21352021 is an odd 8-digits composite number following 21352020
and preceding 21352022 . In scientific notation, it is written as 2.1352021 × 10^7.
The sum of its digits is 16. It has a total of 3 prime factors and 8 positive divisors.
There are 20734560 positive integers (up to 21352021) that are relatively prime to 21352021.
21352021 has 8 divisors, whose sum is 21974400
The reverse of 21352021 is 12025312
Previous prime number is 239
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 16
Digital Root 7
Name
twenty-one million three hundred fifty-two thousand twenty-one
Scientific notation
2.1352021 × 10^7
Engineering notation
2.1352021 × 10^6
Prime Factorization
41 × 239 × 2179
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21352021
Product of the distinct prime numbers
The prime factorization of 21352021 is 41 × 239 × 2179.
Since it has a total of 3 prime factors.
3 , 1 , 60 , 79 , 105 , 669 , 1347 , 7508 , 55458 , 70255 , 240484 , 977244 , 2562569 , 623271 , 48535263 , 2019968 , 100369313 , 571219346 , 8165323091 , 2695455682
n×2
42704042
n×3
64056063
n×4
85408084
n×5
106760105
n÷2
10676010.5
n÷3
7117340.3333333
n÷3
5338005.25
n÷5
4270404.2
n2
455908800784441
n3
9.7345742884342E+21
n4
2.0785283463271E+29
n5
4.4380780899871E+36
2 √n
4620.8247099409
3 √n
277.42546925744
4 √n
67.976648269394
5 √n
29.233970042444
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
-21352020
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 21352021 can be divided by 8 positive divisors.
The sum of these divisors (counting 21352021) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010001011100111001010101
3
Ternary
1111011210110121
4
Quaternary
1101130321111
5
Quinary
20431231041
6
Senary
2041351541
8
Octal
121347125
10
Decimal
21352021
12
Duodecimal
71985b1
16
Hexadecimal
145ce55
20
Vigesimal
6d9011
36
Base36
cpnbp
md5
990eb77e14cdc7ca1de7fd0aee0a5e54
sha1
045a897575cb04d4057d495b03575a7779e30f9b
sha256
5dd33c6087c4d3e10ae4afead7f3f3036187a2dee56f4e61b69bedba4174d70e
sha512
d2a97a1bd929d10546f0d68b16a5a76e2e76010883011f7349d01802734bcdd6cbd54b4fbbc805b5db85c9b1e2b6c0582633148259fa1d04d64e81fbee5ffca7
ripemd-160
bbdde9b086e209685ea1e31757f763dc29b95427
Diameter
42704042
Circumference
134158704.62579
Area
1.4322797392513E+15
Volume
4.0776089427159E+22
Surface area
5.7291189570053E+15
Circumference
134158704.62579
Perimeter
85408084
Area
455908800784441
Diagonal
30196317.682275
Surface area
2735452804706646
Volume
9.7345742884342E+21
Space diagonal
36982785.216278
Perimeter
64056063
Area
1.9741430164411E+14
Altitude
18491392.608139
Surface area
1.9741430164411E+14
Volume
1.147230581886E+21
Height
10065439.227425