19982155 is an odd 8-digits composite number following 19982154
and preceding 19982156 . In scientific notation, it is written as 1.9982155 × 10^7.
The sum of its digits is 40. It has a total of 2 prime factors and 4 positive divisors.
There are 15985720 positive integers (up to 19982155) that are relatively prime to 19982155.
19982155 has 4 divisors, whose sum is 23978592
The reverse of 19982155 is 55128991
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
nineteen million nine hundred eighty-two thousand one hundred fifty-five
Scientific notation
1.9982155 × 10^7
Engineering notation
1.9982155 × 10^6
Prime Factorization
5 × 3996431
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
19982155
Product of the distinct prime numbers
The prime factorization of 19982155 is 5 × 3996431.
Since it has a total of 2 prime factors.
10 , 4 , 7 , 43 , 999 , 350 , 194 , 564 , 98120 , 37715 , 808206 , 763827 , 2273175 , 6321981 , 19614990 , 18268495 , 809777611 , 179139369 , 8172326096 , 4757654248
n×2
39964310
n×3
59946465
n×4
79928620
n×5
99910775
n÷2
9991077.5
n÷3
6660718.3333333
n÷3
4995538.75
n÷5
3996431
n2
399286518444025
n3
7.9786051009589E+21
n4
1.5942972381115E+29
n5
3.1857494528016E+36
2 √n
4470.1403781089
3 √n
271.3610063328
4 √n
66.85910841545
5 √n
28.848847283519
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-19982154
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 19982155 can be divided by 4 positive divisors.
The sum of these divisors (counting 19982155) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100001110011101001011
3
Ternary
1101121012100211
4
Quaternary
1030032131023
5
Quinary
20103412110
6
Senary
1552141551
8
Octal
114163513
10
Decimal
19982155
12
Duodecimal
68378b7
16
Hexadecimal
130e74b
20
Vigesimal
64hf7f
36
Base36
bwabv
md5
9c9fe194c04c30a10edde1f0870e793b
sha1
97f2520d3dd436e19f55b15fcf3d395746a3b129
sha256
ca002c8d18e11922f28d3f64d9d5f567462f459575d4a303e59ffedef1539c1e
sha512
f288c3736eb733460ba2df9f46f22a02de2113c7dd98577e4242d976da022d00e86003b6132a4caebbf66808061368e3f3250000dc1ddfb5ac3899f308754de2
ripemd-160
e207608d83a9891e303b3c70ca6bda29d1323e1c
Diameter
39964310
Circumference
125551582.70179
Area
1.2543955930212E+15
Volume
3.3420702894755E+22
Surface area
5.0175823720848E+15
Circumference
125551582.70179
Perimeter
79928620
Area
399286518444025
Diagonal
28259034.606441
Surface area
2395719110664150
Volume
7.9786051009589E+21
Space diagonal
34610107.704716
Perimeter
59946465
Area
1.7289613418058E+14
Altitude
17305053.852358
Surface area
1.7289613418058E+14
Volume
9.402876285496E+20
Height
9419678.2021471