1938962990 is an even 10-digits composite number following 1938962989
and preceding 1938962991 . In scientific notation, it is written as 1.938962990 × 10^9.
The sum of its digits is 56. It has a total of 3 prime factors and 8 positive divisors.
There are 775585192 positive integers (up to 1938962990) that are relatively prime to 1938962990.
1938962990 has 8 divisors, whose sum is 3490133400
The reverse of 1938962990 is 0992698391
Previous prime number is 5
Is Prime? no
Number parity even
Number length 10
Sum of Digits 56
Digital Root 2
Name
one billion nine hundred thirty-eight million nine hundred sixty-two thousand nine hundred ninety
Scientific notation
1.938962990 × 10^9
Engineering notation
1.938962990 × 10^9
Prime Factorization
2 × 5 × 193896299
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1938962990
Product of the distinct prime numbers
The prime factorization of 1938962990 is 2 × 5 × 193896299.
Since it has a total of 3 prime factors.
1 , 3 , 40 , 9 , 133 , 373 , 9957 , 2143 , 15239 , 68600 , 866716 , 838698 , 3215524 , 6060724 , 46543307 , 51810475 , 179837458 , 906754355 , 5014737477 , 6905656249
n×2
3877925980
n×3
5816888970
n×4
7755851960
n×5
9694814950
n÷2
969481495
n÷3
646320996.66667
n÷3
484740747.5
n÷5
387792598
n2
3759577476589740100
n3
7.2896815851451E+27
n4
1.4134422802481E+37
n5
2.7406122699022E+46
2 √n
44033.657467896
3 √n
1246.9714393825
4 √n
209.84198213869
5 √n
72.030081125419
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
-1938962989
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 1938962990 can be divided by 8 positive divisors.
The sum of these divisors (counting 1938962990) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110011100100100011101000101110
3
Ternary
12000010111112012002
4
Quaternary
1303210203220232
5
Quinary
12432333303430
6
Senary
520222412302
8
Octal
16344435056
10
Decimal
1938962990
12
Duodecimal
461431092
16
Hexadecimal
73923a2e
20
Vigesimal
1a5ia79a
36
Base36
w2epf2
md5
ee645949e8caba35bff42442caeea5d2
sha1
f693c4ecc8a79486012de3f13d9ba7d84ea961d3
sha256
a2f100f12975f2c3ac47a6cb2323747bc5def8856abdf19365e8c741201ebe9c
sha512
66d4bd9a3d969c7f116aaf42cdd9741f9506600a66cec57d4f274fc562495fadea3da0b02d1bea6898fab287dd44615ee565de961587ff0fa6128b93539fdf51
ripemd-160
c39052231f4741eb097b388d16aefe3be745f36d
Diameter
3877925980
Circumference
12182863769.933
Area
1.1811060981056E+19
Volume
3.0534946819868E+28
Surface area
4.7244243924224E+19
Circumference
12182863769.933
Perimeter
7755851960
Area
3759577476589740100
Diagonal
2742107757.3975
Surface area
2.2557464859538E+19
Volume
7.2896815851451E+27
Space diagonal
3358382412.6757
Perimeter
5816888970
Area
1.6279448011113E+18
Altitude
1679191206.3378
Surface area
1.6279448011113E+18
Volume
8.5909721359113E+26
Height
914035919.1325