2155394469 is an odd 10-digits composite number following 2155394468
and preceding 2155394470 . In scientific notation, it is written as 2.155394469 × 10^9.
The sum of its digits is 48. It has a total of 3 prime factors and 8 positive divisors.
There are 1374454400 positive integers (up to 2155394469) that are relatively prime to 2155394469.
2155394469 has 8 divisors, whose sum is 2998809792
The reverse of 2155394469 is 9644935512
Previous prime number is 23
Is Prime? no Number parity odd Number length 10 Sum of Digits 48 Digital Root 3
Name
two billion one hundred fifty-five million three hundred ninety-four thousand four hundred sixty-nine
Scientific notation
2.155394469 × 10^9
Engineering notation
2.155394469 × 10^9
Prime Factorization
3 × 23 × 31237601
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
2155394469 Product of the distinct prime numbers
The prime factorization of 2155394469 is 3 × 23 × 31237601.
Since it has a total of 3 prime factors.
6 , 4 , 98 , 12 , 621 , 923 , 1447 , 8459 , 72866 , 80791 , 194428 , 112820 , 1244633 , 436306 , 93940362 , 54858579 , 737817041 , 490949775 , 7676989591 , 2863600611
n×2
4310788938
n×3
6466183407
n×4
8621577876
n×5
10776972345
n÷2
1077697234.5
n÷3
718464823
n÷3
538848617.25
n÷5
431078893.8
n2
4645725316995791961
n3
1.0013370652746E+28
n4
2.1582763720976E+37
n5
4.6519369549925E+46
2 √n46426.226090433
3 √n1291.7414273334
4 √n215.46745946995
5 √n73.570778702694
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
-2155394468 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 2155394469 can be divided by 8 positive divisors.
The sum of these divisors (counting 2155394469) is 1, the average is 0.125.
Base
System
Value
2
Binary
10000000011110001011010110100101
3
Ternary
12120012202101100210
4
Quaternary
2000132023112211
5
Quinary
13403240110334
6
Senary
553513330033
8
Octal
20036132645
10
Decimal
2155394469
12
Duodecimal
501a06919
16
Hexadecimal
8078b5a5
20
Vigesimal
1ddb4639
36
Base36
zn9l0l
md5
4968e2697071fc69ddc0516f9053a2db
sha1
a19799bef8d7dc94a14643f8d222bb0a399b23a1
sha256
bf64e8826d5cb57f3c1863d5c1e870ed34a11a39aa01787ab84362ee8c40b5ee
sha512
fbb8e3a7f44017fd0210d11dd139d02bb214dd445256c81192456f3f8615d03376513ff062ca1f6771bf2a3c8f0dbce725b44a07d4caf26374cc9de2203872fb
ripemd-160
ebdb1922f9164095943b23cd17fb872be5fdd0d1
Diameter
4310788938
Circumference
13542742858.797
Area
1.459497652647E+19
Volume
4.1943908907118E+28
Surface area
5.837990610588E+19
Circumference
13542742858.797
Perimeter
8621577876
Area
4645725316995791961
Diagonal
3048188090.3238
Surface area
2.7874351901975E+19
Volume
1.0013370652746E+28
Space diagonal
3733252730.6609
Perimeter
6466183407
Area
2.0116580717614E+18
Altitude
1866626365.3305
Surface area
2.0116580717614E+18
Volume
1.1800870485152E+27
Height
1016062696.7746