20147238 is an even 8-digits composite number following 20147237
and preceding 20147239 . In scientific notation, it is written as 2.0147238 × 10^7.
The sum of its digits is 27. It has a total of 5 prime factors and 32 positive divisors.
There are 6693408 positive integers (up to 20147238) that are relatively prime to 20147238.
20147238 has 32 divisors, whose sum is 44920800
The reverse of 20147238 is 83274102
Previous prime number is 509
Is Prime? no
Number parity even
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty million one hundred forty-seven thousand two hundred thirty-eight
Scientific notation
2.0147238 × 10^7
Engineering notation
2.0147238 × 10^6
Prime Factorization
2 × 3 × 9 × 509 × 733
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
20147238
Product of the distinct prime numbers
The prime factorization of 20147238 is 2 × 3 × 9 × 509 × 733.
Since it has a total of 5 prime factors.
8 , 5 , 58 , 38 , 818 , 570 , 8374 , 6073 , 99728 , 93326 , 223532 , 289721 , 1653687 , 4422236 , 22332535 , 53845302 , 212078423 , 971074142 , 3254738306 , 6819826958
n×2
40294476
n×3
60441714
n×4
80588952
n×5
100736190
n÷2
10073619
n÷3
6715746
n÷3
5036809.5
n÷5
4029447.6
n2
405911199028644
n3
8.1779895336955E+21
n4
1.6476390149687E+29
n5
3.319537537266E+36
2 √n
4488.5674774921
3 √n
272.106242738
4 √n
66.996772142336
5 √n
28.896357612339
1 , 2 , 3 , 6 , 9 , 18 , 27 , 54 , 509 , 733 , 1018 , 1466 , 1527 , 2199 , 3054 , 4398 , 4581 , 6597 , 9162 , 13194 , 13743 , 19791 , 27486 , 39582 , 373097 , 746194 , 1119291 , 2238582 , 3357873 , 6715746 , 10073619 , 20147238
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20147237
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20147238 can be divided by 32 positive divisors.
The sum of these divisors (counting 20147238) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1001100110110110000100110
3
Ternary
1101220120211000
4
Quaternary
1030312300212
5
Quinary
20124202423
6
Senary
1555454130
8
Octal
114666046
10
Decimal
20147238
12
Duodecimal
68b7346
16
Hexadecimal
1336c26
20
Vigesimal
65i81i
36
Base36
bztpi
md5
e7d06db7e951826bfbafb0476cec76cd
sha1
d901d6256bc3de8e7dd4b4157394cc8968030387
sha256
897958c62225475ba5926f8859bd396f554561d3febe9207ad726737845af401
sha512
b5f4d1d7a65546003745b881f7252f9abfbac847e6b25143ff7e562061cb5e3aae865343b7eb743af6c5267f5120178a199f74c179486116ca6e0628dd1f0921
ripemd-160
f08fef7205d12b53575cd4f043fb58758b3ba39c
Diameter
40294476
Circumference
126588829.78185
Area
1.2752076408782E+15
Volume
3.4255882453589E+22
Surface area
5.1008305635128E+15
Circumference
126588829.78185
Perimeter
80588952
Area
405911199028644
Diagonal
28492497.223959
Surface area
2435467194171864
Volume
8.1779895336955E+21
Space diagonal
34896039.848182
Perimeter
60441714
Area
1.757647050197E+14
Altitude
17448019.924091
Surface area
1.757647050197E+14
Volume
9.6378530929145E+20
Height
9497499.0746529