23540981 is an odd 8-digits composite number following 23540980
and preceding 23540982 . In scientific notation, it is written as 2.3540981 × 10^7.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 22301964 positive integers (up to 23540981) that are relatively prime to 23540981.
23540981 has 4 divisors, whose sum is 24780000
The reverse of 23540981 is 18904532
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty-three million five hundred forty thousand nine hundred eighty-one
Scientific notation
2.3540981 × 10^7
Engineering notation
2.3540981 × 10^6
Prime Factorization
19 × 1238999
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
23540981
Product of the distinct prime numbers
The prime factorization of 23540981 is 19 × 1238999.
Since it has a total of 2 prime factors.
8 , 3 , 21 , 1 , 665 , 145 , 6316 , 5055 , 77872 , 7967 , 329506 , 229815 , 3590183 , 1694640 , 66537734 , 80937271 , 632784400 , 135271172 , 3767998922 , 6341752225
n×2
47081962
n×3
70622943
n×4
94163924
n×5
117704905
n÷2
11770490.5
n÷3
7846993.6666667
n÷3
5885245.25
n÷5
4708196.2
n2
554177786442361
n3
1.3045888741262E+22
n4
3.0711301898616E+29
n5
7.2297417448057E+36
2 √n
4851.9048836514
3 √n
286.59911980429
4 √n
69.6556163109
5 √n
29.81020148185
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-23540980
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 23540981 can be divided by 4 positive divisors.
The sum of these divisors (counting 23540981) is 1, the average is 0.25.
Base
System
Value
2
Binary
1011001110011010011110101
3
Ternary
1122022000011012
4
Quaternary
1121303103311
5
Quinary
22011302411
6
Senary
2200322005
8
Octal
131632365
10
Decimal
23540981
12
Duodecimal
7a73305
16
Hexadecimal
16734f5
20
Vigesimal
772c91
36
Base36
e0kc5
md5
a542ce5f4454cc6c5444a1967b0644fc
sha1
fb230833b901c58005e7693b84dbae0723c705ec
sha256
ccd06802f97d7728bbdd1b2ed14372784024e576bc4b881fd5e3bd28173784a9
sha512
279d3e9fa886f7bdc9ec32e3d79c733b9fc510fd9724a5f30a5921a73203a8bfcc6cf7e1a8c565a31cc4c8586dbb576f7f751fcdf6533d19d95ce8e846b831d5
ripemd-160
783af6d8f4db6aa579c45719ed3a18ebeecfa523
Diameter
47081962
Circumference
147912345.93579
Area
1.74100086267E+15
Volume
5.464649097213E+22
Surface area
6.9640034506799E+15
Circumference
147912345.93579
Perimeter
94163924
Area
554177786442361
Diagonal
33291974.601767
Surface area
3325066718654166
Volume
1.3045888741262E+22
Space diagonal
40774175.152014
Perimeter
70622943
Area
2.3996602063606E+14
Altitude
20387087.576007
Surface area
2.3996602063606E+14
Volume
1.5374727325919E+21
Height
11097324.867256