19402405 is an odd 8-digits composite number following 19402404
and preceding 19402406 . In scientific notation, it is written as 1.9402405 × 10^7.
The sum of its digits is 25. It has a total of 3 prime factors and 8 positive divisors.
There are 14110800 positive integers (up to 19402405) that are relatively prime to 19402405.
19402405 has 8 divisors, whose sum is 25399584
The reverse of 19402405 is 50420491
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
nineteen million four hundred two thousand four hundred five
Scientific notation
1.9402405 × 10^7
Engineering notation
1.9402405 × 10^6
Prime Factorization
5 × 11 × 352771
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
19402405
Product of the distinct prime numbers
The prime factorization of 19402405 is 5 × 11 × 352771.
Since it has a total of 3 prime factors.
5 , 6 , 18 , 92 , 49 , 558 , 8827 , 2390 , 12340 , 58966 , 398259 , 321273 , 2224819 , 5933981 , 61852073 , 19726195 , 144854708 , 280247770 , 2776860477 , 6976902815
n×2
38804810
n×3
58207215
n×4
77609620
n×5
97012025
n÷2
9701202.5
n÷3
6467468.3333333
n÷3
4850601.25
n÷5
3880481
n2
376453319784025
n3
7.3040997740442E+21
n4
1.4171710197641E+29
n5
2.7496526079727E+36
2 √n
4404.8161142095
3 √n
268.71084123886
4 √n
66.368788705306
5 √n
28.679469463712
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
-19402404
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 19402405 can be divided by 8 positive divisors.
The sum of these divisors (counting 19402405) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001010000000111010100101
3
Ternary
1100111202002121
4
Quaternary
1022000322211
5
Quinary
14431334110
6
Senary
1531505541
8
Octal
112007245
10
Decimal
19402405
12
Duodecimal
65b82b1
16
Hexadecimal
1280ea5
20
Vigesimal
615605
36
Base36
bjuzp
md5
9f941ae931e5050aa819785b4f010d9b
sha1
06f95f88d74dc456595fe7dd998d9430d17795c7
sha256
4d7a3b5f26de4d05bc11add06e4a8262f9c482732d4fe82c49d04d2e778b6a92
sha512
d2a28259d57ad0fd4d2d968a59ca754168725468d4f8bbdb6c3313723c265ad5d0e84ec0a941a9274662a1cf40e0e638dc58a666419defbdc12ed9bc1a9bdf5d
ripemd-160
135cb980b76a2b2b437d132d57d7238bbd681e2d
Diameter
38804810
Circumference
121908906.01995
Area
1.182662983853E+15
Volume
3.0595341588299E+22
Surface area
4.7306519354119E+15
Circumference
121908906.01995
Perimeter
77609620
Area
376453319784025
Diagonal
27439144.293656
Surface area
2258719918704150
Volume
7.3040997740442E+21
Space diagonal
33605951.249028
Perimeter
58207215
Area
1.6300906913598E+14
Altitude
16802975.624514
Surface area
1.6300906913598E+14
Volume
8.6079641344829E+20
Height
9146381.4312185