Properties of the Number 2949

Two Thousand Nine Hundred Forty-Nine

Basics

Value: 2948 → 2949 → 2950

Parity: odd

Prime: No

Previous Prime: 2939

Next Prime: 2953

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 3 × 983

Divisors: 1, 3, 983, 2949

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 101110000101

Octal: 5605

Duodecimal: 1859

Hexadecimal: b85

Square: 8696601

Square Root: 54.30469592954186

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

Indices of primes at which the prime race 4k-1 vs. 4k+1 is tied. A38691

Position of the first occurrence of exactly n consecutive '9's in a row in the decimal expansion of π. A96763

a(n) = 2·a(n-1) + n², a(0) = 0. A47520

Toothpick sequence on the hexagonal net starting from a node. A182632

T(n,k)=Number of nXk arrays of the minimum value of corresponding elements and their horizontal, vertical, diagonal or antidiagonal neighbors in a random, but sorted with lexicographically nondecreasing rows and nonincreasing columns, 0..3 nXk array. A219802

Consider Post's tag system applied to the word (100)ⁿ; a(n) = position of the longest word in the orbit, or -1 if the orbit is unbounded. A291796

Triangle T read by rows: matrix product of Pascal and Catalan triangle. A104259

Expansion of series related to Liouville's Last Theorem: g.f. ∑_t>0 (-1)^t+1 *x^t*(t+1/2) / ( (1-x^t)⁸ *∏_i=1..t (1-xⁱ) ). A59825

Numbers that are the sum of nine fourth powers in three or more ways. A345587

Numbers that are the sum of nine fourth powers in four or more ways. A345588