20689737 is an odd 8-digits composite number following 20689736
and preceding 20689738 . In scientific notation, it is written as 2.0689737 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 13780368 positive integers (up to 20689737) that are relatively prime to 20689737.
20689737 has 8 divisors, whose sum is 27611904
The reverse of 20689737 is 73798602
Previous prime number is 1373
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
twenty million six hundred eighty-nine thousand seven hundred thirty-seven
Scientific notation
2.0689737 × 10^7
Engineering notation
2.0689737 × 10^6
Prime Factorization
3 × 1373 × 5023
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20689737
Product of the distinct prime numbers
The prime factorization of 20689737 is 3 × 1373 × 5023.
Since it has a total of 3 prime factors.
7 , 4 , 63 , 84 , 215 , 585 , 8648 , 2541 , 9517 , 26548 , 394129 , 902300 , 6486533 , 7488855 , 95338765 , 19672558 , 402637776 , 327356880 , 6146123714 , 259139022
n×2
41379474
n×3
62069211
n×4
82758948
n×5
103448685
n÷2
10344868.5
n÷3
6896579
n÷3
5172434.25
n÷5
4137947.4
n2
428065217129169
n3
8.8565567612504E+21
n4
1.8323983011584E+29
n5
3.7911838930215E+36
2 √n
4548.5972562978
3 √n
274.52695313655
4 √n
67.443289186529
5 √n
29.050324906874
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20689736
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20689737 can be divided by 8 positive divisors.
The sum of these divisors (counting 20689737) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110111011001101001001
3
Ternary
1102221010222120
4
Quaternary
1032323031021
5
Quinary
20244032422
6
Senary
2015241453
8
Octal
116731511
10
Decimal
20689737
12
Duodecimal
6b19289
16
Hexadecimal
13bb349
20
Vigesimal
69646h
36
Base36
cbgax
md5
ea49a15f96d0dc30050db1ceb66a41e8
sha1
70313c868caae1204805a05076419ca0ee743c50
sha256
2ee66979df58d0d2890ed908d6539af1b5fcd20c22c64ea4b17d1e56b062c88b
sha512
dfad2193cce6aa72cda5c378d9d657c2706f71bb1a87d48122f0bb00de9675cd36a848a3fc4e6c3080da9d0770ccbcdf6830ccfabc1d25a7ed522dcc808fb271
ripemd-160
aef29f0574bec2379ee411d7d34aaa7ad3e4f8ee
Diameter
41379474
Circumference
129997451.52781
Area
1.3448065413903E+15
Volume
3.709825820966E+22
Surface area
5.3792261655613E+15
Circumference
129997451.52781
Perimeter
82758948
Area
428065217129169
Diagonal
29259706.667332
Surface area
2568391302775014
Volume
8.8565567612504E+21
Space diagonal
35835675.679238
Perimeter
62069211
Area
1.8535767625518E+14
Altitude
17917837.839619
Surface area
1.8535767625518E+14
Volume
1.043755223974E+21
Height
9753235.5557775