22222721 is an odd 8-digits prime number following 22222720
and preceding 22222722 . In scientific notation, it is written as 2.2222721 × 10^7.
The sum of its digits is 20. It has a total of 1 prime factors and 2 positive divisors.
There are 22222720 positive integers (up to 22222721) that are relatively prime to 22222721.
22222721 has 2 divisors, whose sum is 22222722
The reverse of 22222721 is 12722222
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty-two million two hundred twenty-two thousand seven hundred twenty-one
Scientific notation
2.2222721 × 10^7
Engineering notation
2.2222721 × 10^6
Prime Factorization
22222721
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
22222721
Product of the distinct prime numbers
The prime factorization of 22222721 is 22222721.
Since it has a total of 1 prime factors.
4 , 4 , 89 , 7 , 376 , 913 , 453 , 1560 , 64601 , 65856 , 185024 , 621554 , 3924251 , 5980750 , 10731370 , 15190930 , 947204642 , 129021432 , 3273219210 , 3419382436
n×2
44445442
n×3
66668163
n×4
88890884
n×5
111113605
n÷2
11111360.5
n÷3
7407573.6666667
n÷3
5555680.25
n÷5
4444544.2
n2
493849328643841
n3
1.0974675846489E+22
n4
2.4388715940197E+29
n5
5.4198362988726E+36
2 √n
4714.0981109858
3 √n
281.14632517887
4 √n
68.659290055941
5 √n
29.46859613083
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
22222722
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
11111361
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4714.0982170506
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.999999910002
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 22222721 can be divided by 2 positive divisors.
The sum of these divisors (counting 22222721) is 22222722, the average is 11111361.
Base
System
Value
2
Binary
1010100110001011110000001
3
Ternary
1112211000211202
4
Quaternary
1110301132001
5
Quinary
21142111341
6
Senary
2112150545
8
Octal
124613601
10
Decimal
22222721
12
Duodecimal
7538455
16
Hexadecimal
1531781
20
Vigesimal
6ihgg1
36
Base36
d8b5t
md5
57eee04f8849803e4d8517550bb11dab
sha1
61fc86a1680dd4f8b0691d6acedf986165e4c98f
sha256
d1266b9ebbc7b6a56d5b806848fb8dabb3b9f6b996847d44a6fc11e40fb077e1
sha512
a185ef8230ec8372d5189f59c5bf197500415a86d7089ecc023e506d00334d349943f3db8f7d8d077a005fc8b5d6050d1f203996608995f655c905106331103a
ripemd-160
244869b829917df52c1f474b6be047c06003bac3
Diameter
44445442
Circumference
139629474.07275
Area
1.5514734228477E+15
Volume
4.5970614686481E+22
Surface area
6.205893691391E+15
Circumference
139629474.07275
Perimeter
88890884
Area
493849328643841
Diagonal
31427673.431033
Surface area
2963095971863046
Volume
1.0974675846489E+22
Space diagonal
38490881.854428
Perimeter
66668163
Area
2.1384303212373E+14
Altitude
19245440.927214
Surface area
2.1384303212373E+14
Volume
1.2933779520628E+21
Height
10475891.143678