21057589 is an odd 8-digits composite number following 21057588
and preceding 21057590 . In scientific notation, it is written as 2.1057589 × 10^7.
The sum of its digits is 37. It has a total of 4 prime factors and 16 positive divisors.
There are 17559360 positive integers (up to 21057589) that are relatively prime to 21057589.
21057589 has 16 divisors, whose sum is 24727680
The reverse of 21057589 is 98575012
Previous prime number is 211
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty-one million fifty-seven thousand five hundred eighty-nine
Scientific notation
2.1057589 × 10^7
Engineering notation
2.1057589 × 10^6
Prime Factorization
7 × 53 × 211 × 269
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
21057589
Product of the distinct prime numbers
The prime factorization of 21057589 is 7 × 53 × 211 × 269.
Since it has a total of 4 prime factors.
1 , 7 , 46 , 30 , 802 , 49 , 9390 , 42 , 75594 , 19779 , 140729 , 223864 , 3389707 , 5347557 , 11543919 , 11212 , 550174519 , 960658605 , 3676549625 , 5905369317
n×2
42115178
n×3
63172767
n×4
84230356
n×5
105287945
n÷2
10528794.5
n÷3
7019196.3333333
n÷3
5264397.25
n÷5
4211517.8
n2
443422054492921
n3
9.3373993770475E+21
n4
1.9662311841072E+29
n5
4.1404088153913E+36
2 √n
4588.8548680471
3 √n
276.14438377767
4 √n
67.741087000779
5 √n
29.152897722245
1 , 7 , 53 , 211 , 269 , 371 , 1477 , 1883 , 11183 , 14257 , 56759 , 78281 , 99799 , 397313 , 3008227 , 21057589
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21057588
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21057589 can be divided by 16 positive divisors.
The sum of these divisors (counting 21057589) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1010000010101000000110101
3
Ternary
1110121211120201
4
Quaternary
1100111000311
5
Quinary
20342320324
6
Senary
2031200501
8
Octal
120250065
10
Decimal
21057589
12
Duodecimal
7076131
16
Hexadecimal
1415035
20
Vigesimal
6bc3j9
36
Base36
cjc51
md5
35a7e2977bfaeb9bf795c0d028923acd
sha1
b685d418c06eee0fe403db2f2f2565f4181f8d06
sha256
2cd2a54c4e771e78d4fcdf4f3cad7406f3a896095103b9329cc58a7d9e6ccba2
sha512
56cb9e8877ddd5fca18913a4f0a98d88fad75fe3365d0921258349b9e5b71c625378c7121293817beaefd85f3b8674746277f495098d0fefe395ec9b078f68f7
ripemd-160
aff5a5e70645ca6207ae12581e6faa74aa548fa7
Diameter
42115178
Circumference
132308733.80943
Area
1.3930514688347E+15
Volume
3.9112407048755E+22
Surface area
5.5722058753386E+15
Circumference
132308733.80943
Perimeter
84230356
Area
443422054492921
Diagonal
29779927.954679
Surface area
2660532326957526
Volume
9.3373993770475E+21
Space diagonal
36472814.032904
Perimeter
63172767
Area
1.9200738189458E+14
Altitude
18236407.016452
Surface area
1.9200738189458E+14
Volume
1.1004230696929E+21
Height
9926642.6515595