20406485 is an odd 8-digits composite number following 20406484
and preceding 20406486 . In scientific notation, it is written as 2.0406485 × 10^7.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 14841040 positive integers (up to 20406485) that are relatively prime to 20406485.
20406485 has 8 divisors, whose sum is 26714016
The reverse of 20406485 is 58460402
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty million four hundred six thousand four hundred eighty-five
Scientific notation
2.0406485 × 10^7
Engineering notation
2.0406485 × 10^6
Prime Factorization
5 × 11 × 371027
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20406485
Product of the distinct prime numbers
The prime factorization of 20406485 is 5 × 11 × 371027.
Since it has a total of 3 prime factors.
1 , 1 , 60 , 27 , 731 , 802 , 9784 , 4346 , 80911 , 22945 , 549065 , 216331 , 4929717 , 5984164 , 20218004 , 22832803 , 241830300 , 213954568 , 349007352 , 6369196351
n×2
40812970
n×3
61219455
n×4
81625940
n×5
102032425
n÷2
10203242.5
n÷3
6802161.6666667
n÷3
5101621.25
n÷5
4081297
n2
416424630055225
n3
8.4977629668525E+21
n4
1.7340947251663E+29
n5
3.5386777997685E+36
2 √n
4517.3537607763
3 √n
273.26839210043
4 √n
67.211262157293
5 √n
28.970343247563
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
-20406484
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 20406485 can be divided by 8 positive divisors.
The sum of these divisors (counting 20406485) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101110110000011010101
3
Ternary
1102101202102202
4
Quaternary
1031312003111
5
Quinary
20211001420
6
Senary
2005214245
8
Octal
115660325
10
Decimal
20406485
12
Duodecimal
6a01385
16
Hexadecimal
13760d5
20
Vigesimal
67ag45
36
Base36
c5dqt
md5
4d173c95a14f1abd39c620853fdf1911
sha1
5d7bcda2b7c5ffa0c97460bd6ec04de706fec22a
sha256
ebb3b3bb79e7aa0329b02aaaec5202937d69ef5757fe96b68d9240278186fd64
sha512
96f34e2f7db3d377f0adff5585b21a19f4502d4d24d79c6619bef8b298749e3d1001646ae859529af9975e29c6eaa22e505108bfee28a31b72fdab578aafdb7f
ripemd-160
736cb3748928cbdb1e5773073e2ebd9a5a30a9f8
Diameter
40812970
Circumference
128217726.72318
Area
1.3082365585553E+15
Volume
3.5595346278148E+22
Surface area
5.2329462342214E+15
Circumference
128217726.72318
Perimeter
81625940
Area
416424630055225
Diagonal
28859127.847363
Surface area
2498547780331350
Volume
8.4977629668525E+21
Space diagonal
35345068.823892
Perimeter
61219455
Area
1.8031715419468E+14
Altitude
17672534.411946
Surface area
1.8031715419468E+14
Volume
1.0014709697962E+21
Height
9619709.2824544