22756721 is an odd 8-digits composite number following 22756720
and preceding 22756722 . In scientific notation, it is written as 2.2756721 × 10^7.
The sum of its digits is 32. It has a total of 3 prime factors and 8 positive divisors.
There are 20661120 positive integers (up to 22756721) that are relatively prime to 22756721.
22756721 has 8 divisors, whose sum is 24909864
The reverse of 22756721 is 12765722
Previous prime number is 61
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty-two million seven hundred fifty-six thousand seven hundred twenty-one
Scientific notation
2.2756721 × 10^7
Engineering notation
2.2756721 × 10^6
Prime Factorization
13 × 61 × 28697
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
22756721
Product of the distinct prime numbers
The prime factorization of 22756721 is 13 × 61 × 28697.
Since it has a total of 3 prime factors.
4 , 8 , 28 , 30 , 506 , 992 , 1687 , 9711 , 78219 , 80794 , 742868 , 65964 , 4892299 , 1928474 , 3779054 , 13869054 , 911613397 , 944234564 , 3347722995 , 7993805755
n×2
45513442
n×3
68270163
n×4
91026884
n×5
113783605
n÷2
11378360.5
n÷3
7585573.6666667
n÷3
5689180.25
n÷5
4551344.2
n2
517868350671841
n3
1.1784985570969E+22
n4
2.6818762862757E+29
n5
6.1030710403293E+36
2 √n
4770.400507295
3 √n
283.38045613769
4 √n
69.068086026
5 √n
29.608877078238
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
-22756720
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 22756721 can be divided by 8 positive divisors.
The sum of these divisors (counting 22756721) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010110110011110101110001
3
Ternary
1120211011100112
4
Quaternary
1112303311301
5
Quinary
21311203341
6
Senary
2131431105
8
Octal
126636561
10
Decimal
22756721
12
Duodecimal
7755495
16
Hexadecimal
15b3d71
20
Vigesimal
724bg1
36
Base36
djr75
md5
916b3ce62e4004144c867b0a3320b0b8
sha1
5d9b170426ae8bdb365dc5d11ce4a762c5c562b8
sha256
28e6939078175120cb65f87eb0a9423d9e78bfbef494e2c10d1b594ee6975ef3
sha512
65ae9c9660a112d412230d60f75cdb395ab897317e028f67b3368245bb50a1fd8340347728bf1dd9e75474e6b1e606a4e4ff1ef70e58db75bce55788749b9fca
ripemd-160
de90655c42e26b29225d9c3b5c0870ccb417cae5
Diameter
45513442
Circumference
142984695.02679
Area
1.6269314059973E+15
Volume
4.9364832123225E+22
Surface area
6.5077256239893E+15
Circumference
142984695.02679
Perimeter
91026884
Area
517868350671841
Diagonal
32182863.473341
Surface area
3107210104031046
Volume
1.1784985570969E+22
Space diagonal
39415796.98567
Perimeter
68270163
Area
2.2424357374888E+14
Altitude
19707898.492835
Surface area
2.2424357374888E+14
Volume
1.388873868903E+21
Height
10727621.15778