Properties of the Number -211600

Two Hundred Eleven Thousand Six Hundred

Basics

Value: -211601 → -211600 → -211599

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 10

Digital Root: 1

Palindrome: No

Factorization: 2 ⁴ × 5 ² × 23 ²

Divisors: 1, 2, 4, 5, 8, 10, 16, 20, 23, 25

Polygonal

Triangular: No

Square: Yes

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -110011101010010000

Octal: -635220

Duodecimal: -A2554

Hexadecimal: -33a90

Square: 44774560000

Square Root: 460

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

The first of three consecutive squares the sum of which is equal to the sum of three consecutive primes. A298222

Array read by antidiagonals: T(n,k) is the number of nonisomorphic multisets of derangements of an n-set with k derangements. A362759

Column 3 of triangle A123610. A123613

Numbers of the form p⁴*q²*r² where p, q, and r are distinct primes. A179746

Squares that remain squares if you decrease them by a repunit with the same number of digits. A273229

Numbers k such that A094471(k) is prime. A96847

Powerful(1) numbers (A001694) whose digit reversal is a pentagonal number (A000326). A115695

Number of nonisomorphic unordered triples of derangements of an n-set. A362761

a(n) = (12·n + 4)². A17570

Number of nX6 0..1 arrays avoiding 0 0 0 and 0 1 1 horizontally and 0 0 1 and 0 1 1 vertically. A207366