20451709 is an odd 8-digits prime number following 20451708
and preceding 20451710 . In scientific notation, it is written as 2.0451709 × 10^7.
The sum of its digits is 28. It has a total of 1 prime factors and 2 positive divisors.
There are 20451708 positive integers (up to 20451709) that are relatively prime to 20451709.
20451709 has 2 divisors, whose sum is 20451710
The reverse of 20451709 is 90715402
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million four hundred fifty-one thousand seven hundred nine
Scientific notation
2.0451709 × 10^7
Engineering notation
2.0451709 × 10^6
Prime Factorization
20451709
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
20451709
Product of the distinct prime numbers
The prime factorization of 20451709 is 20451709.
Since it has a total of 1 prime factors.
2 , 2 , 40 , 45 , 332 , 141 , 9870 , 2974 , 16049 , 59793 , 220080 , 776332 , 7908186 , 5184185 , 19245869 , 78791205 , 626337613 , 283355725 , 132207047 , 8673442957
n×2
40903418
n×3
61355127
n×4
81806836
n×5
102258545
n÷2
10225854.5
n÷3
6817236.3333333
n÷3
5112927.25
n÷5
4090341.8
n2
418272401020681
n3
8.5543854284063E+21
n4
1.7495180145561E+29
n5
3.5780633323958E+36
2 √n
4522.3565759458
3 √n
273.47011182628
4 √n
67.248468948711
5 √n
28.983172452992
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
20451710
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
10225855
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4522.3566865076
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999022087
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20451709 can be divided by 2 positive divisors.
The sum of these divisors (counting 20451709) is 20451710, the average is 10225855.
Base
System
Value
2
Binary
1001110000001000101111101
3
Ternary
1102111001110201
4
Quaternary
1032001011331
5
Quinary
20213423314
6
Senary
2010203501
8
Octal
116010575
10
Decimal
20451709
12
Duodecimal
6a23591
16
Hexadecimal
138117d
20
Vigesimal
67g959
36
Base36
c6cn1
md5
ebe9542633e1a4232df7d850449b3dff
sha1
2815af0a325e1871a8854551ddeeff29bb1dd570
sha256
a845a8ac2ecbda03a08e06993feaf8bb8e17ae5b5b1c3c5f291ef67c3bbc7379
sha512
0390946b641834d4a52da21f4776766c06ca4b355d9c5d77447272465ea29fd2c69c6ac7ed08e5f8ee4b1adc9175b524ed7e67d0c0dbe0282451a4992f2e61ad
ripemd-160
fd51ceb684271724079a6675455816f177c50540
Diameter
40903418
Circumference
128501877.49551
Area
1.3140415022459E+15
Volume
3.5832525890476E+22
Surface area
5.2561660089837E+15
Circumference
128501877.49551
Perimeter
81806836
Area
418272401020681
Diagonal
28923084.241508
Surface area
2509634406124086
Volume
8.5543854284063E+21
Space diagonal
35423399.089614
Perimeter
61355127
Area
1.8111726249291E+14
Altitude
17711699.544807
Surface area
1.8111726249291E+14
Volume
1.0081439908849E+21
Height
9641028.0805026