23161921 is an odd 8-digits composite number following 23161920
and preceding 23161922 . In scientific notation, it is written as 2.3161921 × 10^7.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 23150932 positive integers (up to 23161921) that are relatively prime to 23161921.
23161921 has 4 divisors, whose sum is 23172912
The reverse of 23161921 is 12916132
Previous prime number is 8147
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty-three million one hundred sixty-one thousand nine hundred twenty-one
Scientific notation
2.3161921 × 10^7
Engineering notation
2.3161921 × 10^6
Prime Factorization
8147 × 2843
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
23161921
Product of the distinct prime numbers
The prime factorization of 23161921 is 8147 × 2843.
Since it has a total of 2 prime factors.
2 , 1 , 43 , 46 , 332 , 623 , 2173 , 1510 , 83681 , 84431 , 105339 , 542802 , 9335340 , 5396744 , 64889751 , 98324695 , 604940724 , 833325149 , 9603452247 , 6589416813
n×2
46323842
n×3
69485763
n×4
92647684
n×5
115809605
n÷2
11580960.5
n÷3
7720640.3333333
n÷3
5790480.25
n÷5
4632384.2
n2
536474584410241
n3
1.2425781942618E+22
n4
2.8780497971814E+29
n5
6.6661162036382E+36
2 √n
4812.6833471568
3 √n
285.05250289526
4 √n
69.373506089549
5 √n
29.713575543806
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
-23161920
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 23161921 can be divided by 4 positive divisors.
The sum of these divisors (counting 23161921) is 1, the average is 0.25.
Base
System
Value
2
Binary
1011000010110110001000001
3
Ternary
1121120202011221
4
Quaternary
1120112301001
5
Quinary
21412140141
6
Senary
2144235041
8
Octal
130266101
10
Decimal
23161921
12
Duodecimal
790ba81
16
Hexadecimal
1616c41
20
Vigesimal
74f4g1
36
Base36
dsfup
md5
4bb574a22c147757c87acd22dcbf3dc6
sha1
86e9d12866a0b71b86ce3cff8885cf011584252e
sha256
73b5244c41fa649cf4c757e2993cac26dfbc01ebd433722d2258f19ebb365a65
sha512
22c464fa49b1ad0c7abb3c22fcda7affe35b9129b11e21d00da2a91a499eb7b103e137121a668aedc76cbd4344842ad23cb1708624cc0c8eedc39bc68f4fdd5a
ripemd-160
40519075a07b5754e789351d236534ad6b5410c8
Diameter
46323842
Circumference
145530641.71325
Area
1.6853846132209E+15
Volume
5.2048993688049E+22
Surface area
6.7415384528834E+15
Circumference
145530641.71325
Perimeter
92647684
Area
536474584410241
Diagonal
32755902.808814
Surface area
3218847506461446
Volume
1.2425781942618E+22
Space diagonal
40117623.972897
Perimeter
69485763
Area
2.3230030929198E+14
Altitude
20058811.986448
Surface area
2.3230030929198E+14
Volume
1.4643924455284E+21
Height
10918634.269605