1994121485 is an odd 10-digits composite number following 1994121484
and preceding 1994121486 . In scientific notation, it is written as 1.994121485 × 10^9.
The sum of its digits is 44. It has a total of 3 prime factors and 8 positive divisors.
There are 1594668304 positive integers (up to 1994121485) that are relatively prime to 1994121485.
1994121485 has 8 divisors, whose sum is 2393889120
The reverse of 1994121485 is 5841214991
Previous prime number is 2579
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 44
Digital Root 8
Name
one billion nine hundred ninety-four million one hundred twenty-one thousand four hundred eighty-five
Scientific notation
1.994121485 × 10^9
Engineering notation
1.994121485 × 10^9
Prime Factorization
5 × 2579 × 154643
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1994121485
Product of the distinct prime numbers
The prime factorization of 1994121485 is 5 × 2579 × 154643.
Since it has a total of 3 prime factors.
2 , 2 , 42 , 50 , 744 , 451 , 7076 , 5958 , 69816 , 85865 , 976610 , 776603 , 5983613 , 282864 , 92332546 , 77457467 , 764333695 , 966945053 , 1937036549 , 428828451
n×2
3988242970
n×3
5982364455
n×4
7976485940
n×5
9970607425
n÷2
997060742.5
n÷3
664707161.66667
n÷3
498530371.25
n÷5
398824297
n2
3976520496938605225
n3
7.9296649584881E+27
n4
1.5812715262573E+37
n5
3.1532475241284E+46
2 √n
44655.587388366
3 √n
1258.6854277006
4 √n
211.31868679406
5 √n
72.435309905668
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
-1994121484
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 1994121485 can be divided by 8 positive divisors.
The sum of these divisors (counting 1994121485) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110110110110111110000100001101
3
Ternary
12010222021212102022
4
Quaternary
1312312332010031
5
Quinary
13040443341420
6
Senary
525512535525
8
Octal
16666760415
10
Decimal
1994121485
12
Duodecimal
4779b15a5
16
Hexadecimal
76dbe10d
20
Vigesimal
1b3353e5
36
Base36
wz8xzh
md5
0e3faa3245054d37c84329a24573e98b
sha1
a26206cbe439c15bec8470ebc86b6f07841302e1
sha256
44cea16e42112ae0fbf23060c9a83203b9560787c15edb4070183b8c92db7130
sha512
e6f9f79e85328b12f81acd1436fcd09c5eefadda6d45c05ec40b83ae75598ed0648435465ebbbed6c2b0d55f64763af52e4fddb99a27169155a78e0071f745fe
ripemd-160
ce4128402454a7f8b7ce23579e91e1c725465721
Diameter
3988242970
Circumference
12529434815.283
Area
1.2492607580032E+19
Volume
3.3215702905353E+28
Surface area
4.9970430320126E+19
Circumference
12529434815.283
Perimeter
7976485940
Area
3976520496938605225
Diagonal
2820113649.1066
Surface area
2.3859122981632E+19
Volume
7.9296649584881E+27
Space diagonal
3453919728.4847
Perimeter
5982364455
Area
1.7218838845092E+18
Altitude
1726959864.2423
Surface area
1.7218838845092E+18
Volume
9.3451997744739E+26
Height
940037883.03553