20057142 is an even 8-digits composite number following 20057141
and preceding 20057143 . In scientific notation, it is written as 2.0057142 × 10^7.
The sum of its digits is 21. It has a total of 4 prime factors and 16 positive divisors.
There are 5730600 positive integers (up to 20057142) that are relatively prime to 20057142.
20057142 has 16 divisors, whose sum is 45844992
The reverse of 20057142 is 24175002
Previous prime number is 7
Is Prime? no
Number parity even
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty million fifty-seven thousand one hundred forty-two
Scientific notation
2.0057142 × 10^7
Engineering notation
2.0057142 × 10^6
Prime Factorization
2 × 3 × 7 × 477551
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20057142
Product of the distinct prime numbers
The prime factorization of 20057142 is 2 × 3 × 7 × 477551.
Since it has a total of 4 prime factors.
9 , 3 , 1 , 59 , 478 , 581 , 9146 , 6806 , 19735 , 7743 , 4560 , 571690 , 7196070 , 4965933 , 72359820 , 6513605 , 208286741 , 19466439 , 9510749624 , 9929407718
n×2
40114284
n×3
60171426
n×4
80228568
n×5
100285710
n÷2
10028571
n÷3
6685714
n÷3
5014285.5
n÷5
4011428.4
n2
402288945208164
n3
8.0687664990704E+21
n4
1.618363954367E+29
n5
3.245975564042E+36
2 √n
4478.5200680582
3 √n
271.70002793699
4 √n
66.921745853334
5 √n
28.870467059124
1 , 2 , 3 , 6 , 7 , 14 , 21 , 42 , 477551 , 955102 , 1432653 , 2865306 , 3342857 , 6685714 , 10028571 , 20057142
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20057141
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20057142 can be divided by 16 positive divisors.
The sum of these divisors (counting 20057142) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001100100000110000110110
3
Ternary
1101202000020010
4
Quaternary
1030200300312
5
Quinary
20113312032
6
Senary
1553521050
8
Octal
114406066
10
Decimal
20057142
12
Duodecimal
6873186
16
Hexadecimal
1320c36
20
Vigesimal
6572h2
36
Base36
bxw6u
md5
f3d4bbd2d07a04bc26cb52dc7dccd0e0
sha1
0930dff2875c055c3fe0ac09ccadc3e835f39a88
sha256
20d0ee5e9c2a1d828ef2ebdfbb66ae12dec012d86d0ebdbbc820b0c7c18501eb
sha512
77e218ba5224143a92b0dac165cce758ffb43bbb39e8a96a98b9cf1f5505187818f606a36bcccd4a3f8aa06cbd5c84d59ccaec16ff0a8681477890b15fb48a30
ripemd-160
d881b8f3b6251dd4c8dca7497c9c91bd48102d06
Diameter
40114284
Circumference
126022739.91841
Area
1.2638279948864E+15
Volume
3.3798370076015E+22
Surface area
5.0553119795454E+15
Circumference
126022739.91841
Perimeter
80228568
Area
402288945208164
Diagonal
28365082.238843
Surface area
2413733671248984
Volume
8.0687664990704E+21
Space diagonal
34739988.998624
Perimeter
60171426
Area
1.7419622310596E+14
Altitude
17369994.499312
Surface area
1.7419622310596E+14
Volume
9.5091325121725E+20
Height
9455027.4129477