20142645 (number)

20142645 is an odd 8-digits composite number following 20142644 and preceding 20142646. In scientific notation, it is written as 2.0142645 × 10^7. The sum of its digits is 24. It has a total of 4 prime factors and 16 positive divisors. There are 10670400 positive integers (up to 20142645) that are relatively prime to 20142645.

Interesting facts

Basic properties

Name

Name twenty million one hundred forty-two thousand six hundred forty-five

Notation

Scientific notation 2.0142645 × 10^7
Engineering notation 2.0142645 × 10^6

Prime Factorization of 20142645

Prime Factorization 3 × 5 × 151 × 8893

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 20142645
Product of the distinct prime numbers

The prime factorization of 20142645 is 3 × 5 × 151 × 8893. Since it has a total of 4 prime factors.

Most popular turbo-numbers

9, 2, 73, 48, 222, 227, 2115, 7275, 87096, 13605, 140160, 243190, 2676694, 8531298, 92437954, 53868155, 621209041, 451653419, 8619398365, 1072598901

Basic calculations (n = 20142645)

Multiplication

n×y
n×2 40285290
n×3 60427935
n×4 80570580
n×5 100713225

Division

n÷y
n÷2 10071322.5
n÷3 6714215
n÷3 5035661.25
n÷5 4028529

Exponentiation

ny
n2 405726147596025
n3 8.1723977582443E+21
n4 1.6461370684311E+29
n5 3.3157554590749E+36

Nth Root

y√n
2√n 4488.0558151609
3√n 272.08556365937
4√n 66.992953473936
5√n 28.895039981855

Divisors of 20142645

1, 3, 5, 15, 151, 453, 755, 2265, 8893, 26679, 44465, 133395, 1342843, 4028529, 6714215, 20142645

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 -20142644
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 20142645 can be divided by 16 positive divisors. The sum of these divisors (counting 20142645) is 1, the average is 0.0625.

Base conversion 20142645

Base System Value
2 Binary 1001100110101101000110101
3 Ternary 1101220100111220
4 Quaternary 1030311220311
5 Quinary 20124031040
6 Senary 1555420553
8 Octal 114655065
10 Decimal 20142645
12 Duodecimal 68b4759
16 Hexadecimal 1335a35
20 Vigesimal 65hgc5
36 Base36 bzq5x

Cryptographic Hash Functions

md5 05ad1a0d5298a60377a1fb5862cf0661
sha1 e8db1e851abf255f44d2a719ca91baff27b969fe
sha256 49a341ee3afed91fea41803f7a0be7e275e43caf150eb6ae5463e8ba6111c411
sha512 44da0622d0d1f069d14d46ff9e9a77c994fc7b484134a144b34e4fa3f79b0deda296253a2f0a2f96de09904c490c52bfb5c57002334d08b81cb9cb34f96c5360
ripemd-160 0077f2e0d2df4a958717789d7c576c93c5230312

20142645 as geometric shapes

Circle

Radius = n
Diameter 40285290
Circumference 126559971.11173
Area 1.274626284657E+15

Sphere

Radius = n
Volume 3.4232459679352E+22
Surface area 5.0985051386278E+15
Circumference 126559971.11173

Square

Length = n
Perimeter 80570580
Area 405726147596025
Diagonal 28486001.741067

Cube

Length = n
Surface area 2434356885576150
Volume 8.1723977582443E+21
Space diagonal 34888084.538823

Equilateral Triangle

Length = n
Perimeter 60427935
Area 1.7568457539888E+14
Altitude 17444042.269412

Triangular Pyramid

Length = n
Surface area 1.7568457539888E+14
Volume 9.6312631223472E+20
Height 9495333.9136889