20973872 is an even 8-digits composite number following 20973871
and preceding 20973873 . In scientific notation, it is written as 2.0973872 × 10^7.
The sum of its digits is 38. It has a total of 6 prime factors and 20 positive divisors.
There are 9934848 positive integers (up to 20973872) that are relatively prime to 20973872.
20973872 has 20 divisors, whose sum is 42776280
The reverse of 20973872 is 27837902
Previous prime number is 19
Is Prime? no
Number parity even
Number length 8
Sum of Digits 38
Digital Root 2
Name
twenty million nine hundred seventy-three thousand eight hundred seventy-two
Scientific notation
2.0973872 × 10^7
Engineering notation
2.0973872 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 19 × 68993
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
2621734
Product of the distinct prime numbers
The prime factorization of 20973872 is 2 × 2 × 2 × 2 × 19 × 68993.
Since it has a total of 6 prime factors.
2 , 2 , 65 , 69 , 419 , 126 , 347 , 5514 , 70598 , 96029 , 433361 , 390454 , 4171887 , 1997748 , 99293379 , 21625204 , 258845988 , 225378073 , 1022064350 , 8370782977
n×2
41947744
n×3
62921616
n×4
83895488
n×5
104869360
n÷2
10486936
n÷3
6991290.6666667
n÷3
5243468
n÷5
4194774.4
n2
439903306672384
n3
9.2264756465233E+21
n4
1.935149192213E+29
n5
4.0587571458378E+36
2 √n
4579.7240091516
3 √n
275.77794924532
4 √n
67.673658162919
5 √n
29.129680595421
1 , 2 , 4 , 8 , 16 , 19 , 38 , 76 , 152 , 304 , 68993 , 137986 , 275972 , 551944 , 1103888 , 1310867 , 2621734 , 5243468 , 10486936 , 20973872
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20973871
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20973872 can be divided by 20 positive divisors.
The sum of these divisors (counting 20973872) is 1, the average is 0.05.
Base
System
Value
2
Binary
1010000000000100100110000
3
Ternary
1110110120202002
4
Quaternary
1100000210300
5
Quinary
20332130442
6
Senary
2025313132
8
Octal
120004460
10
Decimal
20973872
12
Duodecimal
70357a8
16
Hexadecimal
1400930
20
Vigesimal
6b1edc
36
Base36
chjjk
md5
df7c13003839f48f9c47856d2edefd63
sha1
8a28158b7ccb247f8a23c6803bbb8795a37cc15e
sha256
1f1199ccca01d27a4de781b5094aa933e74e9485e1be55f8bcbf3712075d01c3
sha512
d68ec5137538cad1c70f8bdc6ee2e6ceb86e7ec0270e1de6b8c667e1ea6560bfc310289a3ad40ba7c40f39aa0ee429173e174afdfa69beb98cf4a3c1882f94c2
ripemd-160
1acef25333b6ab4dd0530d0a00b3a1a3e10a3dec
Diameter
41947744
Circumference
131782724.38507
Area
1.3819969965318E+15
Volume
3.8647770812857E+22
Surface area
5.5279879861273E+15
Circumference
131782724.38507
Perimeter
83895488
Area
439903306672384
Diagonal
29661534.237877
Surface area
2639419840034304
Volume
9.2264756465233E+21
Space diagonal
36327811.935446
Perimeter
62921616
Area
1.9048371939353E+14
Altitude
18163905.967723
Surface area
1.9048371939353E+14
Volume
1.0873505826849E+21
Height
9887178.0792924