19005986 is an even 8-digits composite number following 19005985
and preceding 19005987 . In scientific notation, it is written as 1.9005986 × 10^7.
The sum of its digits is 38. It has a total of 4 prime factors and 12 positive divisors.
There are 9374976 positive integers (up to 19005986) that are relatively prime to 19005986.
19005986 has 12 divisors, whose sum is 28895202
The reverse of 19005986 is 68950091
Previous prime number is 313
Is Prime? no
Number parity even
Number length 8
Sum of Digits 38
Digital Root 2
Name
nineteen million five thousand nine hundred eighty-six
Scientific notation
1.9005986 × 10^7
Engineering notation
1.9005986 × 10^6
Prime Factorization
2 × 313 × 313 × 97
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
60722
Product of the distinct prime numbers
The prime factorization of 19005986 is 2 × 313 × 313 × 97.
Since it has a total of 4 prime factors.
2 , 1 , 70 , 6 , 596 , 272 , 8978 , 4387 , 21270 , 74879 , 945533 , 460446 , 8956012 , 5823702 , 18836320 , 58261257 , 505553781 , 139414647 , 90280095 , 4454873012
n×2
38011972
n×3
57017958
n×4
76023944
n×5
95029930
n÷2
9502993
n÷3
6335328.6666667
n÷3
4751496.5
n÷5
3801197.2
n2
361227503832196
n3
6.8654848806497E+21
n4
1.3048530952484E+29
n5
2.4800019660348E+36
2 √n
4359.5855307586
3 √n
266.86818482853
4 √n
66.027157524451
5 √n
28.561307237034
1 , 2 , 97 , 194 , 313 , 626 , 30361 , 60722 , 97969 , 195938 , 9502993 , 19005986
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-19005985
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 19005986 can be divided by 12 positive divisors.
The sum of these divisors (counting 19005986) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001000100000001000100010
3
Ternary
1022202121022102
4
Quaternary
1020200020202
5
Quinary
14331142421
6
Senary
1515210402
8
Octal
110401042
10
Decimal
19005986
12
Duodecimal
6446a02
16
Hexadecimal
1220222
20
Vigesimal
5ifej6
36
Base36
bbd42
md5
ed7cc1b08015ee0c4effd66573acc203
sha1
86ff18916bea26bd1e93c97456b46536acbf19c0
sha256
bf79e7621b49bf0ab34a09bc5cb55ddb127a90192e4329c6d8579b1b5ad42ea7
sha512
e49afb0c66db772c37785dfeb186cec315be45717c5e58212c28b0e78b435b103b57b81f752c4be5881b14f6a83783e0b092fb9e6b20dc5cd82015c918f71c4b
ripemd-160
dc7224fb8772632f57b13ab75f1cc702557b827a
Diameter
38011972
Circumference
119418131.98366
Area
1.1348296723138E+15
Volume
2.8758075819174E+22
Surface area
4.5393186892552E+15
Circumference
119418131.98366
Perimeter
76023944
Area
361227503832196
Diagonal
26878523.167473
Surface area
2167365022993176
Volume
6.8654848806497E+21
Space diagonal
32919333.399943
Perimeter
57017958
Area
1.5641609743216E+14
Altitude
16459666.699971
Surface area
1.5641609743216E+14
Volume
8.0910515254018E+20
Height
8959507.7224911