Properties of the Number -13154

Thirteen Thousand One Hundred Fifty-Four

Basics

Value: -13155 → -13154 → -13153

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 2 × 6577

Divisors: 1, 2, 6577, 13154

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -11001101100010

Octal: -31542

Duodecimal: -7742

Hexadecimal: -3362

Square: 173027716

Square Root: 114.69088891450794

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 congruent to 2,3,6,11 mod 12 missing from A042944 (conjectured to be finite). A42945

Base-10 pseudo-altruistic numbers. A157714

Numbers appearing in the cycles of the "Recurring Digital Invariant Variant" problem described in A151543. A151544

Ratios of consecutive terms of A160275. A160276

Numbers z such that x² + y⁸ = z² for positive integers·and y. A293694

Numbers k such that 11^k+7 + 7^k+5 + 5^k+3 + 3^k+2 + 2^k+1 + 1 is prime. A306573

Semiprimes s = A001358(k) such that k, s - k and s + k are also semiprimes. A383468

a(n) = ∑_{i=0..floor(n/2)} T(2i,n-2i), array T as in A049747. A49750

Number of walks within N³ (the first octant of Z³) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, 1), (-1, 1, -1), (-1, 1, 1), (1, -1, 1), (1, 1, 0)}. A149231

Numbers n such that n¹⁶+1 and (n+2)¹⁶+1 are both prime. A217991