20139664 is an even 8-digits composite number following 20139663
and preceding 20139665 . In scientific notation, it is written as 2.0139664 × 10^7.
The sum of its digits is 31. It has a total of 6 prime factors and 20 positive divisors.
There are 9919008 positive integers (up to 20139664) that are relatively prime to 20139664.
20139664 has 20 divisors, whose sum is 39605104
The reverse of 20139664 is 46693102
Previous prime number is 67
Is Prime? no
Number parity even
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million one hundred thirty-nine thousand six hundred sixty-four
Scientific notation
2.0139664 × 10^7
Engineering notation
2.0139664 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 67 × 18787
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
2517458
Product of the distinct prime numbers
The prime factorization of 20139664 is 2 × 2 × 2 × 2 × 67 × 18787.
Since it has a total of 6 prime factors.
1 , 3 , 69 , 62 , 440 , 479 , 1431 , 2575 , 12284 , 91396 , 623930 , 673367 , 4429997 , 422010 , 84540017 , 87408534 , 772440509 , 472963035 , 1734457078 , 1121994896
n×2
40279328
n×3
60418992
n×4
80558656
n×5
100698320
n÷2
10069832
n÷3
6713221.3333333
n÷3
5034916
n÷5
4027932.8
n2
405606066032896
n3
8.1687698862643E+21
n4
1.6451628080268E+29
n5
3.3133026178957E+36
2 √n
4487.7236991597
3 √n
272.07214061122
4 √n
66.990474689763
5 √n
28.894184670015
1 , 2 , 4 , 8 , 16 , 67 , 134 , 268 , 536 , 1072 , 18787 , 37574 , 75148 , 150296 , 300592 , 1258729 , 2517458 , 5034916 , 10069832 , 20139664
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20139663
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20139664 can be divided by 20 positive divisors.
The sum of these divisors (counting 20139664) is 1, the average is 0.05.
Base
System
Value
2
Binary
1001100110100111010010000
3
Ternary
1101220012102111
4
Quaternary
1030310322100
5
Quinary
20123432124
6
Senary
1555355104
8
Octal
114647220
10
Decimal
20139664
12
Duodecimal
68b2a94
16
Hexadecimal
1334e90
20
Vigesimal
65h934
36
Base36
bznv4
md5
5c91afe569961dc67e97e1e364cb8e96
sha1
17eb7ceb820ea47193697b60380891df5cdb661a
sha256
766f427001d9c76d2ddd0ccfed949e0a01da17d82201db48a3eaa30a6c4810ff
sha512
04b1535f254b93984b2f1688ff533824855f69c3f95a17e6ff676c1a6a8f91f265722008bb8aca9c56ae08c664f89a5d399356b8c8f5b13a380fd24bea061375
ripemd-160
d823a0f2cf96555d1b029d8296f21dbbdd134ffd
Diameter
40279328
Circumference
126541240.93633
Area
1.2742490373004E+15
Volume
3.4217263284738E+22
Surface area
5.0969961492016E+15
Circumference
126541240.93633
Perimeter
80558656
Area
405606066032896
Diagonal
28481785.970437
Surface area
2433636396197376
Volume
8.1687698862643E+21
Space diagonal
34882921.295366
Perimeter
60418992
Area
1.7563257855678E+14
Altitude
17441460.647683
Surface area
1.7563257855678E+14
Volume
9.6269876342166E+20
Height
9493928.6568124