20057145 is an odd 8-digits composite number following 20057144
and preceding 20057146 . In scientific notation, it is written as 2.0057145 × 10^7.
The sum of its digits is 24. It has a total of 5 prime factors and 32 positive divisors.
There are 10241280 positive integers (up to 20057145) that are relatively prime to 20057145.
20057145 has 32 divisors, whose sum is 33488640
The reverse of 20057145 is 54175002
Previous prime number is 37
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
twenty million fifty-seven thousand one hundred forty-five
Scientific notation
2.0057145 × 10^7
Engineering notation
2.0057145 × 10^6
Prime Factorization
3 × 5 × 71 × 37 × 509
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
20057145
Product of the distinct prime numbers
The prime factorization of 20057145 is 3 × 5 × 71 × 37 × 509.
Since it has a total of 5 prime factors.
3 , 1 , 33 , 82 , 62 , 590 , 8053 , 6242 , 49610 , 78143 , 14190 , 491710 , 3457532 , 1438820 , 91044687 , 2817950 , 532379333 , 279678840 , 3158380939 , 3079091273
n×2
40114290
n×3
60171435
n×4
80228580
n×5
100285725
n÷2
10028572.5
n÷3
6685715
n÷3
5014286.25
n÷5
4011429
n2
402289065551025
n3
8.0687701196714E+21
n4
1.6183649226192E+29
n5
3.2459779915886E+36
2 √n
4478.5204029903
3 √n
271.70004148328
4 √n
66.921748355749
5 √n
28.87046792277
1 , 3 , 5 , 15 , 37 , 71 , 111 , 185 , 213 , 355 , 509 , 555 , 1065 , 1527 , 2545 , 2627 , 7635 , 7881 , 13135 , 18833 , 36139 , 39405 , 56499 , 94165 , 108417 , 180695 , 282495 , 542085 , 1337143 , 4011429 , 6685715 , 20057145
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
-20057144
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 20057145 can be divided by 32 positive divisors.
The sum of these divisors (counting 20057145) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1001100100000110000111001
3
Ternary
1101202000020020
4
Quaternary
1030200300321
5
Quinary
20113312040
6
Senary
1553521053
8
Octal
114406071
10
Decimal
20057145
12
Duodecimal
6873189
16
Hexadecimal
1320c39
20
Vigesimal
6572h5
36
Base36
bxw6x
md5
4368484096028a42e122b0ac06a7521a
sha1
bebd57a1fcfd0e35a815f51eb489933c8c633b8f
sha256
f507614d8776757599493160c85cdbc7dfa1a723b762dca79f7aa901bfd3557c
sha512
9a9924ae71de1d48c31bfe28fff2c5adc1d47ad1d7486609fa2489ec17a0ce3044cfb8856e88fbffae66c6e73173075c95d0d51c671b966bbc3a01ee12d486cd
ripemd-160
3e7019fe43e6f28f3c27a6e0bc0ac919774c264d
Diameter
40114290
Circumference
126022758.76797
Area
1.2638283729546E+15
Volume
3.3798385241953E+22
Surface area
5.0553134918184E+15
Circumference
126022758.76797
Perimeter
80228580
Area
402289065551025
Diagonal
28365086.481484
Surface area
2413734393306150
Volume
8.0687701196714E+21
Space diagonal
34739994.194776
Perimeter
60171435
Area
1.7419627521595E+14
Altitude
17369997.097388
Surface area
1.7419627521595E+14
Volume
9.5091367790917E+20
Height
9455028.8271612