20956872 is an even 8-digits composite number following 20956871
and preceding 20956873 . In scientific notation, it is written as 2.0956872 × 10^7.
The sum of its digits is 39. It has a total of 6 prime factors and 32 positive divisors.
There are 6970560 positive integers (up to 20956872) that are relatively prime to 20956872.
20956872 has 32 divisors, whose sum is 52505280
The reverse of 20956872 is 27865902
Previous prime number is 823
Is Prime? no
Number parity even
Number length 8
Sum of Digits 39
Digital Root 3
Name
twenty million nine hundred fifty-six thousand eight hundred seventy-two
Scientific notation
2.0956872 × 10^7
Engineering notation
2.0956872 × 10^6
Prime Factorization
2 × 2 × 2 × 3 × 823 × 1061
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
5239218
Product of the distinct prime numbers
The prime factorization of 20956872 is 2 × 2 × 2 × 3 × 823 × 1061.
Since it has a total of 6 prime factors.
3 , 4 , 63 , 40 , 190 , 566 , 5526 , 9716 , 7262 , 87969 , 408306 , 696814 , 6433555 , 5788104 , 91607495 , 95776237 , 784863618 , 699238844 , 7490050861 , 3605371540
n×2
41913744
n×3
62870616
n×4
83827488
n×5
104784360
n÷2
10478436
n÷3
6985624
n÷3
5239218
n÷5
4191374.4
n2
439190484024384
n3
9.2040587573171E+21
n4
1.9288828125757E+29
n5
4.0423350206149E+36
2 √n
4577.8676258712
3 √n
275.70342013024
4 √n
67.659941072035
5 √n
29.124956954503
1 , 2 , 3 , 4 , 6 , 8 , 12 , 24 , 823 , 1061 , 1646 , 2122 , 2469 , 3183 , 3292 , 4244 , 4938 , 6366 , 6584 , 8488 , 9876 , 12732 , 19752 , 25464 , 873203 , 1746406 , 2619609 , 3492812 , 5239218 , 6985624 , 10478436 , 20956872
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20956871
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20956872 can be divided by 32 positive divisors.
The sum of these divisors (counting 20956872) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1001111111100011011001000
3
Ternary
1110102201102110
4
Quaternary
1033330123020
5
Quinary
20331104442
6
Senary
2025102320
8
Octal
117743310
10
Decimal
20956872
12
Duodecimal
70279a0
16
Hexadecimal
13fc6c8
20
Vigesimal
6ajc3c
36
Base36
ch6fc
md5
ec51070730e6c9c421474f85d38251bf
sha1
995a512a17bd58e2a26106fb6935df8652ec107b
sha256
b66d6bf0f3daaaf4e1ee0133a3c959097d834a9ea69ebb42d69d09a25718bcfd
sha512
bab9ab9c157d36766618de7c13a37b40124554e24ed2721ae362c52f2f6ec74e737dc557d9099c136a6890aebfcc5c09cc800a4cb663248a223fae67f8a75cbd
ripemd-160
4b7a2eb7d01c0620ce94b690a60f9df999800bc1
Diameter
41913744
Circumference
131675910.23484
Area
1.3797575981376E+15
Volume
3.8553871166928E+22
Surface area
5.5190303925502E+15
Circumference
131675910.23484
Perimeter
83827488
Area
439190484024384
Diagonal
29637492.607317
Surface area
2635142904146304
Volume
9.2040587573171E+21
Space diagonal
36298367.071718
Perimeter
62870616
Area
1.9017505813275E+14
Altitude
18149183.535859
Surface area
1.9017505813275E+14
Volume
1.0847087269564E+21
Height
9879164.202439