19990977 is an odd 8-digits composite number following 19990976
and preceding 19990978 . In scientific notation, it is written as 1.9990977 × 10^7.
The sum of its digits is 51. It has a total of 3 prime factors and 8 positive divisors.
There are 13144608 positive integers (up to 19990977) that are relatively prime to 19990977.
19990977 has 8 divisors, whose sum is 27020064
The reverse of 19990977 is 77909991
Previous prime number is 73
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 51
Digital Root 6
Name
nineteen million nine hundred ninety thousand nine hundred seventy-seven
Scientific notation
1.9990977 × 10^7
Engineering notation
1.9990977 × 10^6
Prime Factorization
3 × 73 × 91283
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
19990977
Product of the distinct prime numbers
The prime factorization of 19990977 is 3 × 73 × 91283.
Since it has a total of 3 prime factors.
2 , 9 , 3 , 14 , 936 , 297 , 2113 , 3801 , 93336 , 7636 , 585271 , 714255 , 3370752 , 8379057 , 76132835 , 87901540 , 508139035 , 571363658 , 9003994122 , 2159959965
n×2
39981954
n×3
59972931
n×4
79963908
n×5
99954885
n÷2
9995488.5
n÷3
6663659
n÷3
4997744.25
n÷5
3998195.4
n2
399639161414529
n3
7.9891772841371E+21
n4
1.5971145933611E+29
n5
3.1927881102246E+36
2 √n
4471.1270391256
3 √n
271.40093520233
4 √n
66.866486666533
5 √n
28.85139415194
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-19990976
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 19990977 can be divided by 8 positive divisors.
The sum of these divisors (counting 19990977) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100010000100111000001
3
Ternary
1101121122110120
4
Quaternary
1030100213001
5
Quinary
20104202402
6
Senary
1552250453
8
Octal
114204701
10
Decimal
19990977
12
Duodecimal
6840a29
16
Hexadecimal
13109c1
20
Vigesimal
64ih8h
36
Base36
bwh4x
md5
6d78fd1214d144fa32522564d146e1b1
sha1
916979976db9d3ed262c3ba89ba89534c1d20b57
sha256
c294eba41a08a1d39f02e41afc4164f9dba81988fe3a50921cbf24779f967f76
sha512
855a76b0c0c3e0efaff8daab9102fd21b7fadd8c7097937318a190b74f29cca328793e8dc15f2a8d7f5e636c247932e31441bc94066eb4e9eeff17bf504d05ff
ripemd-160
39949738b99e00e6d4c2c5cdc3df873e644159f9
Diameter
39981954
Circumference
125607012.96257
Area
1.2555034535867E+15
Volume
3.3464987552096E+22
Surface area
5.0220138143467E+15
Circumference
125607012.96257
Perimeter
79963908
Area
399639161414529
Diagonal
28271510.798489
Surface area
2397834968487174
Volume
7.9891772841371E+21
Space diagonal
34625387.856941
Perimeter
59972931
Area
1.7304883306605E+14
Altitude
17312693.92847
Surface area
1.7304883306605E+14
Volume
9.4153357228582E+20
Height
9423836.9328295