20232981 is an odd 8-digits composite number following 20232980
and preceding 20232982 . In scientific notation, it is written as 2.0232981 × 10^7.
The sum of its digits is 27. It has a total of 3 prime factors and 8 positive divisors.
There are 13023360 positive integers (up to 20232981) that are relatively prime to 20232981.
20232981 has 8 divisors, whose sum is 23256600
The reverse of 20232981 is 18923202
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty million two hundred thirty-two thousand nine hundred eighty-one
Scientific notation
2.0232981 × 10^7
Engineering notation
2.0232981 × 10^6
Prime Factorization
9 × 29 × 77521
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20232981
Product of the distinct prime numbers
The prime factorization of 20232981 is 9 × 29 × 77521.
Since it has a total of 3 prime factors.
1 , 10 , 42 , 71 , 475 , 280 , 4522 , 2338 , 89840 , 9842 , 837502 , 696982 , 3019211 , 9524641 , 3434739 , 62341622 , 890379952 , 929221147 , 1431015788 , 3787421409
n×2
40465962
n×3
60698943
n×4
80931924
n×5
101164905
n÷2
10116490.5
n÷3
6744327
n÷3
5058245.25
n÷5
4046596.2
n2
409373520146361
n3
8.2828466550244E+21
n4
1.6758667899702E+29
n5
3.3907780919999E+36
2 √n
4498.1086025128
3 √n
272.49170807751
4 √n
67.067940198823
5 √n
28.920911383323
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
-20232980
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 20232981 can be divided by 8 positive divisors.
The sum of these divisors (counting 20232981) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101001011101100010101
3
Ternary
1102001221102200
4
Quaternary
1031023230111
5
Quinary
20134423411
6
Senary
2001355113
8
Octal
115135425
10
Decimal
20232981
12
Duodecimal
6938a99
16
Hexadecimal
134bb15
20
Vigesimal
669291
36
Base36
c1nv9
md5
6cd0850d7f03062a0f19b431fa7d4cb2
sha1
37912c4ac2bb0b6486a86d13ab3071a10ce3b0f2
sha256
691bde13b4e91a20cb36c5c2bca2a04aa336f45daa2c02cc2b3f880651aa7de0
sha512
b134edbacc947271db8f0c33e442231e8819ef7afce11f67bbe31c72446ef78b2271c780952c6486059d8c6127657f92fa2ffda4b5ab0cacca23d926c293605b
ripemd-160
ccec862bc52d7bb4c95ec3ccb8331e60ff0ba87d
Diameter
40465962
Circumference
127127568.93964
Area
1.286084843466E+15
Volume
3.4695106936314E+22
Surface area
5.144339373864E+15
Circumference
127127568.93964
Perimeter
80931924
Area
409373520146361
Diagonal
28613756.137437
Surface area
2456241120878166
Volume
8.2828466550244E+21
Space diagonal
35044551.080576
Perimeter
60698943
Area
1.772639340417E+14
Altitude
17522275.540288
Surface area
1.772639340417E+14
Volume
9.7614283954935E+20
Height
9537918.712479