Properties of the Number 4279

Four Thousand Two Hundred Seventy-Nine

Basics

Value: 4278 → 4279 → 4280

Parity: odd

Prime: No

Previous Prime: 4273

Next Prime: 4283

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 11 × 389

Divisors: 1, 11, 389, 4279

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1000010110111

Octal: 10267

Duodecimal: 2587

Hexadecimal: 10b7

Square: 18309841

Square Root: 65.41406576570516

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

Schroeder's second problem (generalized parentheses); also called super-Catalan numbers or little Schroeder numbers. A1003

a(n) = 1 + n + 2·n². A84849

Number of compositions of n whose negation is unimodal. A332578

Generalized 19-gonal (or enneadecagonal) numbers: m*(17·m - 15)/2 with m = 0, +1, -1, +2, -2, +3, -3, ... A303813

Powers of cube root of 6 rounded to nearest integer. A17992

Powers of cube root of 6 rounded down. A17991

Powers of cube root of 23 rounded up. A18044

Values of n such that L(9) and N(9) are both prime, where L(k) = (n²+n+1)*2^2·k + (2·n+1)*2^k + 1, N(k) = (n²+n+1)*2^k + n. A226929

Trajectory of n under the Reverse and Add! operation carried out in base 4 (presumably) does not reach a palindrome and (presumably) does not join the trajectory of any term m < n. A75421

Triangle of numbers S(x,y) = number of lattice paths from (0,0) to (x,y) that use step set { (0,1), (1,0), (2,0), (3,0), ....} and never pass below y = x. A11117