Properties of the Number 74469

Seventy-Four Thousand Four Hundred Sixty-Nine

Basics

Value: 74468 → 74469 → 74470

Parity: odd

Prime: No

Previous Prime: 74453

Next Prime: 74471

Digit Sum: 30

Digital Root: 3

Palindrome: No

Factorization: 3 × 103 × 241

Divisors: 1, 3, 103, 241, 309, 723, 24823, 74469

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10010001011100101

Octal: 221345

Duodecimal: 37119

Hexadecimal: 122e5

Square: 5545631961

Square Root: 272.89008776428653

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

Triangle T(n,k), 0 <= k <= n, read by rows, defined by: T(0,0) = 1, T(n,k) = 0 if n<k, T(n,0) = T(n-1,0) + T(n-1,1) and for k >= 1: T(n,k) = T(n-1,k-1) + x·T(n-1,k) + T(n-1,k+1) with x = 3. A110877

Number of skew Dyck paths of semilength n ending with a left step. A128714

a(n+3) = 2·a(n+2) + a(n+1) + a(n) with a(0)=3, a(1)=2, a(2)=6. A276225

Generalized Riordan array based on the binomial transform of the Fine's numbers A000957. A187914

Expansion of 1/((1-2x)(1-7x)(1-8x)(1-9x)). A28005

Indices of A002110(n) in A055932. A331938

Least m such that σ-Composite-Harmonic series ∑_k=1..m 1/A000203(A002808(k)) >= n. A74469

Number of nX4 0..1 arrays with every element unequal to 0, 1, 2 or 4 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero. A318020