21371566 is an even 8-digits composite number following 21371565
and preceding 21371567 . In scientific notation, it is written as 2.1371566 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 10660560 positive integers (up to 21371566) that are relatively prime to 21371566.
21371566 has 8 divisors, whose sum is 32133024
The reverse of 21371566 is 66517312
Previous prime number is 431
Is Prime? no
Number parity even
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty-one million three hundred seventy-one thousand five hundred sixty-six
Scientific notation
2.1371566 × 10^7
Engineering notation
2.1371566 × 10^6
Prime Factorization
2 × 431 × 24793
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21371566
Product of the distinct prime numbers
The prime factorization of 21371566 is 2 × 431 × 24793.
Since it has a total of 3 prime factors.
6 , 2 , 98 , 29 , 721 , 54 , 9701 , 2374 , 17624 , 7894 , 217787 , 378485 , 8057698 , 1776708 , 53165335 , 59779317 , 932817624 , 319843217 , 2640665056 , 2615981979
n×2
42743132
n×3
64114698
n×4
85486264
n×5
106857830
n÷2
10685783
n÷3
7123855.3333333
n÷3
5342891.5
n÷5
4274313.2
n2
456743833292356
n3
9.7613309783006E+21
n4
2.086149292506E+29
n5
4.4584277290644E+36
2 √n
4622.9391084028
3 √n
277.51009242844
4 √n
67.99219887901
5 √n
29.239320063882
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
-21371565
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 21371566 can be divided by 8 positive divisors.
The sum of these divisors (counting 21371566) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010001100001101010101110
3
Ternary
1111012210021111
4
Quaternary
1101201222232
5
Quinary
20432342231
6
Senary
2042022234
8
Octal
121415256
10
Decimal
21371566
12
Duodecimal
71a797a
16
Hexadecimal
1461aae
20
Vigesimal
6db8i6
36
Base36
cq2em
md5
2ce132ccf78ac69d2a2cc1facbb1f0b0
sha1
fa58c049fecf5dfc00257dea5dbf31c59a1eeda7
sha256
2d84040a8b06161ae988850943e78e4842307962ed1cc7736dca25b2fdfc3684
sha512
603ddbf5718b3ede06afbebb0f37e7053af67ef77c14bca0af9add7f7638ffcc5f82619369a48ec22181d7030f1b99f3e48aab873268292e0ff89c71e8327e2e
ripemd-160
0d5e909016f5565ed7eb4044ba486af65b88ad23
Diameter
42743132
Circumference
134281509.48262
Area
1.4349030712437E+15
Volume
4.0888167587583E+22
Surface area
5.7396122849748E+15
Circumference
134281509.48262
Perimeter
85486264
Area
456743833292356
Diagonal
30223958.486352
Surface area
2740462999754136
Volume
9.7613309783006E+21
Space diagonal
37016638.149312
Perimeter
64114698
Area
1.9777588132653E+14
Altitude
18508319.074656
Surface area
1.9777588132653E+14
Volume
1.1503838880271E+21
Height
10074652.828784