19407989 is an odd 8-digits composite number following 19407988
and preceding 19407990 . In scientific notation, it is written as 1.9407989 × 10^7.
The sum of its digits is 47. It has a total of 2 prime factors and 4 positive divisors.
There are 18738720 positive integers (up to 19407989) that are relatively prime to 19407989.
19407989 has 4 divisors, whose sum is 20077260
The reverse of 19407989 is 98970491
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 47
Digital Root 2
Name
nineteen million four hundred seven thousand nine hundred eighty-nine
Scientific notation
1.9407989 × 10^7
Engineering notation
1.9407989 × 10^6
Prime Factorization
29 × 669241
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
19407989
Product of the distinct prime numbers
The prime factorization of 19407989 is 29 × 669241.
Since it has a total of 2 prime factors.
7 , 7 , 19 , 68 , 220 , 175 , 941 , 7995 , 24631 , 17732 , 64725 , 497653 , 2659560 , 1012533 , 98570750 , 9412619 , 131120433 , 312495329 , 4063858296 , 6013788183
n×2
38815978
n×3
58223967
n×4
77631956
n×5
97039945
n÷2
9703994.5
n÷3
6469329.6666667
n÷3
4851997.25
n÷5
3881597.8
n2
376670037024121
n3
7.3104079351937E+21
n4
1.4188031679175E+29
n5
2.7536116276109E+36
2 √n
4405.4499202692
3 √n
268.73661703684
4 √n
66.373563413977
5 √n
28.681120060374
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
-19407988
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 19407989 can be divided by 4 positive divisors.
The sum of these divisors (counting 19407989) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001010000010010001110101
3
Ternary
1100112000202102
4
Quaternary
1022002101311
5
Quinary
14432023424
6
Senary
1531551445
8
Octal
112022165
10
Decimal
19407989
12
Duodecimal
65bb585
16
Hexadecimal
1282475
20
Vigesimal
615jj9
36
Base36
bjzat
md5
19f567e3b594c4266fe387f2c64f4aec
sha1
d70a6e51e538f48184eec382fc11858921545b29
sha256
3c0c35ed9bbf745b19fe3d7edf6089d7b125725b5cfe6960ded78787bfcb16e8
sha512
13177b0d0796dd83b127f6c8e15ba046b04d85e12f6fc0b992656d89278bbed397437397cfcaadb680894822d327ec86d385fbf9f69b3a73e395498d50eb0f51
ripemd-160
6dbb8bf85dc01af33145c706fecf5e5926b878e1
Diameter
38815978
Circumference
121943991.3267
Area
1.1833438211424E+15
Volume
3.0621765151932E+22
Surface area
4.7333752845695E+15
Circumference
121943991.3267
Perimeter
77631956
Area
376670037024121
Diagonal
27447041.262188
Surface area
2260020222144726
Volume
7.3104079351937E+21
Space diagonal
33615623.020738
Perimeter
58223967
Area
1.6310291045366E+14
Altitude
16807811.510369
Surface area
1.6310291045366E+14
Volume
8.6153983736924E+20
Height
9149013.7540626