Properties of the Number -1290555

Two Hundred Ninety Thousand Five Hundred Fifty-Five

Basics

Value: -1290556 → -1290555 → -1290554

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 5 × 7 × 17 × 241

Divisors: 1, 3, 5, 7, 9, 15, 17, 21, 35, 45

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -100111011000100111011

Octal: -4730473

Duodecimal: -522A23

Hexadecimal: -13b13b

Square: 1665532208025

Square Root: 1136.0259680130555

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

Number of n-bead necklaces with beads of 2 colors and primitive period n, when turning over is not allowed but the two colors can be interchanged. A48

Number of monic irreducible polynomials over GF(4) of degree n with fixed nonzero trace. A54660

Number of primitive (period n) n-bead necklace structures using exactly two different colored beads. A56303

Number of nonzero elements in GF(2ⁿ) that are 13th powers. A213248

Number of monic irreducible polynomials over GF(4) with zero trace. A54661

Nearest integer to 2^n-1/n. A54650

a(n) = floor(2^n-1/n). A6788

Fermat quotients for base 4: (4^{p - 1} - 1)/p, where p = prime(n). A180511

Positive integers with the property that if the base-4 representation is reversed the result is three times the original number. A223078

Number of 4-ary Lyndon words of length n with trace 0 mod 4. A54664