20972950 is an even 8-digits composite number following 20972949
and preceding 20972951 . In scientific notation, it is written as 2.0972950 × 10^7.
The sum of its digits is 34. It has a total of 4 prime factors and 12 positive divisors.
There are 8389160 positive integers (up to 20972950) that are relatively prime to 20972950.
20972950 has 12 divisors, whose sum is 39009780
The reverse of 20972950 is 05927902
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 34
Digital Root 7
Name
twenty million nine hundred seventy-two thousand nine hundred fifty
Scientific notation
2.0972950 × 10^7
Engineering notation
2.0972950 × 10^6
Prime Factorization
2 × 5 × 5 × 419459
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
4194590
Product of the distinct prime numbers
The prime factorization of 20972950 is 2 × 5 × 5 × 419459.
Since it has a total of 4 prime factors.
10 , 4 , 38 , 75 , 366 , 122 , 3099 , 7133 , 80821 , 82672 , 160136 , 706544 , 768846 , 8505744 , 39268904 , 10725472 , 432975729 , 734589873 , 9408899324 , 1586967026
n×2
41945900
n×3
62918850
n×4
83891800
n×5
104864750
n÷2
10486475
n÷3
6990983.3333333
n÷3
5243237.5
n÷5
4194590
n2
439864631702500
n3
9.2252589274649E+21
n4
1.9348089422278E+29
n5
4.0578651204896E+36
2 √n
4579.6233469577
3 √n
275.77390816991
4 √n
67.672914426362
5 √n
29.129424485936
1 , 2 , 5 , 10 , 25 , 50 , 419459 , 838918 , 2097295 , 4194590 , 10486475 , 20972950
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
-20972949
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 20972950 can be divided by 12 positive divisors.
The sum of these divisors (counting 20972950) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1010000000000010110010110
3
Ternary
1110110112110221
4
Quaternary
1100000112112
5
Quinary
20332113300
6
Senary
2025304554
8
Octal
120002626
10
Decimal
20972950
12
Duodecimal
703515a
16
Hexadecimal
1400596
20
Vigesimal
6b1c7a
36
Base36
chity
md5
ff15a777e41fa47f48acc928278cddcd
sha1
17eca259a219d55bff6dfb735246d21a4107c809
sha256
3394039184953020241896677e9b46f05495b78899bb2fa2c190bb1750e5fac7
sha512
ec1d22cf2a483aa1a2a1f99b5381b803bd2b111154801b29b9354352da6d3abb93a55ca1867e3aa0ff6a3da55fcc246bd029f4609c87a197ca3fdd7213306a9f
ripemd-160
f5657a888b6b42acd7de9c413c4436ed5c8d4e7a
Diameter
41945900
Circumference
131776931.28821
Area
1.3818754955306E+15
Volume
3.8642674231983E+22
Surface area
5.5275019821222E+15
Circumference
131776931.28821
Perimeter
83891800
Area
439864631702500
Diagonal
29660230.332973
Surface area
2639187790215000
Volume
9.2252589274649E+21
Space diagonal
36326214.984602
Perimeter
62918850
Area
1.9046697264033E+14
Altitude
18163107.492301
Surface area
1.9046697264033E+14
Volume
1.0872071909687E+21
Height
9886743.4443243