20402917 is an odd 8-digits composite number following 20402916
and preceding 20402918 . In scientific notation, it is written as 2.0402917 × 10^7.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 20377420 positive integers (up to 20402917) that are relatively prime to 20402917.
20402917 has 4 divisors, whose sum is 20428416
The reverse of 20402917 is 71920402
Previous prime number is 827
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million four hundred two thousand nine hundred seventeen
Scientific notation
2.0402917 × 10^7
Engineering notation
2.0402917 × 10^6
Prime Factorization
827 × 24671
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20402917
Product of the distinct prime numbers
The prime factorization of 20402917 is 827 × 24671.
Since it has a total of 2 prime factors.
5 , 7 , 69 , 16 , 806 , 380 , 8676 , 1506 , 27232 , 56763 , 56785 , 539337 , 5546956 , 8510658 , 26993625 , 4775003 , 28048760 , 450703802 , 1962267851 , 3096365642
n×2
40805834
n×3
61208751
n×4
81611668
n×5
102014585
n÷2
10201458.5
n÷3
6800972.3333333
n÷3
5100729.25
n÷5
4080583.4
n2
416279022108889
n3
8.4933063369288E+21
n4
1.7328822424793E+29
n5
3.535585256408E+36
2 √n
4516.9588220394
3 √n
273.25246450919
4 √n
67.208324053196
5 √n
28.969330104782
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
-20402916
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 20402917 can be divided by 4 positive divisors.
The sum of these divisors (counting 20402917) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101110101001011100101
3
Ternary
1102101120112121
4
Quaternary
1031311023211
5
Quinary
20210343132
6
Senary
2005145541
8
Octal
115651345
10
Decimal
20402917
12
Duodecimal
69bb2b1
16
Hexadecimal
13752e5
20
Vigesimal
67a75h
36
Base36
c5azp
md5
3a60b8d8d09647094dae05e85e5b80da
sha1
101122137da3d4c688a30d1445b0cee4edb5793a
sha256
41fd14284cbaaba7c12d5009ca101b55ab477199a931edbd0616917cc5741f33
sha512
fe1256795e93192c09a2eb6b8d8ce15da8ecb8cf8b15479f79900a803f6b23fe42eab10783687542c43aa770b534b249248b05f985fea4826282ffa581d37bb3
ripemd-160
9a143e800a65bd58a7c836154d4485a0912491d7
Diameter
40805834
Circumference
128195308.318
Area
1.3077791177008E+15
Volume
3.5576678390378E+22
Surface area
5.2311164708033E+15
Circumference
128195308.318
Perimeter
81611668
Area
416279022108889
Diagonal
28854081.933373
Surface area
2497674132653334
Volume
8.4933063369288E+21
Space diagonal
35338888.866611
Perimeter
61208751
Area
1.8025410410442E+14
Altitude
17669444.433305
Surface area
1.8025410410442E+14
Volume
1.0009457509228E+21
Height
9618027.3111242