20852489 is an odd 8-digits composite number following 20852488
and preceding 20852490 . In scientific notation, it is written as 2.0852489 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 16821504 positive integers (up to 20852489) that are relatively prime to 20852489.
20852489 has 8 divisors, whose sum is 22530600
The reverse of 20852489 is 98425802
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
twenty million eight hundred fifty-two thousand four hundred eighty-nine
Scientific notation
2.0852489 × 10^7
Engineering notation
2.0852489 × 10^6
Prime Factorization
49 × 17 × 25033
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20852489
Product of the distinct prime numbers
The prime factorization of 20852489 is 49 × 17 × 25033.
Since it has a total of 3 prime factors.
3 , 7 , 29 , 4 , 181 , 146 , 7336 , 4429 , 18714 , 29111 , 159917 , 792917 , 5258411 , 7905228 , 66157541 , 33165603 , 322484160 , 497016320 , 8276300141 , 8295871487
n×2
41704978
n×3
62557467
n×4
83409956
n×5
104262445
n÷2
10426244.5
n÷3
6950829.6666667
n÷3
5213122.25
n÷5
4170497.8
n2
434826297495121
n3
9.0672105854277E+21
n4
1.8907390899332E+29
n5
3.9426616074701E+36
2 √n
4566.4525618909
3 √n
275.2449123971
4 √n
67.575532272346
5 √n
29.095885578224
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
-20852488
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 20852489 can be divided by 8 positive divisors.
The sum of these divisors (counting 20852489) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111100010111100001001
3
Ternary
1110020102020102
4
Quaternary
1033202330021
5
Quinary
20314234424
6
Senary
2022535145
8
Octal
117427411
10
Decimal
20852489
12
Duodecimal
6b974b5
16
Hexadecimal
13e2f09
20
Vigesimal
6a6b49
36
Base36
cexvt
md5
dc6fdfb4315e27d47459c81c1ac9a68d
sha1
92e149e5c0f4465625b8e598b82f4047647dee98
sha256
49b2e6b42e879316c8aa26e74e7c5ffc2d50a2cbeb889625110df3a280a8cc16
sha512
a74ad3962a21da0a35d76d70ff06ab783f8d331f2352c0143ac11cf5faaf8f22821b6a5f3a47aa6e376a057826966ef3723e4114c7dc08f68fb7f987ef330081
ripemd-160
063cc782a00c42546284ec534acff49a9f963beb
Diameter
41704978
Circumference
131020052.50292
Area
1.3660471017983E+15
Volume
3.7980642884975E+22
Surface area
5.4641884071933E+15
Circumference
131020052.50292
Perimeter
83409956
Area
434826297495121
Diagonal
29489872.753036
Surface area
2608957784970726
Volume
9.0672105854277E+21
Space diagonal
36117570.412271
Perimeter
62557467
Area
1.8828530993215E+14
Altitude
18058785.206136
Surface area
1.8828530993215E+14
Volume
1.0685810152337E+21
Height
9829957.5843453