21752666 is an even 8-digits composite number following 21752665
and preceding 21752667 . In scientific notation, it is written as 2.1752666 × 10^7.
The sum of its digits is 35. It has a total of 4 prime factors and 16 positive divisors.
There are 9945936 positive integers (up to 21752666) that are relatively prime to 21752666.
21752666 has 16 divisors, whose sum is 33129600
The reverse of 21752666 is 66625712
Previous prime number is 139
Is Prime? no
Number parity even
Number length 8
Sum of Digits 35
Digital Root 8
Name
twenty-one million seven hundred fifty-two thousand six hundred sixty-six
Scientific notation
2.1752666 × 10^7
Engineering notation
2.1752666 × 10^6
Prime Factorization
2 × 169 × 139 × 463
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
21752666
Product of the distinct prime numbers
The prime factorization of 21752666 is 2 × 169 × 139 × 463.
Since it has a total of 4 prime factors.
4 , 3 , 17 , 58 , 507 , 186 , 7002 , 5364 , 37173 , 74735 , 145350 , 115864 , 8547315 , 4457522 , 78753009 , 22298695 , 641514127 , 628965161 , 3820021757 , 3879603910
n×2
43505332
n×3
65257998
n×4
87010664
n×5
108763330
n÷2
10876333
n÷3
7250888.6666667
n÷3
5438166.5
n÷5
4350533.2
n2
473178478107556
n3
1.0292893392662E+22
n4
2.2389787214418E+29
n5
4.8703756308631E+36
2 √n
4663.975342988
3 √n
279.14991322445
4 √n
68.293303793183
5 √n
29.342863835988
1 , 2 , 139 , 169 , 278 , 338 , 463 , 926 , 23491 , 46982 , 64357 , 78247 , 128714 , 156494 , 10876333 , 21752666
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21752665
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21752666 can be divided by 16 positive divisors.
The sum of these divisors (counting 21752666) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1010010111110101101011010
3
Ternary
1111221011001022
4
Quaternary
1102332231122
5
Quinary
21032041131
6
Senary
2054122442
8
Octal
122765532
10
Decimal
21752666
12
Duodecimal
7350422
16
Hexadecimal
14beb5a
20
Vigesimal
6fj1d6
36
Base36
cy8gq
md5
f5469090429bbfe254475d36b4c84c77
sha1
8908d7af954cb1bc2a5b649444b5d4b043101f1b
sha256
4d811b3c581b314e0931bba8859b9a671cff27bb03b2e45a188535e28d1d4939
sha512
7a8dd34d2d1ef94bb217d8d6911832d088cd1f703bc43abc56ebe1614786176ef2862f67aed50b9e6c261be3afe63678d3da2725793f02ddefe2e4dfe8841b31
ripemd-160
dd9f86a27840d6cd6b61f6920402af357cdb3c2c
Diameter
43505332
Circumference
136676031.40318
Area
1.4865340306595E+15
Volume
4.3114771022093E+22
Surface area
5.946136122638E+15
Circumference
136676031.40318
Perimeter
87010664
Area
473178478107556
Diagonal
30762915.274972
Surface area
2839070868645336
Volume
1.0292893392662E+22
Space diagonal
37676722.712076
Perimeter
65257998
Area
2.048922912826E+14
Altitude
18838361.356038
Surface area
2.048922912826E+14
Volume
1.2130291193302E+21
Height
10254305.091657