1994148909 is an odd 10-digits composite number following 1994148908
and preceding 1994148910 . In scientific notation, it is written as 1.994148909 × 10^9.
The sum of its digits is 54. It has a total of 3 prime factors and 8 positive divisors.
There are 1251230400 positive integers (up to 1994148909) that are relatively prime to 1994148909.
1994148909 has 8 divisors, whose sum is 2259167040
The reverse of 1994148909 is 9098414991
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 54
Digital Root 9
Name
one billion nine hundred ninety-four million one hundred forty-eight thousand nine hundred nine
Scientific notation
1.994148909 × 10^9
Engineering notation
1.994148909 × 10^9
Prime Factorization
51 × 9 × 4344551
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1994148909
Product of the distinct prime numbers
The prime factorization of 1994148909 is 51 × 9 × 4344551.
Since it has a total of 3 prime factors.
10 , 3 , 47 , 42 , 214 , 981 , 1659 , 4748 , 56614 , 25401 , 211385 , 231042 , 7711782 , 5385988 , 62324249 , 79959118 , 538515177 , 440355198 , 591987611 , 2574211592
n×2
3988297818
n×3
5982446727
n×4
7976595636
n×5
9970744545
n÷2
997074454.5
n÷3
664716303
n÷3
498537227.25
n÷5
398829781.8
n2
3976629871265890281
n3
7.9299921192817E+27
n4
1.5813585133044E+37
n5
3.1534643540439E+46
2 √n
44655.89444855
3 √n
1258.6911976652
4 √n
211.31941332625
5 √n
72.435509136761
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
-1994148908
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 1994148909 can be divided by 8 positive divisors.
The sum of these divisors (counting 1994148909) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110110110111000100110000101101
3
Ternary
12010222100021001000
4
Quaternary
1312313010300231
5
Quinary
13041000231114
6
Senary
525513310513
8
Octal
16667046055
10
Decimal
1994148909
12
Duodecimal
477a05439
16
Hexadecimal
76dc4c2d
20
Vigesimal
1b338c59
36
Base36
wz9j59
md5
6e4aad7895237a002f5c29def8ebd1fa
sha1
19b46ed98d07e6c945bbc58ac4bf31e938e6233c
sha256
e43374b14b1c3b335bbf8ec12ab19579241e9de120c8105bfef6ea0b22ea8b96
sha512
5f0e3ce9aedf5681328a00c8dc3d6a79b7b12826a6fe93655c965a8d6ea8f94f2daa29168294b7de88e2f855697080b24168892c82939996be91715152975c27
ripemd-160
3ec9cfd42ad7d6679783dc47653c3a46b35759da
Diameter
3988297818
Circumference
12529607125.357
Area
1.2492951189615E+19
Volume
3.321707331328E+28
Surface area
4.9971804758459E+19
Circumference
12529607125.357
Perimeter
7976595636
Area
3976629871265890281
Diagonal
2820152432.4993
Surface area
2.3859779227595E+19
Volume
7.9299921192817E+27
Space diagonal
3453967228.246
Perimeter
5982446727
Area
1.7219312449822E+18
Altitude
1726983614.123
Surface area
1.7219312449822E+18
Volume
9.3455853371666E+26
Height
940050810.8331