Properties of the Number -287296

Two Hundred Eighty-Seven Thousand Two Hundred Ninety-Six

Basics

Value: -287297 → -287296 → -287295

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 34

Digital Root: 7

Palindrome: No

Factorization: 2 ⁶ × 67 ²

Divisors: 1, 2, 4, 8, 16, 32, 64, 67, 134, 268

Polygonal

Triangular: No

Square: Yes

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1000110001001000000

Octal: -1061100

Duodecimal: -11A314

Hexadecimal: -46240

Square: 82538991616

Square Root: 536

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

Numbers with prime factorization p²*q⁶. A189990

Numbers with 21 divisors. A137484

Number of permutations p of [n] such that for each i in [n] we have: (i>1) and |p(i)-p(i-1)| = 1 or (i<n) and |p(i)-p(i+1)| = 1. A363181

Square array T(n, k) = v(k, n)((1)), where v(n, q) = M·v(n-1, q), M = {{0, 1, 0}, {0, 0, 1}, {8·q³, 6·q, 0}}, with v(0, q) = {1, 1, 1}, read by antidiagonals. A173747

Numbers that have exactly one Zumkeller divisor but are not Zumkeller. A376877

Squares containing 2k digits in which the sum of the first k digits = that of the rest. A68897

a(1)=1. a(n) = the smallest integer > a(n-1) such that |d(a(n)) - d(a(n-1))| = n-1, where d(m) = the number of positive divisors of m. A139695

Discriminant of the 47 imaginary, bicyclic, biquadratic fields with class number 1. A159456

Primitive numbers whose abundance is positive and odd. A259231

a(1) = 0, then smallest square such that a(n+1) - a(n) is a palindrome. A75056