20102493 is an odd 8-digits composite number following 20102492
and preceding 20102494 . In scientific notation, it is written as 2.0102493 × 10^7.
The sum of its digits is 21. It has a total of 2 prime factors and 4 positive divisors.
There are 13401660 positive integers (up to 20102493) that are relatively prime to 20102493.
20102493 has 4 divisors, whose sum is 26803328
The reverse of 20102493 is 39420102
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty million one hundred two thousand four hundred ninety-three
Scientific notation
2.0102493 × 10^7
Engineering notation
2.0102493 × 10^6
Prime Factorization
3 × 6700831
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20102493
Product of the distinct prime numbers
The prime factorization of 20102493 is 3 × 6700831.
Since it has a total of 2 prime factors.
2 , 7 , 69 , 3 , 433 , 793 , 217 , 98 , 81394 , 86476 , 415927 , 248271 , 497378 , 6515207 , 86060570 , 79230187 , 558874398 , 397964198 , 5106042046 , 7101990478
n×2
40204986
n×3
60307479
n×4
80409972
n×5
100512465
n÷2
10051246.5
n÷3
6700831
n÷3
5025623.25
n÷5
4020498.6
n2
404110224815049
n3
8.1236229655729E+21
n4
1.6330507380007E+29
n5
3.2828391029304E+36
2 √n
4483.5803773324
3 √n
271.90465317996
4 √n
66.95954283993
5 √n
28.883511010984
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
-20102492
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 20102493 can be divided by 4 positive divisors.
The sum of these divisors (counting 20102493) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100101011110101011101
3
Ternary
1101211022102210
4
Quaternary
1030223311131
5
Quinary
20121234433
6
Senary
1554511033
8
Octal
114536535
10
Decimal
20102493
12
Duodecimal
6895479
16
Hexadecimal
132bd5d
20
Vigesimal
65cg4d
36
Base36
byv6l
md5
60edd2722a5435d666275fd11df4d67a
sha1
671cd348eb1b022b50f39019aed203dc813ea539
sha256
efbbabda72ca48e137d28a223a685bced661d5851127dbe66390896ab05bf72d
sha512
4f0f3cc034ac088754e276bb79277bfaa51c2e49e35c53830482e858c3a63956e4035cb2999a1bd2caa3ffaf0894aa496d1264d8c1b3be98b62f778f50b12a0d
ripemd-160
bc0484df170146b2f9da6834ba03686bcc6d8474
Diameter
40204986
Circumference
126307688.65528
Area
1.2695497135195E+15
Volume
3.402815230557E+22
Surface area
5.0781988540779E+15
Circumference
126307688.65528
Perimeter
80409972
Area
404110224815049
Diagonal
28429218.23811
Surface area
2424661348890294
Volume
8.1236229655729E+21
Space diagonal
34818539.234798
Perimeter
60307479
Area
1.7498486030944E+14
Altitude
17409269.617399
Surface area
1.7498486030944E+14
Volume
9.5737814779323E+20
Height
9476406.0793701