2009190721 is an odd 10-digits composite number following 2009190720
and preceding 2009190722 . In scientific notation, it is written as 2.009190721 × 10^9.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 2008843200 positive integers (up to 2009190721) that are relatively prime to 2009190721.
2009190721 has 4 divisors, whose sum is 2009538244
The reverse of 2009190721 is 1270919002
Previous prime number is 5881
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 31
Digital Root 4
Name
two billion nine million one hundred ninety thousand seven hundred twenty-one
Scientific notation
2.009190721 × 10^9
Engineering notation
2.009190721 × 10^9
Prime Factorization
5881 × 341641
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
2009190721
Product of the distinct prime numbers
The prime factorization of 2009190721 is 5881 × 341641.
Since it has a total of 2 prime factors.
7 , 1 , 19 , 9 , 704 , 735 , 3128 , 7341 , 7061 , 8572 , 96502 , 67952 , 2828122 , 1207965 , 21553789 , 86229140 , 290076642 , 58100566 , 8339085080 , 478529810
n×2
4018381442
n×3
6027572163
n×4
8036762884
n×5
10045953605
n÷2
1004595360.5
n÷3
669730240.33333
n÷3
502297680.25
n÷5
401838144.2
n2
4036847353352499841
n3
8.1107962444493E+27
n4
1.6296136554269E+37
n5
3.2742046352986E+46
2 √n
44823.997155542
3 √n
1261.8480316522
4 √n
211.71678524751
5 √n
72.544456737706
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
-2009190720
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 2009190721 can be divided by 4 positive divisors.
The sum of these divisors (counting 2009190721) is 1, the average is 0.25.
Base
System
Value
2
Binary
1110111110000011101000101000001
3
Ternary
12012000122110112011
4
Quaternary
1313300131011001
5
Quinary
13103323100341
6
Senary
531211532521
8
Octal
16760350501
10
Decimal
2009190721
12
Duodecimal
480a5a141
16
Hexadecimal
77c1d141
20
Vigesimal
1b7h8gg1
36
Base36
x87xhd
md5
c8a68577499807bec9b6fa1d91711971
sha1
e8dc4dca22108b547dc687e697865b94f1169f9c
sha256
538e08e888490f7a98d24e9b92ecbaf673f46d88f59c5895e491ed6bf8eaea66
sha512
952c6259faaae882b2e7f52c6c5379bad5e88ed2279790f632e5a5558e418e2528959d9a77d91f4530eff0bdc4e24bc1f40917b612604cae3353f1ab9712dbbe
ripemd-160
ee1dfe92a06289b8124efbeb74a963f14a0d1e56
Diameter
4018381442
Circumference
12624117617.509
Area
1.2682129988956E+19
Volume
3.3974423861767E+28
Surface area
5.0728519955822E+19
Circumference
12624117617.509
Perimeter
8036762884
Area
4036847353352499841
Diagonal
2841424767.0324
Surface area
2.4221084120115E+19
Volume
8.1107962444493E+27
Space diagonal
3480020410.8679
Perimeter
6027572163
Area
1.7480061796016E+18
Altitude
1740010205.434
Surface area
1.7480061796016E+18
Volume
9.5586650421207E+26
Height
947141589.01079