divisors (counting 2019128891) is 1, the average is 0.125.
Base
System
Value
2
Binary
1111000010110010111011000111011
3
Ternary
12012201100101010112
4
Quaternary
1320112113120323
5
Quinary
13113344111031
6
Senary
532204534535
8
Octal
17026273073
10
Decimal
2019128891
12
Duodecimal
48425144b
16
Hexadecimal
7859763b
20
Vigesimal
1bajb24b
36
Base36
xe4xtn
md5
86bb9393aa28a2370b8fa2d39c84c385
sha1
8fcb368dc0a9efe993297da94b4fb465395921dc
sha256
79fe328cd4f1d983d9f26c4b8735ed18356a8fa1ccff8d4d28f86b3c83a1b8fd
sha512
f3c550a4f80d01056a42a3303903062cbd371d0fb32485f5f863e764c74ce2ba27318b415e9c502c529264620810a477d2bdc0069e81e1ac3b5bc52cc70a7c6f
ripemd-160
3fd25bf8653b7309433816d2e84f120eddf82357
Diameter
4038257782
Circumference
12686560981.233
Area
1.280790090232E+19
Volume
3.4481070326587E+28
Surface area
5.1231603609282E+19
Circumference
12686560981.233
Perimeter
8076515564
Area
4076881478470889881
Diagonal
2855479461.8315
Surface area
2.4461288870825E+19
Volume
8.2317491783634E+27
Space diagonal
3497233826.2422
Perimeter
6057386673
Area
1.765341464287E+18
Altitude
1748616913.1211
Surface area
1.765341464287E+18
Volume
9.7012094417459E+26
Height
951826487.27718