20137387 is an odd 8-digits composite number following 20137386
and preceding 20137388 . In scientific notation, it is written as 2.0137387 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 20080936 positive integers (up to 20137387) that are relatively prime to 20137387.
20137387 has 4 divisors, whose sum is 20193840
The reverse of 20137387 is 78373102
Previous prime number is 359
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million one hundred thirty-seven thousand three hundred eighty-seven
Scientific notation
2.0137387 × 10^7
Engineering notation
2.0137387 × 10^6
Prime Factorization
359 × 56093
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20137387
Product of the distinct prime numbers
The prime factorization of 20137387 is 359 × 56093.
Since it has a total of 2 prime factors.
8 , 10 , 63 , 13 , 59 , 176 , 2902 , 5208 , 55076 , 68058 , 818972 , 203397 , 2170157 , 5721629 , 81366354 , 91302937 , 487814455 , 846819147 , 3179558160 , 3908247267
n×2
40274774
n×3
60412161
n×4
80549548
n×5
100686935
n÷2
10068693.5
n÷3
6712462.3333333
n÷3
5034346.75
n÷5
4027477.4
n2
405514355187769
n3
8.1659995044716E+21
n4
1.6444189226335E+29
n5
3.3114300235194E+36
2 √n
4487.4699998997
3 √n
272.06188668953
4 √n
66.988581115737
5 √n
28.893531282411
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
-20137386
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 20137387 can be divided by 4 positive divisors.
The sum of these divisors (counting 20137387) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110100010110101011
3
Ternary
1101220002022011
4
Quaternary
1030310112223
5
Quinary
20123344022
6
Senary
1555340351
8
Octal
114642653
10
Decimal
20137387
12
Duodecimal
68b16b7
16
Hexadecimal
13345ab
20
Vigesimal
65h397
36
Base36
bzm3v
md5
fffcfc4380eb871cc605ffaca2c81559
sha1
bcc8d4f40d436584403f36366913d1e95d435b3a
sha256
a196f67ac5dd1fd15e8f7c238cae3c8339d3480e26b5f87e0e661c041868a871
sha512
69dc54587cd1a941386b42fbd27cfab9ba54b54eb9736b122a218338febf89ed1dea6d14e3cb9ebf9ed12e06d8574312f795e352d45a1d1f77df86e8fd55651e
ripemd-160
3eb2ab5d1e16474549decad042dbfa9e6af7d332
Diameter
40274774
Circumference
126526934.12339
Area
1.2739609191831E+15
Volume
3.4205658736621E+22
Surface area
5.0958436767324E+15
Circumference
126526934.12339
Perimeter
80549548
Area
405514355187769
Diagonal
28478565.806156
Surface area
2433086131126614
Volume
8.1659995044716E+21
Space diagonal
34878977.415677
Perimeter
60412161
Area
1.7559286659594E+14
Altitude
17439488.707839
Surface area
1.7559286659594E+14
Volume
9.623722707963E+20
Height
9492855.2687186