21717967 is an odd 8-digits composite number following 21717966
and preceding 21717968 . In scientific notation, it is written as 2.1717967 × 10^7.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 21071232 positive integers (up to 21717967) that are relatively prime to 21717967.
21717967 has 8 divisors, whose sum is 22371536
The reverse of 21717967 is 76971712
Previous prime number is 43
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
twenty-one million seven hundred seventeen thousand nine hundred sixty-seven
Scientific notation
2.1717967 × 10^7
Engineering notation
2.1717967 × 10^6
Prime Factorization
157 × 43 × 3217
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21717967
Product of the distinct prime numbers
The prime factorization of 21717967 is 157 × 43 × 3217.
Since it has a total of 3 prime factors.
7 , 1 , 16 , 36 , 77 , 232 , 2585 , 5723 , 22845 , 17625 , 426224 , 753696 , 1901083 , 7185450 , 1129205 , 56760589 , 831749285 , 336478103 , 279268850 , 2355472519
n×2
43435934
n×3
65153901
n×4
86871868
n×5
108589835
n÷2
10858983.5
n÷3
7239322.3333333
n÷3
5429491.75
n÷5
4343593.4
n2
471670090613089
n3
1.0243715462822E+22
n4
2.2247267437896E+29
n5
4.831654200564E+36
2 √n
4660.2539630368
3 √n
279.0014045655
4 √n
68.266052786409
5 √n
29.333496539939
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
-21717966
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 21717967 can be divided by 8 positive divisors.
The sum of these divisors (counting 21717967) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010010110110001111001111
3
Ternary
1111212101110011
4
Quaternary
1102312033033
5
Quinary
21024433332
6
Senary
2053254051
8
Octal
122661717
10
Decimal
21717967
12
Duodecimal
7334327
16
Hexadecimal
14b63cf
20
Vigesimal
6feei7
36
Base36
cxhov
md5
6f1dad31b1647f01d708351abca40993
sha1
4cb3718dded1bb86d05ff513448e7935846e80f3
sha256
7feff41ebc85e4d89c014a710eea9d4933cf95c0389aadba9e9fa06a01d10451
sha512
b9709a35454bc4b4775a81768371789b9071b5014a599d5f7f672567ca4e8777b568d056ba3c58be40ec00992b38cefa4a7a12a450263cccd1e49184f7122ed2
ripemd-160
bc00c7629eed127cd7cfe857938e63d921c9f9c5
Diameter
43435934
Circumference
136458011.15621
Area
1.4817952915881E+15
Volume
4.2908774991288E+22
Surface area
5.9271811663524E+15
Circumference
136458011.15621
Perimeter
86871868
Area
471670090613089
Diagonal
30713843.478571
Surface area
2830020543678534
Volume
1.0243715462822E+22
Space diagonal
37616622.281104
Perimeter
65153901
Area
2.0423914033812E+14
Altitude
18808311.140552
Surface area
2.0423914033812E+14
Volume
1.2072334447178E+21
Height
10237947.82619