21696591 is an odd 8-digits composite number following 21696590
and preceding 21696592 . In scientific notation, it is written as 2.1696591 × 10^7.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 12398040 positive integers (up to 21696591) that are relatively prime to 21696591.
21696591 has 8 divisors, whose sum is 33061504
The reverse of 21696591 is 19569612
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
twenty-one million six hundred ninety-six thousand five hundred ninety-one
Scientific notation
2.1696591 × 10^7
Engineering notation
2.1696591 × 10^6
Prime Factorization
7 × 3 × 1033171
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21696591
Product of the distinct prime numbers
The prime factorization of 21696591 is 7 × 3 × 1033171.
Since it has a total of 3 prime factors.
4 , 3 , 77 , 40 , 624 , 426 , 5211 , 197 , 62179 , 85731 , 648209 , 590373 , 663853 , 3539509 , 29679806 , 37767512 , 855681321 , 962891889 , 8813761189 , 3873417607
n×2
43393182
n×3
65089773
n×4
86786364
n×5
108482955
n÷2
10848295.5
n÷3
7232197
n÷3
5424147.75
n÷5
4339318.2
n2
470742061021281
n3
1.0213497964476E+22
n4
2.2159808801456E+29
n5
4.807923082034E+36
2 √n
4657.9599611847
3 √n
278.90983841706
4 √n
68.249248795754
5 √n
29.327719941864
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
-21696590
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 21696591 can be divided by 8 positive divisors.
The sum of these divisors (counting 21696591) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010010110001000001001111
3
Ternary
1111211022010110
4
Quaternary
1102301001033
5
Quinary
21023242331
6
Senary
2053011103
8
Octal
122610117
10
Decimal
21696591
12
Duodecimal
7323a93
16
Hexadecimal
14b104f
20
Vigesimal
6fc19b
36
Base36
cx173
md5
7507ee504832f77056de790656a72ad1
sha1
f39a8eac8d3b8293baf0d40e2d985df0fed772f6
sha256
fab9e24c2f481b582a67ff52bcee750a8d034760b7f16d8863f561d5cde406e2
sha512
a55b9427e00812cdb724785b266ddf9a3632cfaa6d96a5997208025d2a672a03524b74f76772bf0f6b4c7152057b3f1ff43e79a40f11af7f0d67941a3f717ca4
ripemd-160
0bdc46443cc47f9e6441fe959c65827719355926
Diameter
43393182
Circumference
136323701.78708
Area
1.4788798006402E+15
Volume
4.2782200230202E+22
Surface area
5.9155192025607E+15
Circumference
136323701.78708
Perimeter
86786364
Area
470742061021281
Diagonal
30683613.249462
Surface area
2824452366127686
Volume
1.0213497964476E+22
Space diagonal
37579597.963042
Perimeter
65089773
Area
2.0383729173714E+14
Altitude
18789798.981521
Surface area
2.0383729173714E+14
Volume
1.203672278386E+21
Height
10227871.083154