19904842 is an even 8-digits composite number following 19904841
and preceding 19904843 . In scientific notation, it is written as 1.9904842 × 10^7.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 9952420 positive integers (up to 19904842) that are relatively prime to 19904842.
19904842 has 4 divisors, whose sum is 29857266
The reverse of 19904842 is 24840991
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 37
Digital Root 1
Name
nineteen million nine hundred four thousand eight hundred forty-two
Scientific notation
1.9904842 × 10^7
Engineering notation
1.9904842 × 10^6
Prime Factorization
2 × 9952421
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
19904842
Product of the distinct prime numbers
The prime factorization of 19904842 is 2 × 9952421.
Since it has a total of 2 prime factors.
4 , 7 , 90 , 67 , 319 , 227 , 3959 , 7797 , 63718 , 94597 , 161502 , 73437 , 4959057 , 4593023 , 73547408 , 26937504 , 525433235 , 887881292 , 6173237391 , 6932595571
n×2
39809684
n×3
59714526
n×4
79619368
n×5
99524210
n÷2
9952421
n÷3
6634947.3333333
n÷3
4976210.5
n÷5
3980968.4
n2
396202735044964
n3
7.8863528410379E+21
n4
1.5697660725711E+29
n5
3.1245945651488E+36
2 √n
4461.4842821644
3 √n
271.01057950828
4 √n
66.794343189857
5 √n
28.826488826092
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
-19904841
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 19904842 can be divided by 4 positive divisors.
The sum of these divisors (counting 19904842) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001011111011100101001010
3
Ternary
1101110021022101
4
Quaternary
1023323211022
5
Quinary
20043423332
6
Senary
1550344014
8
Octal
113734512
10
Decimal
19904842
12
Duodecimal
67bb00a
16
Hexadecimal
12fb94a
20
Vigesimal
648222
36
Base36
bumoa
md5
843de85670742edff948cf35db2b741b
sha1
31761e1cc78741117dddb552a1b730d16c60a409
sha256
baaa548d180db919c034fbd5f13a1a6517f17bc3e06b80f9bbe886aaab518922
sha512
da40b782cb07db9a24cb8dc8faa3ede3c0155e1ef381053ac78f201db25df93f7ac35206122fff9d32bf948fcd3d636515dd48b27c47fe2e7d6b4be3c3852cce
ripemd-160
481e9ee968c77b4815a6a88804dfc9c2857ea458
Diameter
39809684
Circumference
125065810.79613
Area
1.2447076017494E+15
Volume
3.3034277532029E+22
Surface area
4.9788304069978E+15
Circumference
125065810.79613
Perimeter
79619368
Area
396202735044964
Diagonal
28149697.513294
Surface area
2377216410269784
Volume
7.8863528410379E+21
Space diagonal
34476197.660631
Perimeter
59714526
Area
1.7156081679891E+14
Altitude
17238098.830315
Surface area
1.7156081679891E+14
Volume
9.2941559545461E+20
Height
9383232.5044312