20403901 is an odd 8-digits composite number following 20403900
and preceding 20403902 . In scientific notation, it is written as 2.0403901 × 10^7.
The sum of its digits is 19. It has a total of 2 prime factors and 4 positive divisors.
There are 17489052 positive integers (up to 20403901) that are relatively prime to 20403901.
20403901 has 4 divisors, whose sum is 23318752
The reverse of 20403901 is 10930402
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 19
Digital Root 1
Name
twenty million four hundred three thousand nine hundred one
Scientific notation
2.0403901 × 10^7
Engineering notation
2.0403901 × 10^6
Prime Factorization
7 × 2914843
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20403901
Product of the distinct prime numbers
The prime factorization of 20403901 is 7 × 2914843.
Since it has a total of 2 prime factors.
4 , 3 , 94 , 44 , 459 , 706 , 7097 , 8067 , 48039 , 30564 , 508317 , 931828 , 3758758 , 8552731 , 10389752 , 83737854 , 962009239 , 968953602 , 3905269901 , 5429119910
n×2
40807802
n×3
61211703
n×4
81615604
n×5
102019505
n÷2
10201950.5
n÷3
6801300.3333333
n÷3
5100975.25
n÷5
4080780.2
n2
416319176017801
n3
8.4945352518688E+21
n4
1.7332165632014E+29
n5
3.5364379167122E+36
2 √n
4517.0677435699
3 √n
273.25685728144
4 √n
67.20913437599
5 √n
28.969609528268
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
-20403900
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 20403901 can be divided by 4 positive divisors.
The sum of these divisors (counting 20403901) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101110101011010111101
3
Ternary
1102101121220001
4
Quaternary
1031311122331
5
Quinary
20210411101
6
Senary
2005154301
8
Octal
115653275
10
Decimal
20403901
12
Duodecimal
69bb991
16
Hexadecimal
13756bd
20
Vigesimal
67a9f1
36
Base36
c5br1
md5
0a10556308cd1e0a7467f86084662b88
sha1
6c029b8317e6489551ec3d597ae741249763db0d
sha256
78be8d5217c6628274b8a2fff0d7a47a1f66f53fbe158f82462e775060f5e216
sha512
0655a279faad9c0ef128832d79ba2fcd535fbbe879ed6ce92ffb0ac31ae3c1bfdfa0215c9a9a0dfb690c5966eb353c4039144ed5457cc2ac272be8c36137b8a0
ripemd-160
1c6af55e637494fdea0467a2d646f99eb1dea22d
Diameter
40807802
Circumference
128201490.97235
Area
1.3079052649261E+15
Volume
3.5581826057241E+22
Surface area
5.2316210597043E+15
Circumference
128201490.97235
Perimeter
81615604
Area
416319176017801
Diagonal
28855473.519518
Surface area
2497915056106806
Volume
8.4945352518688E+21
Space diagonal
35340593.204605
Perimeter
61211703
Area
1.8027149125701E+14
Altitude
17670296.602303
Surface area
1.8027149125701E+14
Volume
1.0010905799374E+21
Height
9618491.1731727