20853867 is an odd 8-digits composite number following 20853866
and preceding 20853868 . In scientific notation, it is written as 2.0853867 × 10^7.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 13726440 positive integers (up to 20853867) that are relatively prime to 20853867.
20853867 has 8 divisors, whose sum is 28157440
The reverse of 20853867 is 76835802
Previous prime number is 79
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
twenty million eight hundred fifty-three thousand eight hundred sixty-seven
Scientific notation
2.0853867 × 10^7
Engineering notation
2.0853867 × 10^6
Prime Factorization
3 × 79 × 87991
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20853867
Product of the distinct prime numbers
The prime factorization of 20853867 is 3 × 79 × 87991.
Since it has a total of 3 prime factors.
8 , 5 , 81 , 77 , 406 , 219 , 3638 , 8613 , 86617 , 82701 , 494941 , 493578 , 3699443 , 3818762 , 95023144 , 6082890 , 412532086 , 353098485 , 4467277696 , 8335287105
n×2
41707734
n×3
62561601
n×4
83415468
n×5
104269335
n÷2
10426933.5
n÷3
6951289
n÷3
5213466.75
n÷5
4170773.4
n2
434883768853689
n3
9.0690082761336E+21
n4
1.8912389241239E+29
n5
3.9439644988903E+36
2 √n
4566.6034423847
3 √n
275.2509752886
4 √n
67.576648647182
5 √n
29.096270118128
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20853866
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20853867 can be divided by 8 positive divisors.
The sum of these divisors (counting 20853867) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111100011010001101011
3
Ternary
1110020111010110
4
Quaternary
1033203101223
5
Quinary
20314310432
6
Senary
2022545403
8
Octal
117432153
10
Decimal
20853867
12
Duodecimal
6b98263
16
Hexadecimal
13e346b
20
Vigesimal
6a6ed7
36
Base36
ceyy3
md5
0406dabcfe27f066066ed48a5852faf0
sha1
3afeab2076c38a7e65a459f21a1a8f7929013902
sha256
f85675ffcfebcf4f643ad618a26a702a532276f71b480903bb381f3aef8f4911
sha512
fa033d0e28179051ed4edf16507f50207bae9b4189098a7631ee0598746c7402aa6b0b2a2da09df726c609fa879c0be446beec9765c785c97d779ae539642df8
ripemd-160
21846ee91b8c414c25e91056cbe575c7fc1ffe54
Diameter
41707734
Circumference
131028710.73228
Area
1.3662276533962E+15
Volume
3.7988173034195E+22
Surface area
5.4649106135848E+15
Circumference
131028710.73228
Perimeter
83415468
Area
434883768853689
Diagonal
29491821.539325
Surface area
2609302613122134
Volume
9.0690082761336E+21
Space diagonal
36119957.178284
Perimeter
62561601
Area
1.8831019576041E+14
Altitude
18059978.589142
Surface area
1.8831019576041E+14
Volume
1.0687928751152E+21
Height
9830607.1797749