19985013 is an odd 8-digits composite number following 19985012
and preceding 19985014 . In scientific notation, it is written as 1.9985013 × 10^7.
The sum of its digits is 36. It has a total of 3 prime factors and 8 positive divisors.
There are 12539520 positive integers (up to 19985013) that are relatively prime to 19985013.
19985013 has 8 divisors, whose sum is 23511960
The reverse of 19985013 is 31058991
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
nineteen million nine hundred eighty-five thousand thirteen
Scientific notation
1.9985013 × 10^7
Engineering notation
1.9985013 × 10^6
Prime Factorization
9 × 17 × 130621
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
19985013
Product of the distinct prime numbers
The prime factorization of 19985013 is 9 × 17 × 130621.
Since it has a total of 3 prime factors.
9 , 1 , 8 , 25 , 665 , 871 , 8968 , 2360 , 77159 , 43139 , 185673 , 828399 , 6480573 , 9404579 , 82025346 , 15913221 , 369896719 , 221393870 , 3005444979 , 6367978301
n×2
39970026
n×3
59955039
n×4
79940052
n×5
99925065
n÷2
9992506.5
n÷3
6661671
n÷3
4996253.25
n÷5
3997002.6
n2
399400744610169
n3
7.9820290732439E+21
n4
1.5952095479516E+29
n5
3.1880283553536E+36
2 √n
4470.4600434407
3 √n
271.37394308869
4 √n
66.861498961964
5 √n
28.849672472683
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
-19985012
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 19985013 can be divided by 8 positive divisors.
The sum of these divisors (counting 19985013) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100001111001001110101
3
Ternary
1101121100021200
4
Quaternary
1030033021311
5
Quinary
20104010023
6
Senary
1552203113
8
Octal
114171165
10
Decimal
19985013
12
Duodecimal
6839499
16
Hexadecimal
130f275
20
Vigesimal
64i2ad
36
Base36
bwcj9
md5
cddb479b55c6ecce029a1907410add18
sha1
c0acc131ef989a53a85fcc0ede37f0540f9f8b63
sha256
07e8181e1aa0488af369d893acec41561fa73076c843006565e184745c9fb295
sha512
ad2f565c32e2816c5b3e24a798a49ccee9b8a6d4c97fd1b66c474299d55ad80492c338d035a0092ce34bb993ad3ec94c16a80f153cda0cce604d2b4e3819fd9e
ripemd-160
da61105e5f271b89469cef3ca69b1d413517ab48
Diameter
39970026
Circumference
125569540.04539
Area
1.2547544451056E+15
Volume
3.3435045196324E+22
Surface area
5.0190177804224E+15
Circumference
125569540.04539
Perimeter
79940052
Area
399400744610169
Diagonal
28263076.428803
Surface area
2396404467661014
Volume
7.9820290732439E+21
Space diagonal
34615057.905925
Perimeter
59955039
Area
1.7294559556141E+14
Altitude
17307528.952962
Surface area
1.7294559556141E+14
Volume
9.4069114755316E+20
Height
9421025.4762675