Properties of the Number -42229

Forty-Two Thousand Two Hundred Twenty-Nine

Basics

Value: -42230 → -42229 → -42228

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 11 ² × 349

Divisors: 1, 11, 121, 349, 3839, 42229

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -1010010011110101

Octal: -122365

Duodecimal: -20531

Hexadecimal: -a4f5

Square: 1783288441

Square Root: 205.49695861496346

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

T(n,k)=Number of (n+1)X(k+1) 0..3 arrays with no element unequal to a strict majority of its horizontal, diagonal and antidiagonal neighbors, with values 0..3 introduced in row major order. A231463

Maximum number of connections for a 2 X n rectangle. A379241

Number of (n+1)X(5+1) 0..3 arrays with no element unequal to a strict majority of its horizontal, diagonal and antidiagonal neighbors, with values 0..3 introduced in row major order. A231461

Number of (5+1)X(n+1) 0..3 arrays with no element unequal to a strict majority of its horizontal, diagonal and antidiagonal neighbors, with values 0..3 introduced in row major order. A231468

Number of finite sets of integer partitions with all equal sums and total sum n. A359041

Numbers n such that n | 11ⁿ + 10ⁿ + 1. A57294

Number of n X n binary arrays symmetric about main diagonal with all ones connected only in a 1100-0100-0111-0001 pattern in any orientation. A147196

Number of n X n binary arrays symmetric about the diagonal and under 90 degree rotation with all ones connected only in a 1100-0100-0111-0001 pattern in any orientation. A147198

Carryless squares of carryless primes (cf. A169887). A169904

Numbers k such that (2^k + 3)/5 is prime. A284285