20402898 is an even 8-digits composite number following 20402897
and preceding 20402899 . In scientific notation, it is written as 2.0402898 × 10^7.
The sum of its digits is 33. It has a total of 5 prime factors and 32 positive divisors.
There are 6426000 positive integers (up to 20402898) that are relatively prime to 20402898.
20402898 has 32 divisors, whose sum is 43118592
The reverse of 20402898 is 89820402
Previous prime number is 43
Is Prime? no
Number parity even
Number length 8
Sum of Digits 33
Digital Root 6
Name
twenty million four hundred two thousand eight hundred ninety-eight
Scientific notation
2.0402898 × 10^7
Engineering notation
2.0402898 × 10^6
Prime Factorization
2 × 3 × 31 × 43 × 2551
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
20402898
Product of the distinct prime numbers
The prime factorization of 20402898 is 2 × 3 × 31 × 43 × 2551.
Since it has a total of 5 prime factors.
1 , 8 , 78 , 54 , 71 , 578 , 1072 , 624 , 31709 , 31064 , 627619 , 824151 , 3287643 , 9810571 , 7719397 , 1214174 , 477271388 , 484580799 , 3574417825 , 5430662539
n×2
40805796
n×3
61208694
n×4
81611592
n×5
102014490
n÷2
10201449
n÷3
6800966
n÷3
5100724.5
n÷5
4080579.6
n2
416278246798404
n3
8.4932826090467E+21
n4
1.7328757875755E+29
n5
3.5355687940573E+36
2 √n
4516.956718854
3 √n
273.25237968802
4 √n
67.208308406431
5 √n
28.969324709304
1 , 2 , 3 , 6 , 31 , 43 , 62 , 86 , 93 , 129 , 186 , 258 , 1333 , 2551 , 2666 , 3999 , 5102 , 7653 , 7998 , 15306 , 79081 , 109693 , 158162 , 219386 , 237243 , 329079 , 474486 , 658158 , 3400483 , 6800966 , 10201449 , 20402898
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20402897
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20402898 can be divided by 32 positive divisors.
The sum of these divisors (counting 20402898) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1001101110101001011010010
3
Ternary
1102101120111220
4
Quaternary
1031311023102
5
Quinary
20210343043
6
Senary
2005145510
8
Octal
115651322
10
Decimal
20402898
12
Duodecimal
69bb296
16
Hexadecimal
13752d2
20
Vigesimal
67a74i
36
Base36
c5az6
md5
068a152f8359f16fffbb1799423b1a80
sha1
8ea19000440b28298807c3f5ebe5f2b9dc952f94
sha256
58410c83d5401c266fddf60b1ac9f61b3d13fe26ae8feb26c22910fd8d765dd9
sha512
3c78f894b19aa7df23c83fd0b7fd98d812570b0551923143c74e434fbafbcc592cdf9faeb05e4b3800107bdab09cf246ef672e0901e2932ad10fd993de434bf3
ripemd-160
7c3941609bead2ffc4ef7c1bf17417968bbab28d
Diameter
40805796
Circumference
128195188.93748
Area
1.3077766819911E+15
Volume
3.5576578999257E+22
Surface area
5.2311067279644E+15
Circumference
128195188.93748
Perimeter
81611592
Area
416278246798404
Diagonal
28854055.063315
Surface area
2497669480790424
Volume
8.4932826090467E+21
Space diagonal
35338855.957645
Perimeter
61208694
Area
1.8025376838513E+14
Altitude
17669427.978823
Surface area
1.8025376838513E+14
Volume
1.0009429545651E+21
Height
9618018.3544383