20001478 is an even 8-digits composite number following 20001477
and preceding 20001479 . In scientific notation, it is written as 2.0001478 × 10^7.
The sum of its digits is 22. It has a total of 3 prime factors and 8 positive divisors.
There are 8572056 positive integers (up to 20001478) that are relatively prime to 20001478.
20001478 has 8 divisors, whose sum is 34288272
The reverse of 20001478 is 87410002
Previous prime number is 7
Is Prime? no
Number parity even
Number length 8
Sum of Digits 22
Digital Root 4
Name
twenty million one thousand four hundred seventy-eight
Scientific notation
2.0001478 × 10^7
Engineering notation
2.0001478 × 10^6
Prime Factorization
2 × 7 × 1428677
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20001478
Product of the distinct prime numbers
The prime factorization of 20001478 is 2 × 7 × 1428677.
Since it has a total of 3 prime factors.
8 , 10 , 77 , 24 , 481 , 591 , 3497 , 7573 , 34312 , 52709 , 655236 , 457551 , 5252833 , 8597663 , 71403055 , 88871648 , 823969696 , 179847647 , 3955029249 , 8648281467
n×2
40002956
n×3
60004434
n×4
80005912
n×5
100007390
n÷2
10000739
n÷3
6667159.3333333
n÷3
5000369.5
n÷5
4000295.6
n2
400059122184484
n3
8.0017737310723E+21
n4
1.6004730124302E+29
n5
3.2011825747716E+36
2 √n
4472.3011973703
3 √n
271.44844801018
4 √n
66.875265961118
5 √n
28.854424567631
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
-20001477
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 20001478 can be divided by 8 positive divisors.
The sum of these divisors (counting 20001478) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100010011001011000110
3
Ternary
1101122011212111
4
Quaternary
1030103023012
5
Quinary
20110021403
6
Senary
1552411234
8
Octal
114231306
10
Decimal
20001478
12
Duodecimal
6846b1a
16
Hexadecimal
13132c6
20
Vigesimal
6503di
36
Base36
bwp8m
md5
1b0e489cd1458d6e38a3eba2644e70dd
sha1
827a625e8fb1d90644fd3467cb6ab56fd85b6bcb
sha256
83c43a82fa5fe3266ca462af0024cd98fdd8210170ef0fb898addd7285956eaa
sha512
f4dc31889b397e965dc7ee9418abe4b7f59d92306a379db285ddbbfae760796c849218783e8a1b7cc81544aaba5e06627b374087a8f825a4d27c9128ce055f8d
ripemd-160
fd027a647adc15eddaafcaf0b35d3adf7f1033cc
Diameter
40002956
Circumference
125672992.69148
Area
1.2568227992564E+15
Volume
3.3517751425633E+22
Surface area
5.0272911970254E+15
Circumference
125672992.69148
Perimeter
80005912
Area
400059122184484
Diagonal
28286361.455107
Surface area
2400354733106904
Volume
8.0017737310723E+21
Space diagonal
34643576.122471
Perimeter
60004434
Area
1.7323068141373E+14
Altitude
17321788.061236
Surface area
1.7323068141373E+14
Volume
9.430180777936E+20
Height
9428787.1517024