Properties of the Number 27435

Twenty-Seven Thousand Four Hundred Thirty-Five

Basics

Value: 27434 → 27435 → 27436

Parity: odd

Prime: No

Previous Prime: 27431

Next Prime: 27437

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 3 × 5 × 31 × 59

Divisors: 1, 3, 5, 15, 31, 59, 93, 155, 177, 295

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 110101100101011

Octal: 65453

Duodecimal: 13A63

Hexadecimal: 6b2b

Square: 752679225

Square Root: 165.63514119896178

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

Octagonal pyramidal numbers: a(n) = n*(n+1)*(2·n-1)/2. A2414

Number of intersection points of diagonals of an n-gon in general position, plus number of vertices. A14626

Let f(n) = exp(π*sqrt(n)); sequence gives numbers n such that f(n) - floor(f(n)) < 1/10³. A127028

Doubly octagonal pyramidal numbers. A329757

Triangle of coefficients of polynomials v(n,x) jointly generated with A210741; see the Formula section. A210742

a(n) = 76·n² - 1. A158765

Expansion of ∑_k>=1 x^k*(1 + x^k)/(1 - x^k)⁴. A320941

Centered 29-gonal numbers. A389798

Odd octagonal pyramidal numbers. A218326

Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 502", based on the 5-celled von Neumann neighborhood. A272579