21353570 is an even 8-digits composite number following 21353569
and preceding 21353571 . In scientific notation, it is written as 2.1353570 × 10^7.
The sum of its digits is 26. It has a total of 5 prime factors and 32 positive divisors.
There are 6918912 positive integers (up to 21353570) that are relatively prime to 21353570.
21353570 has 32 divisors, whose sum is 38482560
The reverse of 21353570 is 07535312
Previous prime number is 29
Is Prime? no
Number parity even
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty-one million three hundred fifty-three thousand five hundred seventy
Scientific notation
2.1353570 × 10^7
Engineering notation
2.1353570 × 10^6
Prime Factorization
2 × 785 × 7 × 29 × 67
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
21353570
Product of the distinct prime numbers
The prime factorization of 21353570 is 2 × 785 × 7 × 29 × 67.
Since it has a total of 5 prime factors.
7 , 10 , 32 , 10 , 644 , 276 , 4797 , 4401 , 55667 , 24681 , 649830 , 807853 , 865164 , 4636730 , 9016186 , 35630972 , 335763649 , 120279596 , 6794850019 , 8894699067
n×2
42707140
n×3
64060710
n×4
85414280
n×5
106767850
n÷2
10676785
n÷3
7117856.6666667
n÷3
5338392.5
n÷5
4270714
n2
455974951744900
n3
9.7366930503313E+21
n4
2.0791315661876E+29
n5
4.4396881437797E+36
2 √n
4620.9923176738
3 √n
277.43217778182
4 √n
67.97788109138
5 √n
29.234394190637
1 , 2 , 7 , 14 , 29 , 58 , 67 , 134 , 203 , 406 , 469 , 785 , 938 , 1570 , 1943 , 3886 , 5495 , 10990 , 13601 , 22765 , 27202 , 45530 , 52595 , 105190 , 159355 , 318710 , 368165 , 736330 , 1525255 , 3050510 , 10676785 , 21353570
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21353569
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21353570 can be divided by 32 positive divisors.
The sum of these divisors (counting 21353570) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1010001011101010001100010
3
Ternary
1111011212120222
4
Quaternary
1101131101202
5
Quinary
20431303240
6
Senary
2041403042
8
Octal
121352142
10
Decimal
21353570
12
Duodecimal
7199482
16
Hexadecimal
145d462
20
Vigesimal
6d93ia
36
Base36
cpoiq
md5
731b0216aad0884a6e934a2d1bb8ccf6
sha1
410fd03b1c5a5c71ee3a66441310b621319f8d3f
sha256
edba2b472ce59a222a23cd9c44d5ee1431ab197527fd1e5eae74e999f40f9d05
sha512
b53b6b4392dfea356f669d4a72598cd00c6d5c96ae32c05696abc002d441c8ff3fa757e2fb546cd6febee100f5e76651c89c8a539481a9899cef611f9d05a221
ripemd-160
629575fb16efa957eea8ddfcbe69a41464f0cf24
Diameter
42707140
Circumference
134168437.27983
Area
1.4324875586227E+15
Volume
4.078496447624E+22
Surface area
5.729950234491E+15
Circumference
134168437.27983
Perimeter
85414280
Area
455974951744900
Diagonal
30198508.299083
Surface area
2735849710469400
Volume
9.7366930503313E+21
Space diagonal
36985468.162979
Perimeter
64060710
Area
1.9744294585023E+14
Altitude
18492734.081489
Surface area
1.9744294585023E+14
Volume
1.1474802803702E+21
Height
10066169.433028