1820123993 is an odd 10-digits composite number following 1820123992
and preceding 1820123994 . In scientific notation, it is written as 1.820123993 × 10^9.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 1811961780 positive integers (up to 1820123993) that are relatively prime to 1820123993.
1820123993 has 4 divisors, whose sum is 1828286208
The reverse of 1820123993 is 3993210281
Previous prime number is 223
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 38
Digital Root 2
Name
one billion eight hundred twenty million one hundred twenty-three thousand nine hundred ninety-three
Scientific notation
1.820123993 × 10^9
Engineering notation
1.820123993 × 10^9
Prime Factorization
223 × 8161991
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
1820123993
Product of the distinct prime numbers
The prime factorization of 1820123993 is 223 × 8161991.
Since it has a total of 2 prime factors.
1 , 2 , 11 , 57 , 626 , 775 , 7701 , 7622 , 17383 , 84077 , 364967 , 441046 , 3590573 , 6752319 , 73704041 , 26881633 , 11313891 , 282115217 , 5367115064 , 9351913341
n×2
3640247986
n×3
5460371979
n×4
7280495972
n×5
9100619965
n÷2
910061996.5
n÷3
606707997.66667
n÷3
455030998.25
n÷5
364024798.6
n2
3312851349894264049
n3
6.029800227185E+27
n4
1.0974984066496E+37
n5
1.9975831822223E+46
2 √n
42662.911211027
3 √n
1220.9568756131
4 √n
206.55002108697
5 √n
71.124658622214
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
-1820123992
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 1820123993 can be divided by 4 positive divisors.
The sum of these divisors (counting 1820123993) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101100011111001110001101011001
3
Ternary
11200211212212201202
4
Quaternary
1230133032031121
5
Quinary
12211422431433
6
Senary
500335323545
8
Octal
15437161531
10
Decimal
1820123993
12
Duodecimal
4296805b5
16
Hexadecimal
6c7ce359
20
Vigesimal
188ff9jd
36
Base36
u3nknt
md5
0ac8ca18488256969da6786b9fa3b7d6
sha1
5f0d74d895ca91ab678f9cde0b9c9c65f92c82f8
sha256
31c4d60451fe561df5f0d917345e282f87982013b4fbc16dd5811d718bef82e4
sha512
08aa153215cd96ed0b4d48feca156ac2bcdde9e4ac1c53d1d5cc018b2180a26c95153bb724c10e76e676c1ee7c18a8097131f2608326333fb554c919502df706
ripemd-160
e0c1aacf8a623c50e7652703af85c2aff859ed48
Diameter
3640247986
Circumference
11436176330.063
Area
1.0407629463263E+19
Volume
2.5257568128451E+28
Surface area
4.1630517853051E+19
Circumference
11436176330.063
Perimeter
7280495972
Area
3312851349894264049
Diagonal
2574044036.1013
Surface area
1.9877108099366E+19
Volume
6.029800227185E+27
Space diagonal
3152547231.9511
Perimeter
5460371979
Area
1.434506713985E+18
Altitude
1576273615.9756
Surface area
1.434506713985E+18
Volume
7.1061877164045E+26
Height
858014678.70042