20852487 is an odd 8-digits composite number following 20852486
and preceding 20852488 . In scientific notation, it is written as 2.0852487 × 10^7.
The sum of its digits is 36. It has a total of 3 prime factors and 8 positive divisors.
There are 13705440 positive integers (up to 20852487) that are relatively prime to 20852487.
20852487 has 8 divisors, whose sum is 23496480
The reverse of 20852487 is 78425802
Previous prime number is 71
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
twenty million eight hundred fifty-two thousand four hundred eighty-seven
Scientific notation
2.0852487 × 10^7
Engineering notation
2.0852487 × 10^6
Prime Factorization
9 × 71 × 32633
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20852487
Product of the distinct prime numbers
The prime factorization of 20852487 is 9 × 71 × 32633.
Since it has a total of 3 prime factors.
7 , 2 , 74 , 81 , 102 , 799 , 9369 , 1542 , 36110 , 43105 , 612363 , 169846 , 3164320 , 8862144 , 25401800 , 84301493 , 842736031 , 748894676 , 3827693818 , 8454184065
n×2
41704974
n×3
62557461
n×4
83409948
n×5
104262435
n÷2
10426243.5
n÷3
6950829
n÷3
5213121.75
n÷5
4170497.4
n2
434826214085169
n3
9.0672079764702E+21
n4
1.8907383645564E+29
n5
3.9426597167314E+36
2 √n
4566.4523429025
3 √n
275.24490359735
4 √n
67.575530652023
5 √n
29.095885020097
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
-20852486
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 20852487 can be divided by 8 positive divisors.
The sum of these divisors (counting 20852487) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111100010111100000111
3
Ternary
1110020102020100
4
Quaternary
1033202330013
5
Quinary
20314234422
6
Senary
2022535143
8
Octal
117427407
10
Decimal
20852487
12
Duodecimal
6b974b3
16
Hexadecimal
13e2f07
20
Vigesimal
6a6b47
36
Base36
cexvr
md5
609f27d22655545e98d4e252e5375a1b
sha1
c8b1535fd68f5fd27a9c5a7250f924c516b72f97
sha256
049bba241cd705805f4e2ccae25dce77d2264c4dda195a59bde422af238c5f10
sha512
23b44fa1de3775c4897d956e5ab790c3d85e2b5fa3a63af8ef78a5080ee20423a353bdf94c7db5279049b01223e62989ac5e1b690362cbeae417a735bbd2e5b0
ripemd-160
67176b55cac260b6359fb1144e05cfe89ae718e1
Diameter
41704974
Circumference
131020039.93655
Area
1.3660468397582E+15
Volume
3.7980631956599E+22
Surface area
5.4641873590329E+15
Circumference
131020039.93655
Perimeter
83409948
Area
434826214085169
Diagonal
29489869.924609
Surface area
2608957284511014
Volume
9.0672079764702E+21
Space diagonal
36117566.94817
Perimeter
62557461
Area
1.8828527381458E+14
Altitude
18058783.474085
Surface area
1.8828527381458E+14
Volume
1.0685807077651E+21
Height
9829956.6415362