19990127 is an odd 8-digits composite number following 19990126
and preceding 19990128 . In scientific notation, it is written as 1.9990127 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 19662360 positive integers (up to 19990127) that are relatively prime to 19990127.
19990127 has 4 divisors, whose sum is 20317896
The reverse of 19990127 is 72109991
Previous prime number is 61
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
nineteen million nine hundred ninety thousand one hundred twenty-seven
Scientific notation
1.9990127 × 10^7
Engineering notation
1.9990127 × 10^6
Prime Factorization
61 × 327707
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
19990127
Product of the distinct prime numbers
The prime factorization of 19990127 is 61 × 327707.
Since it has a total of 2 prime factors.
8 , 6 , 43 , 20 , 141 , 67 , 505 , 4766 , 76109 , 3517 , 733923 , 481191 , 6967306 , 3511701 , 93329923 , 87038059 , 759207582 , 932817880 , 4967740801 , 6623882135
n×2
39980254
n×3
59970381
n×4
79960508
n×5
99950635
n÷2
9995063.5
n÷3
6663375.6666667
n÷3
4997531.75
n÷5
3998025.4
n2
399605177476129
n3
7.9881582476054E+21
n4
1.5968429786573E+29
n5
3.1921093942417E+36
2 √n
4471.0319837818
3 √n
271.39708856585
4 √n
66.865775878111
5 √n
28.851148800228
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
-19990126
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 19990127 can be divided by 4 positive divisors.
The sum of these divisors (counting 19990127) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100010000011001101111
3
Ternary
1101121121022002
4
Quaternary
1030100121233
5
Quinary
20104141002
6
Senary
1552242515
8
Octal
114203157
10
Decimal
19990127
12
Duodecimal
684043b
16
Hexadecimal
131066f
20
Vigesimal
64if67
36
Base36
bwghb
md5
fa720ccf3c2ffd01d96d3b882f132eb5
sha1
2e2091f35e06fc7e23dd3d0ac18210829418ee8b
sha256
5de74fd148e966ddc239e4efa7487c6ba7800dec09b441a375d5c6951a98aa36
sha512
328464a2f0c4652f00a3d5c600c5ea1a00dd5cc79826f48625ac1f87877387af7373178404a24ec437375c3481a67de05c9d96d9abc6909f924ead68e8ca9565
ripemd-160
883c33954e8a2b738621eb9e04f81de8c2465755
Diameter
39980254
Circumference
125601672.25505
Area
1.2553966898955E+15
Volume
3.3460719021853E+22
Surface area
5.0215867595818E+15
Circumference
125601672.25505
Perimeter
79960508
Area
399605177476129
Diagonal
28270308.716961
Surface area
2397631064856774
Volume
7.9881582476054E+21
Space diagonal
34623915.613754
Perimeter
59970381
Area
1.7303411758906E+14
Altitude
17311957.806877
Surface area
1.7303411758906E+14
Volume
9.4141347767883E+20
Height
9423436.2389869