990511906 is an even 9-digits composite number following 990511905
and preceding 990511907 . In scientific notation, it is written as 9.90511906 × 10^8.
The sum of its digits is 40. It has a total of 2 prime factors and 4 positive divisors.
There are 495255952 positive integers (up to 990511906) that are relatively prime to 990511906.
990511906 has 4 divisors, whose sum is 1485767862
The reverse of 990511906 is 609115099
Previous prime number is 2
Is Prime? no
Number parity even
Number length 9
Sum of Digits 40
Digital Root 4
Name
nine hundred ninety million five hundred eleven thousand nine hundred six
Scientific notation
9.90511906 × 10^8
Engineering notation
9.90511906 × 10^6
Prime Factorization
2 × 495255953
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
990511906
Product of the distinct prime numbers
The prime factorization of 990511906 is 2 × 495255953.
Since it has a total of 2 prime factors.
8 , 2 , 75 , 44 , 869 , 572 , 7900 , 850 , 41201 , 54269 , 78859 , 541087 , 6809290 , 2139785 , 37573460 , 8154402 , 306739266 , 957900834 , 2611628218 , 8321081270
n×2
1981023812
n×3
2971535718
n×4
3962047624
n×5
4952559530
n÷2
495255953
n÷3
330170635.33333
n÷3
247627976.5
n÷5
198102381.2
n2
981113835927752836
n3
9.7180493562777E+26
n4
9.6258435904887E+35
n5
9.5345126816728E+44
2 √n
31472.399114144
3 √n
996.82724627986
4 √n
177.40461976551
5 √n
62.975545781866
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
-990511905
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 990511906 can be divided by 4 positive divisors.
The sum of these divisors (counting 990511906) is 1, the average is 0.25.
Base
System
Value
2
Binary
111011000010100000001100100010
3
Ternary
2120000211012220011
4
Quaternary
323002200030202
5
Quinary
4012032340111
6
Senary
242142035134
8
Octal
7302401442
10
Decimal
990511906
12
Duodecimal
237878aaa
16
Hexadecimal
3b0a0322
20
Vigesimal
f9adjf6
36
Base36
gdq3vm
md5
0aecda23b991018ad7e229aefcd28a6e
sha1
e76f811ad6092e4e428bf0bcb84bb637c9a7eb81
sha256
6bc0fa6960be7885fa3372984a368c06a0b4c6d173785543cee7b1935de1e87f
sha512
8278919ebc8a662de430931dfe261e76091be65443aa045fe4b68c16ca7edd110472ee7f5713acdc70e944651cccc7ffedf2ef94279ddee82eff01b1fb829cc5
ripemd-160
42638ddb6d807bd6864a0d19c595056a797c22e3
Diameter
1981023812
Circumference
6223569854.3656
Area
3.0822600192859E+18
Volume
4.0706869953207E+27
Surface area
1.2329040077144E+19
Circumference
6223569854.3656
Perimeter
3962047624
Area
981113835927752836
Diagonal
1400795371.1572
Surface area
5886683015566517016
Volume
9.7180493562777E+26
Space diagonal
1715616946.6939
Perimeter
2971535718
Area
4.2483475295892E+17
Altitude
857808473.34694
Surface area
4.2483475295892E+17
Volume
1.1452830999549E+26
Height
466931790.38574