23161721 is an odd 8-digits composite number following 23161720
and preceding 23161722 . In scientific notation, it is written as 2.3161721 × 10^7.
The sum of its digits is 23. It has a total of 2 prime factors and 4 positive divisors.
There are 21056100 positive integers (up to 23161721) that are relatively prime to 23161721.
23161721 has 4 divisors, whose sum is 25267344
The reverse of 23161721 is 12716132
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty-three million one hundred sixty-one thousand seven hundred twenty-one
Scientific notation
2.3161721 × 10^7
Engineering notation
2.3161721 × 10^6
Prime Factorization
11 × 2105611
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
23161721
Product of the distinct prime numbers
The prime factorization of 23161721 is 11 × 2105611.
Since it has a total of 2 prime factors.
10 , 2 , 13 , 43 , 143 , 532 , 4524 , 9093 , 55673 , 10152 , 449115 , 648121 , 2557397 , 7887489 , 19682388 , 96556760 , 962269646 , 777480628 , 341914597 , 1809118141
n×2
46323442
n×3
69485163
n×4
92646884
n×5
115808605
n÷2
11580860.5
n÷3
7720573.6666667
n÷3
5790430.25
n÷5
4632344.2
n2
536465319681841
n3
1.2425460060647E+22
n4
2.8779503922134E+29
n5
6.6658284036287E+36
2 √n
4812.6625686827
3 √n
285.05168242985
4 √n
69.373356331395
5 √n
29.713524229102
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
-23161720
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 23161721 can be divided by 4 positive divisors.
The sum of these divisors (counting 23161721) is 1, the average is 0.25.
Base
System
Value
2
Binary
1011000010110101101111001
3
Ternary
1121120201220112
4
Quaternary
1120112231321
5
Quinary
21412133341
6
Senary
2144234105
8
Octal
130265571
10
Decimal
23161721
12
Duodecimal
790b935
16
Hexadecimal
1616b79
20
Vigesimal
74f461
36
Base36
dsfp5
md5
c9cb55d2c5978efe98c406a5372fe20e
sha1
d2958f0277c7b74577c69857f14bce1099423719
sha256
8833d623bc214f414cdba263018d7aa2dfcf3304e21c8148ae007d858ee3bb52
sha512
dbbae543045de990acf9d9c19860b1103c1ea23e4cb2b7f14a832e8dec5d02b3b6dcdb502dc71344e388483de9b6e9fbd651a36855ab27687c66028d9a58775d
ripemd-160
4f292b9da9520fc8cdb726e041bd8ee4c2da0325
Diameter
46323442
Circumference
145529385.07619
Area
1.6853555072182E+15
Volume
5.2047645392001E+22
Surface area
6.7414220288727E+15
Circumference
145529385.07619
Perimeter
92646884
Area
536465319681841
Diagonal
32755619.966102
Surface area
3218791918091046
Volume
1.2425460060647E+22
Space diagonal
40117277.562735
Perimeter
69485163
Area
2.3229629754691E+14
Altitude
20058638.781368
Surface area
2.3229629754691E+14
Volume
1.4643545113743E+21
Height
10918539.988701