20693889 is an odd 8-digits composite number following 20693888
and preceding 20693890 . In scientific notation, it is written as 2.0693889 × 10^7.
The sum of its digits is 45. It has a total of 4 prime factors and 12 positive divisors.
There are 13459200 positive integers (up to 20693889) that are relatively prime to 20693889.
20693889 has 12 divisors, whose sum is 30620772
The reverse of 20693889 is 98839602
Previous prime number is 41
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
twenty million six hundred ninety-three thousand eight hundred eighty-nine
Scientific notation
2.0693889 × 10^7
Engineering notation
2.0693889 × 10^6
Prime Factorization
3 × 3 × 41 × 56081
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
6897963
Product of the distinct prime numbers
The prime factorization of 20693889 is 3 × 3 × 41 × 56081.
Since it has a total of 4 prime factors.
10 , 2 , 52 , 74 , 142 , 71 , 7438 , 2761 , 293 , 6121 , 220070 , 237827 , 1617675 , 5253684 , 95168929 , 56273822 , 983755057 , 204113976 , 7250796872 , 1509513498
n×2
41387778
n×3
62081667
n×4
82775556
n×5
103469445
n÷2
10346944.5
n÷3
6897963
n÷3
5173472.25
n÷5
4138777.8
n2
428237041944321
n3
8.8618898116841E+21
n4
1.8338696409322E+29
n5
3.7949894789921E+36
2 √n
4549.053637846
3 √n
274.54531585862
4 √n
67.446672548362
5 √n
29.051490772521
1 , 3 , 9 , 41 , 123 , 369 , 56081 , 168243 , 504729 , 2299321 , 6897963 , 20693889
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20693888
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20693889 can be divided by 12 positive divisors.
The sum of these divisors (counting 20693889) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001110111100001110000001
3
Ternary
1102221100200100
4
Quaternary
1032330032001
5
Quinary
20244201024
6
Senary
2015313013
8
Octal
116741601
10
Decimal
20693889
12
Duodecimal
6b1b769
16
Hexadecimal
13bc381
20
Vigesimal
696ee9
36
Base36
cbji9
md5
897b286b1a274ae2ddd81ce8d3fbe1cf
sha1
936ac24ca0261c174464fcef296eb692a3e73703
sha256
96c587ba3cc587258d905b4538d34182988b4b57738dcddae953cebc64536066
sha512
f44eaf95d907d24a713b18fffd41782c3c9a2800504ff860172937ac45459aba88ab2b58350d3434a3ad3c9558093f2150594bf4610c507fb8a4258ad5c3b9e0
ripemd-160
a3e673a1bb8f5cedc0add7ac5ebfa0b88bd986d7
Diameter
41387778
Circumference
130023539.31321
Area
1.3453463449673E+15
Volume
3.7120597239079E+22
Surface area
5.3813853798692E+15
Circumference
130023539.31321
Perimeter
82775556
Area
428237041944321
Diagonal
29265578.482043
Surface area
2569422251665926
Volume
8.8618898116841E+21
Space diagonal
35842867.154191
Perimeter
62081667
Area
1.8543207858264E+14
Altitude
17921433.577095
Surface area
1.8543207858264E+14
Volume
1.044383729995E+21
Height
9755192.8273478