18664038 (number)

18664038 is an even 8-digits composite number following 18664037 and preceding 18664039. In scientific notation, it is written as 1.8664038 × 10^7. The sum of its digits is 36. It has a total of 4 prime factors and 16 positive divisors. There are 6178704 positive integers (up to 18664038) that are relatively prime to 18664038.

Interesting facts

Basic properties

Name

Name eighteen million six hundred sixty-four thousand thirty-eight

Notation

Scientific notation 1.8664038 × 10^7
Engineering notation 1.8664038 × 10^6

Prime Factorization of 18664038

Prime Factorization 2 × 9 × 149 × 6959

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 18664038
Product of the distinct prime numbers

The prime factorization of 18664038 is 2 × 9 × 149 × 6959. Since it has a total of 4 prime factors.

Most popular turbo-numbers

7, 7, 4, 49, 653, 122, 3585, 1359, 33431, 66585, 268635, 613781, 383113, 8396500, 57871428, 27199186, 797059659, 916499660, 8303591827, 3980832250

Basic calculations (n = 18664038)

Multiplication

n×y
n×2 37328076
n×3 55992114
n×4 74656152
n×5 93320190

Division

n÷y
n÷2 9332019
n÷3 6221346
n÷3 4666009.5
n÷5 3732807.6

Exponentiation

ny
n2 348346314465444
n3 6.501548850343E+21
n4 1.2134515480166E+29
n5 2.264790580334E+36

Nth Root

y√n
2√n 4320.1895791736
3√n 265.25802801921
4√n 65.728149062434
5√n 28.457786839388

Divisors of 18664038

1, 2, 9, 18, 149, 298, 1341, 2682, 6959, 13918, 62631, 125262, 1036891, 2073782, 9332019, 18664038

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 -18664037
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 18664038 can be divided by 16 positive divisors. The sum of these divisors (counting 18664038) is 1, the average is 0.0625.

Base conversion 18664038

Base System Value
2 Binary 1000111001100101001100110
3 Ternary 1022010020020200
4 Quaternary 1013030221212
5 Quinary 14234222123
6 Senary 1504011330
8 Octal 107145146
10 Decimal 18664038
12 Duodecimal 6300b46
16 Hexadecimal 11cca66
20 Vigesimal 5gd01i
36 Base36 b419i

Cryptographic Hash Functions

md5 a1bf4e824b695d4d6084f302a1263354
sha1 ebde6775ba81511dc07f783d5079be1241c24f83
sha256 1d2f09177abbe71cd9105a57b323039bec1554311c43b2ec3aa598b9c5985d4b
sha512 14fb982d45e97b5b9ddd2c048fb71a20ef1a7f0e8d7da2f1c18e2013eb80bd946e90854afd7fc957b20cb4c1437ef6cb67b3b5c6c1082fd767e8432bf8160bcb
ripemd-160 ac3cf7e717ac992900b266e78909b0a9aa91f832

18664038 as geometric shapes

Circle

Radius = n
Diameter 37328076
Circumference 117269609.33424
Area 1.0943622224297E+15

Sphere

Radius = n
Volume 2.7233624140257E+22
Surface area 4.3774488897189E+15
Circumference 117269609.33424

Square

Length = n
Perimeter 74656152
Area 348346314465444
Diagonal 26394935.668247

Cube

Length = n
Surface area 2090077886792664
Volume 6.501548850343E+21
Space diagonal 32327062.090396

Equilateral Triangle

Length = n
Perimeter 55992114
Area 1.5083837882088E+14
Altitude 16163531.045198

Triangular Pyramid

Length = n
Surface area 1.5083837882088E+14
Volume 7.6621488004886E+20
Height 8798311.8894156