Properties of the Number -12658

Twelve Thousand Six Hundred Fifty-Eight

Basics

Value: -12659 → -12658 → -12657

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 2 × 6329

Divisors: 1, 2, 6329, 12658

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

9108 Try Today's Challenge

Representations

Binary: -11000101110010

Octal: -30562

Duodecimal: -73AA

Hexadecimal: -3172

Square: 160224964

Square Root: 112.50777750893491

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 permutations of degree n with barycenter 0. A62868

Triangle of number of permutations by barycenter. A62866

Number of multiset partitions of uniform integer partitions of n in which all parts have the same length. A320451

Triangle read by rows: entries give numbers of permutations of [1..n] by absolute barycenter. A62867

Expansion of ∏_k>=1 (1 + x^{2·k - 1})^k². A294749

Triangle read by rows in which row n lists numbers k such that the greatest prime factor of k² + 2 is A033203(n), the n-th prime not congruent to 5 or 7 mod 8. A379350

a(n) is square mod a(i), i < n. A34791

Numbers k such that the k-th triangular number contains only digits {0,1,8}. A119046

Numbers k such that the continued fraction for sqrt(k) has period 37. A20376

Number of length n arrays of permutations of 0..n-1 with each element moved by -7 to 7 places and equal numbers of elements moved upwards and downwards. A263743