Properties of the Number -13000

Thirteen Thousand

Basics

Value: -13001 → -13000 → -12999

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 4

Digital Root: 4

Palindrome: No

Factorization: 2 ³ × 5 ³ × 13

Divisors: 1, 2, 4, 5, 8, 10, 13, 20, 25, 26

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -11001011001000

Octal: -31310

Duodecimal: -7634

Hexadecimal: -32c8

Square: 169000000

Square Root: 114.0175425099138

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

Multiples of 13 containing a 13 in their decimal representation. A121033

Numbers n that are the hypotenuse of exactly 10 distinct integer-sided right triangles, i.e., n² can be written as a sum of two squares in 10 ways. A97225

Multiples of 4 whose digits add to 4. A63997

Numbers which can be expressed as the product of a number and its reversal in at least two different ways. A66531

Numbers whose set of base 5 digits is {0,4}. A97251

Triangle read by rows: T(n, k) = n·binomial(n, k)*A000757(k), 0 <= k <= n. A233440

Expansion of e.g.f. A(x) satisfying A(x) = 1 + x·A(x) * exp(2·x*A(x)). A366232

Numbers of the form (10ⁱ)*(13^j), with i, j >= 0. A108761

25-gonal pyramidal numbers: a(n) = n*(n+1)*(23·n-20)/6. A256645

a(n) is the smallest number whose English name has the letter "t" in the n-th position, or -1 if no such number exists. A164792