Properties of the Number 49879

Forty-Nine Thousand Eight Hundred Seventy-Nine

Basics

Value: 49878 → 49879 → 49880

Parity: odd

Prime: No

Previous Prime: 49877

Next Prime: 49891

Digit Sum: 37

Digital Root: 1

Palindrome: No

Factorization: 31 × 1609

Divisors: 1, 31, 1609, 49879

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 1100001011010111

Octal: 141327

Duodecimal: 24A47

Hexadecimal: c2d7

Square: 2487914641

Square Root: 223.33606963497857

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) = A289671(n)/2^f(n), where f(n) = 2·floor((n-1)/3) + ((n+2) mod 3) = A004523(n). A289677

a(n) = A289677(3·n). A290441

Number of permutations of length n which avoid the patterns 1234, 2143, 3421. A116842

a(n) = |j - k|, where u(n) = u(j) + u(k) is the unique sum of Ulam numbers described in A002859 (with 1 <= j < k < n). A49879