Properties of the Number 13648

Thirteen Thousand Six Hundred Forty-Eight

Basics

Value: 13647 → 13648 → 13649

Parity: even

Prime: No

Previous Prime: 13633

Next Prime: 13649

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 2 ⁴ × 853

Divisors: 1, 2, 4, 8, 16, 853, 1706, 3412, 6824, 13648

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 11010101010000

Octal: 32520

Duodecimal: 7A94

Hexadecimal: 3550

Square: 186267904

Square Root: 116.82465493208187

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 n-bead necklaces (turning over is allowed) where complements are equivalent. A11

Powers of cube root of 3 rounded up. A17984

Powers of cube root of 9 rounded up. A18002

Number of compositions of n whose multiplicities are distinct and cover an initial interval of positive integers. A329740

Number of ordered pairs of disjoint strict integer partitions of n. A365662

Numbers k such that iterating φ(σ(k)-φ(k)) starting from k leads to the fixed point 8064. A77096

T(n,k)=Number of nXk 0..3 arrays with no element equal to one plus the sum of elements to its left or three plus the sum of the elements above it or zero plus the sum of the elements diagonally to its northwest, modulo 4. A240406

T(n,k) = total area of all squares and rectangles of area 2^k-1 after 2ⁿ stages in the toothpick structure of A139250, n>=1, k>=1, assuming the toothpicks have length 2. Triangle read by rows. A211017

Number of even sequences with period 2n (bisection of A000011). A117

Monotonic ordering of set S generated by these rules: if·and y are in S then x²+y²-xy is in S, and 2 is in S. A192533