3894920991 is an odd 10-digits composite number following 3894920990
and preceding 3894920992 . In scientific notation, it is written as 3.894920991 × 10^9.
The sum of its digits is 54. It has a total of 4 prime factors and 16 positive divisors.
There are 2394658944 positive integers (up to 3894920991) that are relatively prime to 3894920991.
3894920991 has 16 divisors, whose sum is 5242456800
The reverse of 3894920991 is 1990294983
Previous prime number is 1229
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 54
Digital Root 9
Name
three billion eight hundred ninety-four million nine hundred twenty thousand nine hundred ninety-one
Scientific notation
3.894920991 × 10^9
Engineering notation
3.894920991 × 10^9
Prime Factorization
117 × 3 × 1229 × 9029
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
3894920991
Product of the distinct prime numbers
The prime factorization of 3894920991 is 117 × 3 × 1229 × 9029.
Since it has a total of 4 prime factors.
5 , 4 , 23 , 2 , 857 , 308 , 1343 , 1498 , 89360 , 70693 , 554320 , 755287 , 9586585 , 5529938 , 69711560 , 43827937 , 833142337 , 458922736 , 5213912063 , 6265208494
n×2
7789841982
n×3
11684762973
n×4
15579683964
n×5
19474604955
n÷2
1947460495.5
n÷3
1298306997
n÷3
973730247.75
n÷5
778984198.2
n2
1.5170409526132E+19
n3
5.90875465054E+28
n4
2.3014132519057E+38
n5
8.9638227838131E+47
2 √n
62409.302119155
3 √n
1573.3773147008
4 √n
249.81853838167
5 √n
82.813231244836
1 , 3 , 117 , 351 , 1229 , 3687 , 9029 , 27087 , 143793 , 431379 , 1056393 , 3169179 , 11096641 , 33289923 , 1298306997 , 3894920991
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-3894920990
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 3894920991 can be divided by 16 positive divisors.
The sum of these divisors (counting 3894920991) is 1, the average is 0.0625.
Base
System
Value
2
Binary
11101000001001111100011100011111
3
Ternary
101001102222111011000
4
Quaternary
3220021330130133
5
Quinary
30434044432431
6
Senary
1442253401343
8
Octal
35011743437
10
Decimal
3894920991
12
Duodecimal
908499253
16
Hexadecimal
e827c71f
20
Vigesimal
30h3529b
36
Base36
1sexo9r
md5
651a26096197ce6c41c2aa4c23ab361f
sha1
8d4dcce6cc801232a632ba7589f60cd04be2da93
sha256
2188b88a8c98e9e80311e656cb63e1aa4b3633dac5593fda8007e74df8847e4e
sha512
4ac22e2cce9f46d9e3679261900716143532ccc073a3feda0daf497d855aa63617691e025b0322ed6fa24fe9f29452cafadf6dda1cb6fbb52dcbbebf2862842c
ripemd-160
d76fa7ca016ce64d6e0bccd6a780e168e6d9946d
Diameter
7789841982
Circumference
24472510343.277
Area
4.7659247119246E+19
Volume
2.4750533602668E+29
Surface area
1.9063698847698E+20
Circumference
24472510343.277
Perimeter
15579683964
Area
1.5170409526132E+19
Diagonal
5508250089.8439
Surface area
9.1022457156795E+19
Volume
5.90875465054E+28
Space diagonal
6746201047.8785
Perimeter
11684762973
Area
6.5689800177221E+18
Altitude
3373100523.9393
Surface area
6.5689800177221E+18
Volume
6.9635341362739E+27
Height
1836083363.2813