20702457 is an odd 8-digits composite number following 20702456
and preceding 20702458 . In scientific notation, it is written as 2.0702457 × 10^7.
The sum of its digits is 27. It has a total of 3 prime factors and 8 positive divisors.
There are 13075128 positive integers (up to 20702457) that are relatively prime to 20702457.
20702457 has 8 divisors, whose sum is 24213600
The reverse of 20702457 is 75420702
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty million seven hundred two thousand four hundred fifty-seven
Scientific notation
2.0702457 × 10^7
Engineering notation
2.0702457 × 10^6
Prime Factorization
9 × 19 × 121067
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20702457
Product of the distinct prime numbers
The prime factorization of 20702457 is 9 × 19 × 121067.
Since it has a total of 3 prime factors.
3 , 9 , 22 , 90 , 58 , 614 , 5288 , 37 , 66976 , 28571 , 511018 , 239356 , 7447712 , 2752519 , 75867746 , 33037231 , 506593146 , 812426803 , 5954272907 , 4981895443
n×2
41404914
n×3
62107371
n×4
82809828
n×5
103512285
n÷2
10351228.5
n÷3
6900819
n÷3
5175614.25
n÷5
4140491.4
n2
428591725836849
n3
8.8729017746932E+21
n4
1.8369086745581E+29
n5
3.8028522847966E+36
2 √n
4549.9952747228
3 √n
274.58320111217
4 √n
67.453652790066
5 √n
29.053896042595
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
-20702456
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 20702457 can be divided by 8 positive divisors.
The sum of these divisors (counting 20702457) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110111110010011111001
3
Ternary
1102221210102200
4
Quaternary
1032332103321
5
Quinary
20244434312
6
Senary
2015420413
8
Octal
116762371
10
Decimal
20702457
12
Duodecimal
6b24709
16
Hexadecimal
13be4f9
20
Vigesimal
697g2h
36
Base36
cbq49
md5
fafdd678d773c8511c1a719b9ac95e89
sha1
eb5f6a454c5642b371a45ee26f9f247c7db786b1
sha256
f8906a1b4afffc5be3130fe846ad32fea7925b6d58726951d8ebda017299e0de
sha512
67d4d9b6ff6a30b26dc3274d2d39f6a3bedfab8118200b5079443239de2662c245cb126b51350058d7b52ecc3d0d3f85182ed28928f4e7d1ff1a5500a1a8bdf4
ripemd-160
522a06f9565af0361cbbbbfc624c7a059c52e3ae
Diameter
41404914
Circumference
130077373.64492
Area
1.3464606172784E+15
Volume
3.7166724041866E+22
Surface area
5.3858424691137E+15
Circumference
130077373.64492
Perimeter
82809828
Area
428591725836849
Diagonal
29277695.463846
Surface area
2571550355021094
Volume
8.8729017746932E+21
Space diagonal
35857707.36551
Perimeter
62107371
Area
1.8558566121326E+14
Altitude
17928853.682755
Surface area
1.8558566121326E+14
Volume
1.0456815022813E+21
Height
9759231.8212819