21086722 is an even 8-digits composite number following 21086721
and preceding 21086723 . In scientific notation, it is written as 2.1086722 × 10^7.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 10084932 positive integers (up to 21086722) that are relatively prime to 21086722.
21086722 has 8 divisors, whose sum is 33005376
The reverse of 21086722 is 22768012
Previous prime number is 23
Is Prime? no
Number parity even
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty-one million eighty-six thousand seven hundred twenty-two
Scientific notation
2.1086722 × 10^7
Engineering notation
2.1086722 × 10^6
Prime Factorization
2 × 23 × 458407
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21086722
Product of the distinct prime numbers
The prime factorization of 21086722 is 2 × 23 × 458407.
Since it has a total of 3 prime factors.
5 , 5 , 35 , 73 , 382 , 280 , 1589 , 935 , 30341 , 6622 , 431095 , 233460 , 1270170 , 3134278 , 37665952 , 12915496 , 994915803 , 825263426 , 101432495 , 4130670517
n×2
42173444
n×3
63260166
n×4
84346888
n×5
105433610
n÷2
10543361
n÷3
7028907.3333333
n÷3
5271680.5
n÷5
4217344.4
n2
444649844705284
n3
9.3762076626435E+21
n4
1.9771348439643E+29
n5
4.1691292811189E+36
2 √n
4592.0280922486
3 √n
276.27167291727
4 √n
67.764504663198
5 √n
29.160959820456
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
-21086721
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 21086722 can be divided by 8 positive divisors.
The sum of these divisors (counting 21086722) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000011100001000000010
3
Ternary
1110200022112201
4
Quaternary
1100130020002
5
Quinary
20344233342
6
Senary
2031543414
8
Octal
120341002
10
Decimal
21086722
12
Duodecimal
708ab6a
16
Hexadecimal
141c202
20
Vigesimal
6bfgg2
36
Base36
cjyma
md5
5d056041e21d06d7a1567f53fc314b1e
sha1
ea4bd3fc0f7dfee25b7da8d66f7b748cfe5064a2
sha256
7c9555259b2a14e2c8a46ff165d021407bf3368b0984ff35de62cb6e6d96b75b
sha512
b62028e155bfef521e6ddd90e2be1a8a6d2dc5fd423928c594281c8040a649ff63968e4f42ea5b610ecbb4f983059c56587a9102d7c7b069ef56c0835994a9ed
ripemd-160
15ee759d221273a01a8a92e7000a173437cfbf33
Diameter
42173444
Circumference
132491781.84698
Area
1.396908685546E+15
Volume
3.9274966815324E+22
Surface area
5.5876347421838E+15
Circumference
132491781.84698
Perimeter
84346888
Area
444649844705284
Diagonal
29821128.238391
Surface area
2667899068231704
Volume
9.3762076626435E+21
Space diagonal
36523273.86908
Perimeter
63260166
Area
1.9253903065179E+14
Altitude
18261636.93454
Surface area
1.9253903065179E+14
Volume
1.1049966700114E+21
Height
9940376.0794637