20247980 is an even 8-digits composite number following 20247979
and preceding 20247981 . In scientific notation, it is written as 2.0247980 × 10^7.
The sum of its digits is 32. It has a total of 4 prime factors and 12 positive divisors.
There are 8099184 positive integers (up to 20247980) that are relatively prime to 20247980.
20247980 has 12 divisors, whose sum is 42520800
The reverse of 20247980 is 08974202
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty million two hundred forty-seven thousand nine hundred eighty
Scientific notation
2.0247980 × 10^7
Engineering notation
2.0247980 × 10^6
Prime Factorization
2 × 2 × 5 × 1012399
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
10123990
Product of the distinct prime numbers
The prime factorization of 20247980 is 2 × 2 × 5 × 1012399.
Since it has a total of 4 prime factors.
4 , 8 , 18 , 35 , 340 , 597 , 9433 , 350 , 43696 , 39567 , 601975 , 919101 , 1633744 , 550616 , 89026332 , 18370606 , 434441175 , 920882456 , 5395762910 , 4193827773
n×2
40495960
n×3
60743940
n×4
80991920
n×5
101239900
n÷2
10123990
n÷3
6749326.6666667
n÷3
5061995
n÷5
4049596
n2
409980694080400
n3
8.3012808941261E+21
n4
1.6808416951865E+29
n5
3.4033649027302E+36
2 √n
4499.775549958
3 √n
272.55902545407
4 √n
67.080366352294
5 √n
28.925198009982
1 , 2 , 4 , 5 , 10 , 20 , 1012399 , 2024798 , 4049596 , 5061995 , 10123990 , 20247980
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20247979
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20247980 can be divided by 12 positive divisors.
The sum of these divisors (counting 20247980) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001101001111010110101100
3
Ternary
1102002201000012
4
Quaternary
1031033112230
5
Quinary
20140413410
6
Senary
2001552352
8
Octal
115172654
10
Decimal
20247980
12
Duodecimal
69456b8
16
Hexadecimal
134f5ac
20
Vigesimal
66ajj0
36
Base36
c1zfw
md5
6adfadf11b7473926b2f44d323d97dab
sha1
371d0f63a0f3699a36089eef7fc5884857a08526
sha256
a8877eacc6765b580e183757afea6338fb2c9b3fb1b06930d4fc6b68d7c1cf5c
sha512
0ce7553cca0d777c3b704220cb4a36462f3a560e7808092fadd13af74e41557b774a12cf2c9f75f4983b914bfb13425fef8f6cf94e01c860da5551213cfc274b
ripemd-160
74be696436036e5e1e46e87b9aed4345385c047e
Diameter
40495960
Circumference
127221810.43607
Area
1.2879923366366E+15
Volume
3.4772324096496E+22
Surface area
5.1519693465465E+15
Circumference
127221810.43607
Perimeter
80991920
Area
409980694080400
Diagonal
28634967.926659
Surface area
2459884164482400
Volume
8.3012808941261E+21
Space diagonal
35070530.110638
Perimeter
60743940
Area
1.775268480674E+14
Altitude
17535265.055319
Surface area
1.775268480674E+14
Volume
9.7831533546181E+20
Height
9544989.3088864