20646795 is an odd 8-digits composite number following 20646794
and preceding 20646796 . In scientific notation, it is written as 2.0646795 × 10^7.
The sum of its digits is 39. It has a total of 4 prime factors and 16 positive divisors.
There are 10063872 positive integers (up to 20646795) that are relatively prime to 20646795.
20646795 has 16 divisors, whose sum is 23952768
The reverse of 20646795 is 59764602
Previous prime number is 113
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
twenty million six hundred forty-six thousand seven hundred ninety-five
Scientific notation
2.0646795 × 10^7
Engineering notation
2.0646795 × 10^6
Prime Factorization
15 × 13 × 113 × 937
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20646795
Product of the distinct prime numbers
The prime factorization of 20646795 is 15 × 13 × 113 × 937.
Since it has a total of 4 prime factors.
2 , 9 , 88 , 28 , 909 , 371 , 7096 , 8359 , 11829 , 1672 , 783897 , 868944 , 4199240 , 2564226 , 45613028 , 28216196 , 148307933 , 569874159 , 414963028 , 4417657893
n×2
41293590
n×3
61940385
n×4
82587180
n×5
103233975
n÷2
10323397.5
n÷3
6882265
n÷3
5161698.75
n÷5
4129359
n2
426290143772025
n3
8.8015252089815E+21
n4
1.8172328667717E+29
n5
3.7520034467498E+36
2 √n
4543.8744480894
3 √n
274.33689269313
4 √n
67.408266912074
5 √n
29.038255966493
1 , 13 , 15 , 113 , 195 , 937 , 1469 , 1695 , 12181 , 14055 , 22035 , 105881 , 182715 , 1376453 , 1588215 , 20646795
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20646794
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20646795 can be divided by 16 positive divisors.
The sum of these divisors (counting 20646795) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001110110000101110001011
3
Ternary
1102211222002010
4
Quaternary
1032300232023
5
Quinary
20241144140
6
Senary
2014311003
8
Octal
116605613
10
Decimal
20646795
12
Duodecimal
6ab8463
16
Hexadecimal
13b0b8b
20
Vigesimal
690gjf
36
Base36
caj63
md5
58e71f219416b00469f21615fe586955
sha1
eebe0b307e059c0c1b21e6012bf7365c9c74da84
sha256
297f488334a3b0529d481ff8e7e90f28c1a95807acdaca329947e7f11b764a31
sha512
c004154192d958597dc49d35a332b3a432f5b5a54b6fa551e93c2fdd8aa555deef0a0c11bfc4c022b128e1137a425c84e4e689c336441f33471346058f029613
ripemd-160
ef2edff697fa40f7a4ca28762bfba23499a3bee9
Diameter
41293590
Circumference
129727638.98435
Area
1.3392299839719E+15
Volume
3.6867742582562E+22
Surface area
5.3569199358877E+15
Circumference
129727638.98435
Perimeter
82587180
Area
426290143772025
Diagonal
29198977.508537
Surface area
2557740862632150
Volume
8.8015252089815E+21
Space diagonal
35761297.953459
Perimeter
61940385
Area
1.8458904694475E+14
Altitude
17880648.97673
Surface area
1.8458904694475E+14
Volume
1.0372696933425E+21
Height
9732992.5028457