20403923 is an odd 8-digits composite number following 20403922
and preceding 20403924 . In scientific notation, it is written as 2.0403923 × 10^7.
The sum of its digits is 23. It has a total of 2 prime factors and 4 positive divisors.
There are 20364240 positive integers (up to 20403923) that are relatively prime to 20403923.
20403923 has 4 divisors, whose sum is 20443608
The reverse of 20403923 is 32930402
Previous prime number is 521
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty million four hundred three thousand nine hundred twenty-three
Scientific notation
2.0403923 × 10^7
Engineering notation
2.0403923 × 10^6
Prime Factorization
521 × 39163
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20403923
Product of the distinct prime numbers
The prime factorization of 20403923 is 521 × 39163.
Since it has a total of 2 prime factors.
1 , 7 , 21 , 53 , 416 , 333 , 3853 , 3107 , 4074 , 43925 , 511156 , 901148 , 5817949 , 7614499 , 6300236 , 73912550 , 535015226 , 483569478 , 501077146 , 265214345
n×2
40807846
n×3
61211769
n×4
81615692
n×5
102019615
n÷2
10201961.5
n÷3
6801307.6666667
n÷3
5100980.75
n÷5
4080784.6
n2
416320073789929
n3
8.494562728964E+21
n4
1.7332240384045E+29
n5
3.5364569821355E+36
2 √n
4517.0701787774
3 √n
273.25695549221
4 √n
67.209152492628
5 √n
28.969615775418
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
-20403922
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 20403923 can be divided by 4 positive divisors.
The sum of these divisors (counting 20403923) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101110101011011010011
3
Ternary
1102101121220212
4
Quaternary
1031311123103
5
Quinary
20210411143
6
Senary
2005154335
8
Octal
115653323
10
Decimal
20403923
12
Duodecimal
69bb9ab
16
Hexadecimal
13756d3
20
Vigesimal
67a9g3
36
Base36
c5brn
md5
bfcfce9302a7f4b1ebf8c7f611ebabd6
sha1
cae3072c83fdff5be22c8b3e56a32a10f7c8d2ea
sha256
29ad6df26375a4de65cb6a35993029c0ebcfca7659883be99dc347c1ed96dabc
sha512
79b9d0bdc17db7b6b2e17be5d4940a22e59cffc1363c59a25780a8c9e51be2bc7398c8224ddf2b4f1e9ca011d41ac40d42e0ca8855f91ce0fec5feac460e8ef6
ripemd-160
e06e28c5e3c8adecfa2a81be26729579cc024a11
Diameter
40807846
Circumference
128201629.20242
Area
1.3079080853604E+15
Volume
3.5581941153028E+22
Surface area
5.2316323414416E+15
Circumference
128201629.20242
Perimeter
81615692
Area
416320073789929
Diagonal
28855504.632216
Surface area
2497920442739574
Volume
8.494562728964E+21
Space diagonal
35340631.309723
Perimeter
61211769
Area
1.8027188000375E+14
Altitude
17670315.654862
Surface area
1.8027188000375E+14
Volume
1.0010938181442E+21
Height
9618501.5440721