1990453928 is an even 10-digits composite number following 1990453927
and preceding 1990453929 . In scientific notation, it is written as 1.990453928 × 10^9.
The sum of its digits is 50. It has a total of 5 prime factors and 16 positive divisors.
There are 995028736 positive integers (up to 1990453928) that are relatively prime to 1990453928.
1990453928 has 16 divisors, whose sum is 3732844500
The reverse of 1990453928 is 8293540991
Previous prime number is 5669
Is Prime? no
Number parity even
Number length 10
Sum of Digits 50
Digital Root 5
Name
one billion nine hundred ninety million four hundred fifty-three thousand nine hundred twenty-eight
Scientific notation
1.990453928 × 10^9
Engineering notation
1.990453928 × 10^9
Prime Factorization
2 × 2 × 2 × 5669 × 43889
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
497613482
Product of the distinct prime numbers
The prime factorization of 1990453928 is 2 × 2 × 2 × 5669 × 43889.
Since it has a total of 5 prime factors.
4 , 3 , 81 , 93 , 277 , 766 , 4427 , 1547 , 89458 , 14736 , 909299 , 351134 , 1350483 , 6328715 , 80831988 , 6478292 , 585661904 , 107509476 , 3615949102 , 9636852988
n×2
3980907856
n×3
5971361784
n×4
7961815712
n×5
9952269640
n÷2
995226964
n÷3
663484642.66667
n÷3
497613482
n÷5
398090785.6
n2
3961906839490629184
n3
7.8859930310342E+27
n4
1.5696705804803E+37
n5
3.124356972583E+46
2 √n
44614.503561062
3 √n
1257.9133026392
4 √n
211.22145620429
5 √n
72.408645904965
1 , 2 , 4 , 8 , 5669 , 11338 , 22676 , 43889 , 45352 , 87778 , 175556 , 351112 , 248806741 , 497613482 , 995226964 , 1990453928
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-1990453927
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1990453928 can be divided by 16 positive divisors.
The sum of these divisors (counting 1990453928) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1110110101000111110101010101000
3
Ternary
12010201101112110212
4
Quaternary
1312220332222220
5
Quinary
13034024011203
6
Senary
525302200252
8
Octal
16650765250
10
Decimal
1990453928
12
Duodecimal
476723088
16
Hexadecimal
76a3eaa8
20
Vigesimal
1b206eg8
36
Base36
wx2c2w
md5
9fe513f909d08cca2f7cd5d1cb2001ee
sha1
3c4dbd12da0109fe49229e6b556fba1f8bb0de87
sha256
ce34488c720156cf06d822d60a06d30934828265573d3d24b0dd96c93858a359
sha512
4e455f4eadc82137a880e415386c81ae9fad5257256fb254ebd014c3e5a1073303357ea451657e1ded5616ff228a2bc16ec44184cea28541d67d4c311ffa1f88
ripemd-160
e18daac6dcfc442884e5432c7906141ecb0d3878
Diameter
3980907856
Circumference
12506390875.027
Area
1.2446697421151E+19
Volume
3.303277036341E+28
Surface area
4.9786789684604E+19
Circumference
12506390875.027
Perimeter
7961815712
Area
3961906839490629184
Diagonal
2814926940.2564
Surface area
2.3771441036944E+19
Volume
7.8859930310342E+27
Space diagonal
3447567333.421
Perimeter
5971361784
Area
1.7155559852131E+18
Altitude
1723783666.7105
Surface area
1.7155559852131E+18
Volume
9.2937319143902E+26
Height
938308980.08547