21057597 is an odd 8-digits composite number following 21057596
and preceding 21057598 . In scientific notation, it is written as 2.1057597 × 10^7.
The sum of its digits is 36. It has a total of 4 prime factors and 16 positive divisors.
There are 12762000 positive integers (up to 21057597) that are relatively prime to 21057597.
21057597 has 16 divisors, whose sum is 34032960
The reverse of 21057597 is 79575012
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
twenty-one million fifty-seven thousand five hundred ninety-seven
Scientific notation
2.1057597 × 10^7
Engineering notation
2.1057597 × 10^6
Prime Factorization
3 × 9 × 11 × 70901
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
21057597
Product of the distinct prime numbers
The prime factorization of 21057597 is 3 × 9 × 11 × 70901.
Since it has a total of 4 prime factors.
8 , 10 , 73 , 69 , 314 , 385 , 2206 , 9256 , 72899 , 42643 , 805026 , 170830 , 3443437 , 1897166 , 15379952 , 92883211 , 924675602 , 439329814 , 7787991325 , 6168189341
n×2
42115194
n×3
63172791
n×4
84230388
n×5
105287985
n÷2
10528798.5
n÷3
7019199
n÷3
5264399.25
n÷5
4211519.4
n2
443422391414409
n3
9.3374100191809E+21
n4
1.9662341720767E+29
n5
4.1404166803221E+36
2 √n
4588.8557397242
3 √n
276.14441874772
4 √n
67.741093434667
5 √n
29.152899937344
1 , 3 , 9 , 11 , 27 , 33 , 99 , 297 , 70901 , 212703 , 638109 , 779911 , 1914327 , 2339733 , 7019199 , 21057597
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
-21057596
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 21057597 can be divided by 16 positive divisors.
The sum of these divisors (counting 21057597) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1010000010101000000111101
3
Ternary
1110121211121000
4
Quaternary
1100111000331
5
Quinary
20342320342
6
Senary
2031200513
8
Octal
120250075
10
Decimal
21057597
12
Duodecimal
7076139
16
Hexadecimal
141503d
20
Vigesimal
6bc3jh
36
Base36
cjc59
md5
d013ecb97f83bbe983a9b0f9dfcc4d95
sha1
91c6c72006f2073dca3f8703de903d79e3c3ebdc
sha256
d40f1cdbb573db6becc5ed12b1bc5df6cf9f6fe8fa6540a2f35e2b5201ffa062
sha512
9a29c0a9d3aa3b0c62e273505a5d10f82f17d32af6fc7e7c9618c28d64c0b1f467e98bafb6bd4ff84499b032aec467da740fc1fdb13238aaa436bcf3eefceb2a
ripemd-160
49e743c25e3b621e804a80702e15288bd9f9d4d1
Diameter
42115194
Circumference
132308784.07491
Area
1.3930525273047E+15
Volume
3.9112451626419E+22
Surface area
5.5722101092189E+15
Circumference
132308784.07491
Perimeter
84230388
Area
443422391414409
Diagonal
29779939.268387
Surface area
2660534348486454
Volume
9.3374100191809E+21
Space diagonal
36472827.88931
Perimeter
63172791
Area
1.9200752778586E+14
Altitude
18236413.944655
Surface area
1.9200752778586E+14
Volume
1.1004243238803E+21
Height
9926646.4227957