19003981 is an odd 8-digits prime number following 19003980
and preceding 19003982 . In scientific notation, it is written as 1.9003981 × 10^7.
The sum of its digits is 31. It has a total of 1 prime factors and 2 positive divisors.
There are 19003980 positive integers (up to 19003981) that are relatively prime to 19003981.
19003981 has 2 divisors, whose sum is 19003982
The reverse of 19003981 is 18930091
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
nineteen million three thousand nine hundred eighty-one
Scientific notation
1.9003981 × 10^7
Engineering notation
1.9003981 × 10^6
Prime Factorization
19003981
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
19003981
Product of the distinct prime numbers
The prime factorization of 19003981 is 19003981.
Since it has a total of 1 prime factors.
1 , 1 , 96 , 96 , 135 , 418 , 511 , 6287 , 83704 , 2562 , 526533 , 811844 , 7085199 , 5795798 , 32094900 , 79709230 , 92788698 , 195521737 , 9753004204 , 7752704382
n×2
38007962
n×3
57011943
n×4
76015924
n×5
95019905
n÷2
9501990.5
n÷3
6334660.3333333
n÷3
4750995.25
n÷5
3800796.2
n2
361151293848361
n3
6.8633123264197E+21
n4
1.3043025704835E+29
n5
2.4786941267719E+36
2 √n
4359.3555716413
3 √n
266.8588002496
4 √n
66.025416103507
5 √n
28.560704607551
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
19003982
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
9501991
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4359.3556863371
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999998947589
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 19003981 can be divided by 2 positive divisors.
The sum of these divisors (counting 19003981) is 19003982, the average is 9501991.
Base
System
Value
2
Binary
1001000011111101001001101
3
Ternary
1022202111120011
4
Quaternary
1020133221031
5
Quinary
14331111411
6
Senary
1515153221
8
Octal
110375115
10
Decimal
19003981
12
Duodecimal
6445811
16
Hexadecimal
121fa4d
20
Vigesimal
5if9j1
36
Base36
bbbkd
md5
c7d9517d3ddc77f8e827593cb0a8fea3
sha1
25afbc941e409dec49b67077b7e20d2c735130e4
sha256
c036ffd6bfd9195b9f2afd4e64a965387dd51978550f23c515706803321ed4a4
sha512
237e43a577eb9c442dda5662edd11f5f0534f1eb6875ccfd9136890784e60fd16c806cf4fde00cbcc19f8a4e4d5cdf4c8454cffb938d4d1cec44831b839a9e37
ripemd-160
3995229b7dd3c8e7b7ef740e6cdf95fbc5675c8b
Diameter
38007962
Circumference
119405534.19712
Area
1.1345902515885E+15
Volume
2.8748975445296E+22
Surface area
4.5383610063538E+15
Circumference
119405534.19712
Perimeter
76015924
Area
361151293848361
Diagonal
26875687.669281
Surface area
2166907763090166
Volume
6.8633123264197E+21
Space diagonal
32915860.638074
Perimeter
57011943
Area
1.5638309754115E+14
Altitude
16457930.319037
Surface area
1.5638309754115E+14
Volume
8.0884911456876E+20
Height
8958562.5564269