20139623 is an odd 8-digits composite number following 20139622
and preceding 20139624 . In scientific notation, it is written as 2.0139623 × 10^7.
The sum of its digits is 26. It has a total of 3 prime factors and 8 positive divisors.
There are 17241120 positive integers (up to 20139623) that are relatively prime to 20139623.
20139623 has 8 divisors, whose sum is 23045280
The reverse of 20139623 is 32693102
Previous prime number is 1229
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty million one hundred thirty-nine thousand six hundred twenty-three
Scientific notation
2.0139623 × 10^7
Engineering notation
2.0139623 × 10^6
Prime Factorization
7 × 1229 × 2341
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20139623
Product of the distinct prime numbers
The prime factorization of 20139623 is 7 × 1229 × 2341.
Since it has a total of 3 prime factors.
4 , 2 , 29 , 66 , 782 , 14 , 8589 , 1852 , 4120 , 86385 , 216474 , 466071 , 4078750 , 3316357 , 23260446 , 2679087 , 855068448 , 618521690 , 8191012957 , 3220892262
n×2
40279246
n×3
60418869
n×4
80558492
n×5
100698115
n÷2
10069811.5
n÷3
6713207.6666667
n÷3
5034905.75
n÷5
4027924.6
n2
405604414582129
n3
8.1687199968198E+21
n4
1.6451494112851E+29
n5
3.3132688921954E+36
2 √n
4487.71913114
3 √n
272.07195598442
4 √n
66.990440595207
5 √n
28.894172905544
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
-20139622
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 20139623 can be divided by 8 positive divisors.
The sum of these divisors (counting 20139623) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110100111001100111
3
Ternary
1101220012100222
4
Quaternary
1030310321213
5
Quinary
20123431443
6
Senary
1555354555
8
Octal
114647147
10
Decimal
20139623
12
Duodecimal
68b2a5b
16
Hexadecimal
1334e67
20
Vigesimal
65h913
36
Base36
bzntz
md5
2b3a0289684d3412d76dd91193aaaef2
sha1
12e262b839f3fd3077b76de5459fab18348d74fa
sha256
3e021270d11f58c67c9a91cc99d2bd881a4b7976a3ea86f8c7ef6ddf84774284
sha512
daecf795ab440787a609dd64b9adb497a7c22f7c5dfd667516f734706095f3c9676ff889ed644ce912d7a64cf6630aee9e9adc13bbfd4afc4a8ab4d75a978f0f
ripemd-160
9373239f961baef3333e11848d13b98353d679a5
Diameter
40279246
Circumference
126540983.32574
Area
1.2742438491148E+15
Volume
3.4217054308321E+22
Surface area
5.0969753964592E+15
Circumference
126540983.32574
Perimeter
80558492
Area
405604414582129
Diagonal
28481727.987681
Surface area
2433626487492774
Volume
8.1687199968198E+21
Space diagonal
34882850.281283
Perimeter
60418869
Area
1.7563186345762E+14
Altitude
17441425.140641
Surface area
1.7563186345762E+14
Volume
9.6269288389424E+20
Height
9493909.329227