19989737 is an odd 8-digits composite number following 19989736
and preceding 19989738 . In scientific notation, it is written as 1.9989737 × 10^7.
The sum of its digits is 53. It has a total of 2 prime factors and 4 positive divisors.
There are 19120596 positive integers (up to 19989737) that are relatively prime to 19989737.
19989737 has 4 divisors, whose sum is 20858880
The reverse of 19989737 is 73798991
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 53
Digital Root 8
Name
nineteen million nine hundred eighty-nine thousand seven hundred thirty-seven
Scientific notation
1.9989737 × 10^7
Engineering notation
1.9989737 × 10^6
Prime Factorization
23 × 869119
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
19989737
Product of the distinct prime numbers
The prime factorization of 19989737 is 23 × 869119.
Since it has a total of 2 prime factors.
2 , 10 , 31 , 44 , 721 , 215 , 5799 , 4652 , 22710 , 90099 , 835194 , 355345 , 5294258 , 3930318 , 58644885 , 90163683 , 107994369 , 409528776 , 7122632851 , 4084872936
n×2
39979474
n×3
59969211
n×4
79958948
n×5
99948685
n÷2
9994868.5
n÷3
6663245.6666667
n÷3
4997434.25
n÷5
3997947.4
n2
399589585329169
n3
7.9876907186691E+21
n4
1.5967183670354E+29
n5
3.1917980220107E+36
2 √n
4470.9883694772
3 √n
271.39532360202
4 √n
66.865449744073
5 √n
28.851036224297
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
-19989736
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 19989737 can be divided by 4 positive divisors.
The sum of these divisors (counting 19989737) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100010000010011101001
3
Ternary
1101121120202122
4
Quaternary
1030100103221
5
Quinary
20104132422
6
Senary
1552241025
8
Octal
114202351
10
Decimal
19989737
12
Duodecimal
6840175
16
Hexadecimal
13104e9
20
Vigesimal
64ie6h
36
Base36
bwg6h
md5
c7105071bc8468c53de8cb74c880b9b0
sha1
735b825b01edbbd435c81729664183aea7e4242b
sha256
313755567cced93df6c542985c36f14a73c9afff55be1705ea99c34d0e1ac67a
sha512
3440f7408519e69d56c17425ab668efe2c678c73c2b182627bd741a6b22277a57027e7187c70d726370bedefce630b1fe87cb4b33c09915cfe7c4d9f117ab484
ripemd-160
13eae06555df4f31b4c4608485678c71ee512239
Diameter
39979474
Circumference
125599221.81278
Area
1.2553477057211E+15
Volume
3.3458760641224E+22
Surface area
5.0213908228844E+15
Circumference
125599221.81278
Perimeter
79958948
Area
399589585329169
Diagonal
28269757.173671
Surface area
2397537511975014
Volume
7.9876907186691E+21
Space diagonal
34623240.113939
Perimeter
59969211
Area
1.7302736599137E+14
Altitude
17311620.05697
Surface area
1.7302736599137E+14
Volume
9.413583788653E+20
Height
9423252.3912238