Properties of the Number 74677

Seventy-Four Thousand Six Hundred Seventy-Seven

Basics

Value: 74676 → 74677 → 74678

Parity: odd

Prime: No

Previous Prime: 74653

Next Prime: 74687

Digit Sum: 31

Digital Root: 4

Palindrome: No

Factorization: 53 × 1409

Divisors: 1, 53, 1409, 74677

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10010001110110101

Octal: 221665

Duodecimal: 37271

Hexadecimal: 123b5

Square: 5576654329

Square Root: 273.27092783536267

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

a(n+1) = 4·a(n) + 11·a(n-1) - 2·a(n-2). A122885

Interlaced merger of A122883, A122884 and A122885. A122886

Number of n X n binary arrays symmetric under 180 degree rotation with all ones connected only in a 1000-1111-0100-0100 pattern in any orientation. A146830

Irregular triangle read by rows: T(n,i) = number of n X n semi-canonical binary matrices with exactly i 1's, where 0 <= i <= n². A268523

a(n) = ∑_{i = 0..floor(n/2)} (-1)^{i + floor(n/2}) F(2·i + e), where F = A000045 (Fibonacci numbers) and e = (1-(-1)ⁿ)/2. A74677

G.f. of the z³ coefficients of the FP1 in the fourth column of the A156921 matrix. A156930

Number of (2+1)X(n+1) 0..3 arrays with no 2X2 subblock having x11-x00 less than x10-x01. A251802