20387660 (number)

20387660 is an even 8-digits composite number following 20387659 and preceding 20387661. In scientific notation, it is written as 2.0387660 × 10^7. The sum of its digits is 32. It has a total of 7 prime factors and 72 positive divisors. There are 7448320 positive integers (up to 20387660) that are relatively prime to 20387660.

Interesting facts

Basic properties

Name

Name twenty million three hundred eighty-seven thousand six hundred sixty

Notation

Scientific notation 2.0387660 × 10^7
Engineering notation 2.0387660 × 10^6

Prime Factorization of 20387660

Prime Factorization 2 × 2 × 5 × 47 × 23 × 23 × 41

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 443210
Product of the distinct prime numbers

The prime factorization of 20387660 is 2 × 2 × 5 × 47 × 23 × 23 × 41. Since it has a total of 7 prime factors.

Most popular turbo-numbers

4, 5, 22, 12, 354, 62, 2313, 7892, 76652, 52379, 638213, 26633, 6086370, 2254123, 54696197, 40607142, 49856288, 84106711, 6498970908, 5547108376

Basic calculations (n = 20387660)

Multiplication

n×y
n×2 40775320
n×3 61162980
n×4 81550640
n×5 101938300

Division

n÷y
n÷2 10193830
n÷3 6795886.6666667
n÷3 5096915
n÷5 4077532

Exponentiation

ny
n2 415656680275600
n3 8.4742670741876E+21
n4 1.7277047585773E+29
n5 3.5223857198257E+36

Nth Root

y√n
2√n 4515.2696486478
3√n 273.18433613882
4√n 67.195756180341
5√n 28.964996240828

Divisors of 20387660

1, 2, 4, 5, 10, 20, 23, 41, 46, 47, 82, 92, 94, 115, 164, 188, 205, 230, 235, 410, 460, 470, 529, 820, 940, 943, 1058, 1081, 1886, 1927, 2116, 2162, 2645, 3772, 3854, 4324, 4715, 5290, 5405, 7708, 9430, 9635, 10580, 10810, 18860, 19270, 21620, 21689, 24863, 38540, 43378, 44321, 49726, 86756, 88642, 99452, 108445, 124315, 177284, 216890, 221605, 248630, 433780, 443210, 497260, 886420, 1019383, 2038766, 4077532, 5096915, 10193830, 20387660

72 divisors

τ Total Divisors 72
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20387659
Sum of the proper positive divisors of n
A Arithmetic Mean 0.013888888888889
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 72
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20387660 can be divided by 72 positive divisors. The sum of these divisors (counting 20387660) is 1, the average is 0.013888888888889.

Base conversion 20387660

Base System Value
2 Binary 1001101110001011101001100
3 Ternary 1102100210121112
4 Quaternary 1031301131030
5 Quinary 20204401120
6 Senary 2004551152
8 Octal 115613514
10 Decimal 20387660
12 Duodecimal 69b24b8
16 Hexadecimal 137174c
20 Vigesimal 678930
36 Base36 c4z7w

Cryptographic Hash Functions

md5 f86b42ea63cc56be23ee23c92b26a156
sha1 5e077255c9f2bbc683a45a5afb87fef8cf7e42e9
sha256 b64b20bcbd8a00454082eeba5458dfe817684235f4dbf0bee26c978ecf0cc489
sha512 d63f63baa639aa58d06f8976b43a03f7acf4b4347eb04f636548be0b9cbfe515a2e5af245ad03ff12a0e4aec5b75aa60bc49100db99d78aa3a5415f7bf7ae936
ripemd-160 2b0d3d53062c3a623e39f7eac7656e518c6fa324

20387660 as geometric shapes

Circle

Radius = n
Diameter 40775320
Circumference 128099445.75977
Area 1.3058239731693E+15

Sphere

Radius = n
Volume 3.5496926913101E+22
Surface area 5.2232958926774E+15
Circumference 128099445.75977

Square

Length = n
Perimeter 81550640
Area 415656680275600
Diagonal 28832505.277051

Cube

Length = n
Surface area 2493940081653600
Volume 8.4742670741876E+21
Space diagonal 35312462.96744

Equilateral Triangle

Length = n
Perimeter 61162980
Area 1.7998462218569E+14
Altitude 17656231.48372

Triangular Pyramid

Length = n
Surface area 1.7998462218569E+14
Volume 9.9870195229066E+20
Height 9610835.0923505