20247979 is an odd 8-digits prime number following 20247978
and preceding 20247980 . In scientific notation, it is written as 2.0247979 × 10^7.
The sum of its digits is 40. It has a total of 1 prime factors and 2 positive divisors.
There are 20247978 positive integers (up to 20247979) that are relatively prime to 20247979.
20247979 has 2 divisors, whose sum is 20247980
The reverse of 20247979 is 97974202
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
twenty million two hundred forty-seven thousand nine hundred seventy-nine
Scientific notation
2.0247979 × 10^7
Engineering notation
2.0247979 × 10^6
Prime Factorization
20247979
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
20247979
Product of the distinct prime numbers
The prime factorization of 20247979 is 20247979.
Since it has a total of 1 prime factors.
5 , 6 , 18 , 17 , 670 , 127 , 4832 , 3363 , 70325 , 42000 , 935700 , 837669 , 6683969 , 9194772 , 18292679 , 74967047 , 118525680 , 422829478 , 6579305631 , 2866991456
n×2
40495958
n×3
60743937
n×4
80991916
n×5
101239895
n÷2
10123989.5
n÷3
6749326.3333333
n÷3
5061994.75
n÷5
4049595.8
n2
409980653584441
n3
8.301279664184E+21
n4
1.6808413631353E+29
n5
3.4033640623094E+36
2 √n
4499.7754388414
3 √n
272.55902096705
4 √n
67.080365524059
5 √n
28.925197724272
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
20247980
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
10123990
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4499.775549958
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999012247
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20247979 can be divided by 2 positive divisors.
The sum of these divisors (counting 20247979) is 20247980, the average is 10123990.
Base
System
Value
2
Binary
1001101001111010110101011
3
Ternary
1102002201000011
4
Quaternary
1031033112223
5
Quinary
20140413404
6
Senary
2001552351
8
Octal
115172653
10
Decimal
20247979
12
Duodecimal
69456b7
16
Hexadecimal
134f5ab
20
Vigesimal
66ajij
36
Base36
c1zfv
md5
368422ef7b134239931864e2a3701504
sha1
7b696ef1b4452f81c07f2b1c5498d752257efc18
sha256
75bc989e6237b7acef29889494109f23f9a1cfc7892b817e3b20a08006c375e6
sha512
6cc6310d4719478bde81793a24dc41d76a9dfbc546f239564e5b87fd9928333cee775af7ae264ca7de2be56fc57ac72c601d8c9efd7e1038f842d0ccd26b5677
ripemd-160
4d59af60387f33cda71de84829e4e39eff7535e1
Diameter
40495958
Circumference
127221804.15288
Area
1.2879922094148E+15
Volume
3.4772318944527E+22
Surface area
5.1519688376593E+15
Circumference
127221804.15288
Perimeter
80991916
Area
409980653584441
Diagonal
28634966.512446
Surface area
2459883921506646
Volume
8.301279664184E+21
Space diagonal
35070528.378588
Perimeter
60743937
Area
1.7752683053214E+14
Altitude
17535264.189294
Surface area
1.7752683053214E+14
Volume
9.7831519051175E+20
Height
9544988.8374819