19985923 is an odd 8-digits prime number following 19985922
and preceding 19985924 . In scientific notation, it is written as 1.9985923 × 10^7.
The sum of its digits is 46. It has a total of 1 prime factors and 2 positive divisors.
There are 19985922 positive integers (up to 19985923) that are relatively prime to 19985923.
19985923 has 2 divisors, whose sum is 19985924
The reverse of 19985923 is 32958991
Previous prime number is 1
Is Prime? yes Number parity odd Number length 8 Sum of Digits 46 Digital Root 1
Name
nineteen million nine hundred eighty-five thousand nine hundred twenty-three
Scientific notation
1.9985923 × 10^7
Engineering notation
1.9985923 × 10^6
Prime Factorization
19985923
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
19985923 Product of the distinct prime numbers
The prime factorization of 19985923 is 19985923.
Since it has a total of 1 prime factors.
6 , 8 , 24 , 19 , 448 , 787 , 7643 , 4438 , 35917 , 13042 , 863840 , 317896 , 18083 , 5118963 , 74326438 , 4569771 , 67671895 , 485735280 , 7826809745 , 3649111709
n×2
39971846
n×3
59957769
n×4
79943692
n×5
99929615
n÷2
9992961.5
n÷3
6661974.3333333
n÷3
4996480.75
n÷5
3997184.6
n2
399437118161929
n3
7.9831194869262E+21
n4
1.5955001136551E+29
n5
3.1887542418001E+36
2 √n4470.5618215164
3 √n271.37806195082
4 √n66.862260068864
5 √n28.849935196793
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
19985924 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
9992962 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
4470.5619333592 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999998999296 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 19985923 can be divided by 2 positive divisors.
The sum of these divisors (counting 19985923) is 19985924, the average is 9992962.
Base
System
Value
2
Binary
1001100001111011000000011
3
Ternary
1101121101112101
4
Quaternary
1030033120003
5
Quinary
20104022143
6
Senary
1552211231
8
Octal
114173003
10
Decimal
19985923
12
Duodecimal
6839b17
16
Hexadecimal
130f603
20
Vigesimal
64i4g3
36
Base36
bwd8j
md5
1507f855fad347a5e330637372eed87d
sha1
59d720bb8e0c522faa19699f09d778dafd7ae80c
sha256
9981d1c62f18867bbcf1c45003da3112da76bbeb46b159b09c545430ec89153a
sha512
d1b41f8ac8c07f3c9571e45da1f6a2c952ac1c9efc77c4c7ef08dd0ee5c4c1d0cea43de98174d3c16bd9f2e8133979617faf044e5a3129d6d507b0d1ace9d7ea
ripemd-160
7acfe16995240fbb5d7b80f022c4561bf459fd5b
Diameter
39971846
Circumference
125575257.74402
Area
1.2548687159886E+15
Volume
3.3439612710476E+22
Surface area
5.0194748639544E+15
Circumference
125575257.74402
Perimeter
79943692
Area
399437118161929
Diagonal
28264363.363144
Surface area
2396622708971574
Volume
7.9831194869262E+21
Space diagonal
34616634.072159
Perimeter
59957769
Area
1.7296134577134E+14
Altitude
17308317.03608
Surface area
1.7296134577134E+14
Volume
9.40819654038E+20
Height
9421454.4543815