22721681 is an odd 8-digits prime number following 22721680
and preceding 22721682 . In scientific notation, it is written as 2.2721681 × 10^7.
The sum of its digits is 29. It has a total of 1 prime factors and 2 positive divisors.
There are 22721680 positive integers (up to 22721681) that are relatively prime to 22721681.
22721681 has 2 divisors, whose sum is 22721682
The reverse of 22721681 is 18612722
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty-two million seven hundred twenty-one thousand six hundred eighty-one
Scientific notation
2.2721681 × 10^7
Engineering notation
2.2721681 × 10^6
Prime Factorization
22721681
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
22721681
Product of the distinct prime numbers
The prime factorization of 22721681 is 22721681.
Since it has a total of 1 prime factors.
8 , 10 , 7 , 96 , 758 , 332 , 1938 , 966 , 13054 , 40257 , 410745 , 93590 , 3221722 , 9602333 , 77262063 , 95136181 , 735332131 , 765739216 , 9264922972 , 9050073805
n×2
45443362
n×3
68165043
n×4
90886724
n×5
113608405
n÷2
11360840.5
n÷3
7573893.6666667
n÷3
5680420.25
n÷5
4544336.2
n2
516274787465761
n3
1.173063102914E+22
n4
2.6653965617282E+29
n5
6.0562290414084E+36
2 √n
4766.7264448466
3 √n
283.23493499708
4 √n
69.041483506995
5 √n
29.599753315257
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
22721682
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
11360841
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4766.7265497404
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999119783
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 22721681 can be divided by 2 positive divisors.
The sum of these divisors (counting 22721681) is 22721682, the average is 11360841.
Base
System
Value
2
Binary
1010110101011010010010001
3
Ternary
1120202101021202
4
Quaternary
1112223102101
5
Quinary
21304043211
6
Senary
2131000545
8
Octal
126532221
10
Decimal
22721681
12
Duodecimal
7739155
16
Hexadecimal
15ab491
20
Vigesimal
720441
36
Base36
dj05t
md5
aeaad9c458ac8c15027d96105be92522
sha1
2a7f38c8b3a9e313c3a9834d67a38aaa317d2de0
sha256
b396ea17b47cc3df66d78b33800aabc46b71b44a31ccb8ce8af601888b81fcb2
sha512
28021e2d8de39b5ad36ed28b5ca8363345cb2bffd26750f343dccf25fd9f1ac8ebe2cad202f08f217a2d11131b68ce57fd6371c4139ee3288963990de5685700
ripemd-160
bfcd4324bf440f3fe51cb3f4489d802ddf39f15d
Diameter
45443362
Circumference
142764532.21362
Area
1.6219250795361E+15
Volume
4.9137152350824E+22
Surface area
6.4877003181443E+15
Circumference
142764532.21362
Perimeter
90886724
Area
516274787465761
Diagonal
32133309.430115
Surface area
3097648724794566
Volume
1.173063102914E+22
Space diagonal
39355105.925372
Perimeter
68165043
Area
2.2355354063938E+14
Altitude
19677552.962686
Surface area
2.2355354063938E+14
Volume
1.382468124717E+21
Height
10711103.143372