20149243 is an odd 8-digits prime number following 20149242
and preceding 20149244 . In scientific notation, it is written as 2.0149243 × 10^7.
The sum of its digits is 25. It has a total of 1 prime factors and 2 positive divisors.
There are 20149242 positive integers (up to 20149243) that are relatively prime to 20149243.
20149243 has 2 divisors, whose sum is 20149244
The reverse of 20149243 is 34294102
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million one hundred forty-nine thousand two hundred forty-three
Scientific notation
2.0149243 × 10^7
Engineering notation
2.0149243 × 10^6
Prime Factorization
20149243
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
20149243
Product of the distinct prime numbers
The prime factorization of 20149243 is 20149243.
Since it has a total of 1 prime factors.
8 , 7 , 75 , 23 , 116 , 806 , 665 , 6653 , 66594 , 67154 , 341154 , 350273 , 6616552 , 4561726 , 28639432 , 30007783 , 62990111 , 329477674 , 3464454716 , 4981408496
n×2
40298486
n×3
60447729
n×4
80596972
n×5
100746215
n÷2
10074621.5
n÷3
6716414.3333333
n÷3
5037310.75
n÷5
4029848.6
n2
405991993473049
n3
8.1804313325429E+21
n4
1.6482949876422E+29
n5
3.3211896241685E+36
2 √n
4488.7908171355
3 √n
272.11526887051
4 √n
66.998438915661
5 √n
28.896932727309
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
20149244
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
10074622
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4488.7909285241
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999007407
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20149243 can be divided by 2 positive divisors.
The sum of these divisors (counting 20149243) is 20149244, the average is 10074622.
Base
System
Value
2
Binary
1001100110111001111111011
3
Ternary
1101220200120021
4
Quaternary
1030313033323
5
Quinary
20124233433
6
Senary
1555511311
8
Octal
114671773
10
Decimal
20149243
12
Duodecimal
68b8537
16
Hexadecimal
13373fb
20
Vigesimal
65id23
36
Base36
bzv97
md5
3812037a36fa03b8dc2513f459c273ff
sha1
c22524e46c68d076bc7f01e1fc752df481e6890e
sha256
7ea545fe0285635d507ea2a8231d8d2ebbe60991d9ccab8d593bb6a3bffee4b3
sha512
7c8879a6e6f30b734cc3399db3f869a59f8c0669d2e5b2e642248c5ce4b714d213107910941d673953a65cea8189dfa4834461b5392669e0902ff2dd71507658
ripemd-160
12065c69094cf24c4a353580054b073d7b0328f4
Diameter
40298486
Circumference
126601427.56839
Area
1.2754614641112E+15
Volume
3.4266110636683E+22
Surface area
5.1018458564448E+15
Circumference
126601427.56839
Perimeter
80596972
Area
405991993473049
Diagonal
28495332.722151
Surface area
2435951960838294
Volume
8.1804313325429E+21
Space diagonal
34899512.610052
Perimeter
60447729
Area
1.7579969004037E+14
Altitude
17449756.305026
Surface area
1.7579969004037E+14
Volume
9.6407307804533E+20
Height
9498444.2407171