20749293 is an odd 8-digits composite number following 20749292
and preceding 20749294 . In scientific notation, it is written as 2.0749293 × 10^7.
The sum of its digits is 36. It has a total of 3 prime factors and 8 positive divisors.
There are 13739136 positive integers (up to 20749293) that are relatively prime to 20749293.
20749293 has 8 divisors, whose sum is 23211000
The reverse of 20749293 is 39294702
Previous prime number is 149
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
twenty million seven hundred forty-nine thousand two hundred ninety-three
Scientific notation
2.0749293 × 10^7
Engineering notation
2.0749293 × 10^6
Prime Factorization
9 × 149 × 15473
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20749293
Product of the distinct prime numbers
The prime factorization of 20749293 is 9 × 149 × 15473.
Since it has a total of 3 prime factors.
8 , 8 , 77 , 13 , 568 , 293 , 3856 , 6610 , 22613 , 41071 , 81111 , 882876 , 5141706 , 1033581 , 51662476 , 50174641 , 578141737 , 226301800 , 4955991327 , 4228483481
n×2
41498586
n×3
62247879
n×4
82997172
n×5
103746465
n÷2
10374646.5
n÷3
6916431
n÷3
5187323.25
n÷5
4149858.6
n2
430533159999849
n3
8.9332586830527E+21
n4
1.8535880185946E+29
n5
3.8460640899108E+36
2 √n
4555.1391855793
3 √n
274.79011202447
4 √n
67.491771243458
5 √n
29.067030121662
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
-20749292
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 20749293 can be divided by 8 positive divisors.
The sum of these divisors (counting 20749293) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111001001101111101101
3
Ternary
1110001011200100
4
Quaternary
1033021233231
5
Quinary
20302434133
6
Senary
2020421313
8
Octal
117115755
10
Decimal
20749293
12
Duodecimal
6b47839
16
Hexadecimal
13c9bed
20
Vigesimal
69dd4d
36
Base36
ccq99
md5
5a5ee6c5f37f1fbf1bc615bfca10bf20
sha1
1f08687be2a122d2bd2e80afd75e699758c77827
sha256
fee81b8fc8d35f298479634c0550408291b5778f30e4456a25c46bddbb973a30
sha512
974034f74ea7a32f4e4d5f8c45a7bc808ce59cfa4bc68741822503407db1d61eea63131ba6f143954a96be7df5ca608d19bdd1c4fced205c52330d7bcab9bd7f
ripemd-160
238dbee6ee7f1af6dbbbd7c03608c87dbd7aebbe
Diameter
41498586
Circumference
130371652.91196
Area
1.3525598125823E+15
Volume
3.7419546468394E+22
Surface area
5.4102392503293E+15
Circumference
130371652.91196
Perimeter
82997172
Area
430533159999849
Diagonal
29343931.570253
Surface area
2583198959999094
Volume
8.9332586830527E+21
Space diagonal
35938829.697133
Perimeter
62247879
Area
1.8642632686573E+14
Altitude
17969414.848567
Surface area
1.8642632686573E+14
Volume
1.0527946321467E+21
Height
9781310.5234177