19005985 is an odd 8-digits composite number following 19005984
and preceding 19005986 . In scientific notation, it is written as 1.9005985 × 10^7.
The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors.
There are 14404464 positive integers (up to 19005985) that are relatively prime to 19005985.
19005985 has 8 divisors, whose sum is 24007680
The reverse of 19005985 is 58950091
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
nineteen million five thousand nine hundred eighty-five
Scientific notation
1.9005985 × 10^7
Engineering notation
1.9005985 × 10^6
Prime Factorization
5 × 19 × 200063
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
19005985
Product of the distinct prime numbers
The prime factorization of 19005985 is 5 × 19 × 200063.
Since it has a total of 3 prime factors.
3 , 6 , 67 , 49 , 170 , 27 , 5272 , 1097 , 2393 , 65578 , 684370 , 295171 , 8495602 , 4679284 , 49053600 , 41156484 , 516908750 , 925310573 , 3304993297 , 4652613466
n×2
38011970
n×3
57017955
n×4
76023940
n×5
95029925
n÷2
9502992.5
n÷3
6335328.3333333
n÷3
4751496.25
n÷5
3801197
n2
361227465820225
n3
6.8654837969672E+21
n4
1.304852820629E+29
n5
2.4800013136083E+36
2 √n
4359.5854160688
3 √n
266.86818014811
4 √n
66.027156655946
5 √n
28.561306936483
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
-19005984
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 19005985 can be divided by 8 positive divisors.
The sum of these divisors (counting 19005985) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001000100000001000100001
3
Ternary
1022202121022101
4
Quaternary
1020200020201
5
Quinary
14331142420
6
Senary
1515210401
8
Octal
110401041
10
Decimal
19005985
12
Duodecimal
6446a01
16
Hexadecimal
1220221
20
Vigesimal
5ifej5
36
Base36
bbd41
md5
898857e4248249f7a83dfb73ec772d6f
sha1
ae2609f3e4b82e521720bf14fc4ff92099871f35
sha256
0546d47df0f42d8075295e994ab4c3c0d8556c216c61f6c16b36b8079034450f
sha512
cb3558890385a88d038363c442d5e8ef72dea5d5b45181997f1fe60a0d7813c13db5e9170599875c1c8cc8fe7362fc0daa53cb7ee4a741386c465a2b8cfbf882
ripemd-160
45de9afcf58fad19edfc16d12f4d0ad63cdce239
Diameter
38011970
Circumference
119418125.70048
Area
1.1348295528957E+15
Volume
2.8758071279856E+22
Surface area
4.5393182115827E+15
Circumference
119418125.70048
Perimeter
76023940
Area
361227465820225
Diagonal
26878521.75326
Surface area
2167364794921350
Volume
6.8654837969672E+21
Space diagonal
32919331.667892
Perimeter
57017955
Area
1.5641608097249E+14
Altitude
16459665.833946
Surface area
1.5641608097249E+14
Volume
8.0910502482698E+20
Height
8959507.2510865