Properties of the Number -49013

Forty-Nine Thousand Thirteen

Basics

Value: -49014 → -49013 → -49012

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 23 × 2131

Divisors: 1, 23, 2131, 49013

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1011111101110101

Octal: -137565

Duodecimal: -24445

Hexadecimal: -bf75

Square: 2402274169

Square Root: 221.38879827127658

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

Discriminants of real quadratic fields with class number 1 and related continued fraction period length of 20. A50969

Least k such that the first k terms of A006928 contain n more 2's than 1's. A25507

Indices in A006928 where the imbalance between 1's and 2's sets a new record. A274775

Numbers k such that 221·2^k+1 is prime. A32487

Irregular triangle read by rows: T(n,k) is the number of permutations in C_n (= the 1-cycles in S_n) having k stretching pairs. A216121