21696679 is an odd 8-digits composite number following 21696678
and preceding 21696680 . In scientific notation, it is written as 2.1696679 × 10^7.
The sum of its digits is 46. It has a total of 2 prime factors and 4 positive divisors.
There are 21683880 positive integers (up to 21696679) that are relatively prime to 21696679.
21696679 has 4 divisors, whose sum is 21709480
The reverse of 21696679 is 97669612
Previous prime number is 2011
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 46
Digital Root 1
Name
twenty-one million six hundred ninety-six thousand six hundred seventy-nine
Scientific notation
2.1696679 × 10^7
Engineering notation
2.1696679 × 10^6
Prime Factorization
2011 × 10789
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21696679
Product of the distinct prime numbers
The prime factorization of 21696679 is 2011 × 10789.
Since it has a total of 2 prime factors.
4 , 8 , 90 , 13 , 108 , 776 , 3243 , 9286 , 48822 , 55053 , 899884 , 924083 , 1545758 , 9527630 , 5651282 , 99399109 , 114857197 , 481629306 , 2287260302 , 5410001690
n×2
43393358
n×3
65090037
n×4
86786716
n×5
108483395
n÷2
10848339.5
n÷3
7232226.3333333
n÷3
5424169.75
n÷5
4339335.8
n2
470745879629041
n3
1.0213622240884E+22
n4
2.2160168318772E+29
n5
4.8080205859836E+36
2 √n
4657.9694073706
3 √n
278.91021549677
4 √n
68.249317999307
5 √n
29.327743732101
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21696678
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21696679 can be divided by 4 positive divisors.
The sum of these divisors (counting 21696679) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010010110001000010100111
3
Ternary
1111211022020201
4
Quaternary
1102301002213
5
Quinary
21023243204
6
Senary
2053011331
8
Octal
122610247
10
Decimal
21696679
12
Duodecimal
7323b47
16
Hexadecimal
14b10a7
20
Vigesimal
6fc1dj
36
Base36
cx19j
md5
40e734d77c9192f676d723b267a0a787
sha1
e2423d5d7e129ca782215ca5d5f579134f63d7d8
sha256
ef8dd930b48e85238c1e7a8e4c486c73655f9e139185c8bfd7fe16a91d18b06a
sha512
3950edfdcefbe579f5c39da265fab8ed6a92856f876f57452ec0afca45e4123c3c3f22775587e27c53c8417914883456aaeee984bb2d2f7f5e4e1adf2e9d64be
ripemd-160
c05b4ef45cbbaf57fd133e8967fec266cd73afa4
Diameter
43393358
Circumference
136324254.70739
Area
1.4788917971503E+15
Volume
4.2782720798003E+22
Surface area
5.915567188601E+15
Circumference
136324254.70739
Perimeter
86786716
Area
470745879629041
Diagonal
30683737.700256
Surface area
2824475277774246
Volume
1.0213622240884E+22
Space diagonal
37579750.383513
Perimeter
65090037
Area
2.038389452428E+14
Altitude
18789875.191756
Surface area
2.038389452428E+14
Volume
1.2036869245011E+21
Height
10227912.566752