20925085 is an odd 8-digits composite number following 20925084
and preceding 20925086 . In scientific notation, it is written as 2.0925085 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 16510464 positive integers (up to 20925085) that are relatively prime to 20925085.
20925085 has 8 divisors, whose sum is 25454520
The reverse of 20925085 is 58052902
Previous prime number is 73
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million nine hundred twenty-five thousand eighty-five
Scientific notation
2.0925085 × 10^7
Engineering notation
2.0925085 × 10^6
Prime Factorization
5 × 73 × 57329
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20925085
Product of the distinct prime numbers
The prime factorization of 20925085 is 5 × 73 × 57329.
Since it has a total of 3 prime factors.
7 , 7 , 62 , 78 , 259 , 270 , 3239 , 4948 , 98951 , 12362 , 331407 , 130030 , 3188278 , 3373536 , 56346944 , 314556 , 972675190 , 764286533 , 5683172599 , 715227863
n×2
41850170
n×3
62775255
n×4
83700340
n×5
104625425
n÷2
10462542.5
n÷3
6975028.3333333
n÷3
5231271.25
n÷5
4185017
n2
437859182257225
n3
9.1622406067629E+21
n4
1.9172066348697E+29
n5
4.0117711797212E+36
2 √n
4574.3944954496
3 √n
275.56395562635
4 √n
67.6342701258
5 √n
29.116116348806
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
-20925084
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 20925085 can be divided by 8 positive divisors.
The sum of these divisors (counting 20925085) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111110100101010011101
3
Ternary
1110101002211011
4
Quaternary
1033310222131
5
Quinary
20324100320
6
Senary
2024255221
8
Octal
117645235
10
Decimal
20925085
12
Duodecimal
7011511
16
Hexadecimal
13f4a9d
20
Vigesimal
6afce5
36
Base36
cghwd
md5
4203222e534fa0d8a3da215b93ffa8a9
sha1
0a2cd46e92be10c802a9fcae19677bda4c718872
sha256
fffc593921b2e1988308ed18e39a5dedc6888b58c54acf5ee1b449f951425fb1
sha512
91330290e19e654f92201246b6aab7329b7946c8c6d6a5a7d30a508ec568b7c70fb167d47953e1adf02a16e719a37047335c482449d397e74063b3fdf2965544
ripemd-160
1cebab679295229acb86ce784b9874d3325a273c
Diameter
41850170
Circumference
131476186.62348
Area
1.3755751902861E+15
Volume
3.8378703707505E+22
Surface area
5.5023007611445E+15
Circumference
131476186.62348
Perimeter
83700340
Area
437859182257225
Diagonal
29592539.00081
Surface area
2627155093543350
Volume
9.1622406067629E+21
Space diagonal
36243310.372697
Perimeter
62775255
Area
1.8959858755752E+14
Altitude
18121655.186349
Surface area
1.8959858755752E+14
Volume
1.0797804106508E+21
Height
9864179.6669366