20042485 is an odd 8-digits composite number following 20042484
and preceding 20042486 . In scientific notation, it is written as 2.0042485 × 10^7.
The sum of its digits is 25. It has a total of 3 prime factors and 8 positive divisors.
There are 15999120 positive integers (up to 20042485) that are relatively prime to 20042485.
20042485 has 8 divisors, whose sum is 24103296
The reverse of 20042485 is 58424002
Previous prime number is 487
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million forty-two thousand four hundred eighty-five
Scientific notation
2.0042485 × 10^7
Engineering notation
2.0042485 × 10^6
Prime Factorization
5 × 487 × 8231
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20042485
Product of the distinct prime numbers
The prime factorization of 20042485 is 5 × 487 × 8231.
Since it has a total of 3 prime factors.
4 , 8 , 49 , 78 , 638 , 374 , 5431 , 1290 , 76051 , 94570 , 384008 , 868566 , 8125887 , 7630757 , 44009196 , 29452866 , 684087515 , 233150757 , 6233946631 , 6865579467
n×2
40084970
n×3
60127455
n×4
80169940
n×5
100212425
n÷2
10021242.5
n÷3
6680828.3333333
n÷3
5010621.25
n÷5
4008497
n2
401701204975225
n3
8.0510903751979E+21
n4
1.6136385807855E+29
n5
3.2341327050814E+36
2 √n
4476.8834025469
3 √n
271.63382911126
4 √n
66.909516532007
5 √n
28.866246336351
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
-20042484
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 20042485 can be divided by 8 positive divisors.
The sum of these divisors (counting 20042485) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100011101001011110101
3
Ternary
1101201021010021
4
Quaternary
1030131023311
5
Quinary
20112324420
6
Senary
1553325141
8
Octal
114351365
10
Decimal
20042485
12
Duodecimal
68667b1
16
Hexadecimal
131d2f5
20
Vigesimal
655645
36
Base36
bxkvp
md5
1ec6434f49fbcf8ab4d3a3ce8e2baf70
sha1
4979fa9257450f1bfcbc2eda93c525f615202178
sha256
0c1115e772d7124c41da2bd861a38d07eebf33d9d2d977e6f9fc3fcfc2070a50
sha512
989a588302cbd1ad8784e50916b86fbcc33cffc612723aea5947434d29724c2ab0f856ae85313985b7d2b4129598758f2314b6419c4e07be0aa7393228d0964e
ripemd-160
cab9bfa2b4656b3e9a65b7485b2c1b72d076fc1c
Diameter
40084970
Circumference
125930647.27137
Area
1.2619815544883E+15
Volume
3.3724328501479E+22
Surface area
5.0479262179533E+15
Circumference
125930647.27137
Perimeter
80169940
Area
401701204975225
Diagonal
28344354.110659
Surface area
2410207229851350
Volume
8.0510903751979E+21
Space diagonal
34714602.329937
Perimeter
60127455
Area
1.7394172411968E+14
Altitude
17357301.164969
Surface area
1.7394172411968E+14
Volume
9.4883010004136E+20
Height
9448118.0368864