Properties of the Number 49147

Forty-Nine Thousand One Hundred Forty-Seven

Basics

Value: 49146 → 49147 → 49148

Parity: odd

Prime: No

Previous Prime: 49139

Next Prime: 49157

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 7 ² × 17 × 59

Divisors: 1, 7, 17, 49, 59, 119, 413, 833, 1003, 2891

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1011111111111011

Octal: 137773

Duodecimal: 24537

Hexadecimal: bffb

Square: 2415427609

Square Root: 221.69122670958362

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) = 6·2ⁿ - 5. A48488

Numbers k with prime signature(k) = prime signature(k+1) = prime signature(k+2) = prime signature(k+3). A175590

Sequence of sums of alternating increasing powers of 2. A79360

Denominators of continued fraction convergents to sqrt(419). A41797

Least of four consecutive numbers which are cubefree and not squarefree, i.e., numbers k such that {k, k+1, k+2, k+3} are in A067259. A71320

Numbers k such that k, k+1, k+2 and k+3 are products of 4 primes. A124728

a(n) = T(6,n), array T given by A047858. A48467

a(n)=-a(n-1)+4·a(n-2)+4·a(n-3). A136249

Number of n X 3 binary arrays with rows and columns lexicographically nondecreasing and column sums nondecreasing. A266423

Revert transform of (1 - x - 4x² + x³)/(1 - 6x²). A49147