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Properties of the Number -1662

Six Hundred Sixty-Two

Basics

Value: -1663 → -1662 → -1661

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 15

Digital Root: 6

Palindrome: No

Factorization: 2 × 3 × 277

Divisors: 1, 2, 3, 6, 277, 554, 831, 1662

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4823 Try Today's Challenge

Representations

Binary: -11001111110

Octal: -3176

Duodecimal: -B66

Hexadecimal: -67e

Square: 2762244

Square Root: 40.76763422127902

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

Matrix inverse of triangle A096651; transforms n-dimensional partitions into (n-1)-dimensional partitions. A96874
Number of partitions of n into pairwise relatively prime parts. A51424
Number of different products of partitions of n; number of partitions of n into prime parts (1 included); number of distinct orders of Abelian subgroups of symmetric group Sn. A34891
Coordination sequence for "svh" 3D uniform tiling. A299283
Generalized 27-gonal (or icosiheptagonal) numbers: m*(25·m - 23)/2 with m = 0, +1, -1, +2, -2, +3, -3, ... A316725
Fifth subdiagonal in array of n-gonal numbers A081422. A81436
Powers of cube root of 24 rounded up. A18047
Number of preferential arrangements for the set partitions of the n-set [1,2,3,...,n]. A83355
Numbers where 6 outnumbers any other digit. A292456
Numbers k such that 2k + 19 is prime. A57221