20693787 is an odd 8-digits composite number following 20693786
and preceding 20693788 . In scientific notation, it is written as 2.0693787 × 10^7.
The sum of its digits is 42. It has a total of 2 prime factors and 4 positive divisors.
There are 13795856 positive integers (up to 20693787) that are relatively prime to 20693787.
20693787 has 4 divisors, whose sum is 27591720
The reverse of 20693787 is 78739602
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
twenty million six hundred ninety-three thousand seven hundred eighty-seven
Scientific notation
2.0693787 × 10^7
Engineering notation
2.0693787 × 10^6
Prime Factorization
3 × 6897929
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20693787
Product of the distinct prime numbers
The prime factorization of 20693787 is 3 × 6897929.
Since it has a total of 2 prime factors.
2 , 3 , 38 , 20 , 64 , 981 , 9096 , 6018 , 25433 , 90342 , 660833 , 980175 , 2610626 , 5112707 , 83405996 , 40837109 , 162977497 , 800326830 , 9365897417 , 1539030277
n×2
41387574
n×3
62081361
n×4
82775148
n×5
103468935
n÷2
10346893.5
n÷3
6897929
n÷3
5173446.75
n÷5
4138757.4
n2
428232820401369
n3
8.8617587717952E+21
n4
1.8338334846891E+29
n5
3.7948959525624E+36
2 √n
4549.0424267092
3 √n
274.54486478071
4 √n
67.446589437192
5 √n
29.051462133555
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
-20693786
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 20693787 can be divided by 4 positive divisors.
The sum of these divisors (counting 20693787) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001110111100001100011011
3
Ternary
1102221100112120
4
Quaternary
1032330030123
5
Quinary
20244200122
6
Senary
2015312323
8
Octal
116741433
10
Decimal
20693787
12
Duodecimal
6b1b6a3
16
Hexadecimal
13bc31b
20
Vigesimal
696e97
36
Base36
cbjff
md5
2009e0ecb60f969b310abc385ba05884
sha1
016ee23f615af537cc21feb6b9eb8d396c3b7c28
sha256
d1b6ea592dde8d1b4743fd492cfb5ae5e182a5661f7adb2a3984a6707c6dbe34
sha512
56e7e46c3ab5a776d6d38eca5bc337e1ffcb8ec9a6cacebd0a122213ce4c140d7f1fe5bbf2859ef855eb144c496b7d1707bb6cc59404b175df4c66379352f2d5
ripemd-160
5055a4b55321e9a07ed40f31b0db42c0b1bf5f9e
Diameter
41387574
Circumference
130022898.4283
Area
1.345333082599E+15
Volume
3.7120048340476E+22
Surface area
5.3813323303959E+15
Circumference
130022898.4283
Perimeter
82775148
Area
428232820401369
Diagonal
29265434.23226
Surface area
2569396922408214
Volume
8.8617587717952E+21
Space diagonal
35842690.485008
Perimeter
62081361
Area
1.8543025060092E+14
Altitude
17921345.242504
Surface area
1.8543025060092E+14
Volume
1.044368286796E+21
Height
9755144.7440867