Properties of the Number 18602

Eighteen Thousand Six Hundred Two

Basics

Value: 18601 → 18602 → 18603

Parity: even

Prime: No

Previous Prime: 18593

Next Prime: 18617

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 2 × 71 × 131

Divisors: 1, 2, 71, 131, 142, 262, 9301, 18602

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 100100010101010

Octal: 44252

Duodecimal: A922

Hexadecimal: 48aa

Square: 346034404

Square Root: 136.38914912851388

Classification

Fibonacci: No

Bell Number: No

Factorial Number: No

Regular Number: No

Perfect Number: No

Special

Kaprekar Constant: No

Munchausen Constant: No

Armstrong Number: No

Kaprekar Number: No

Catalan Number: No

Vampire Number: No

Taxicab Number: No

Super Prime: No

Friedman Number: No

Fermat Number: No

Cullen Number: No

OEIS Sequences

Number of alternately co-strong integer partitions of n. A317256

Numbers n such that p(9n) is prime, where p(n) is the number of partitions of n. A114169

Number of compositions (ordered partitions) of n into distinct parts, the least being 4. A339165

a(1)=1, a(n) = ceiling(r(3)*a(n-1)) where r(3) = (1/2)*(3 + sqrt(13)) is the positive root of X² = 3·X + 1. A82574

Numbers of the form prime(w)*prime(x)*prime(y) with w >= x >= y such that 2w = 3x + 4y. A358102

Positive integers that have exactly ten representations of the form 1 + p1 * (1 + p2* ... * (1 + p_j)...), where [p1, ..., p_j] is a (possibly empty) list of distinct primes. A317400

Expansion of 1/(1-x-x²-x¹⁰+x¹²). A147659

Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 318", based on the 5-celled von Neumann neighborhood. A271252

Triangle read by rows: Riordan array (1/(1 - x), (1 + x)/(1 - x - x²)). A371300

Cycle class sequence c(n) (the number of true cycles of length n in which a certain node is included) for zeolite BOG = Boggsite Na4Ca7[Al18Si78O192].74H2O starting with a T2 atom. A19082