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Properties of the Number 16449

Sixteen Thousand Four Hundred Forty-Nine

Basics

Value: 16448 → 16449 → 16450

Parity: odd

Prime: No

Previous Prime: 16447

Next Prime: 16451

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 3 × 5483

Divisors: 1, 3, 5483, 16449

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 100000001000001

Octal: 40101

Duodecimal: 9629

Hexadecimal: 4041

Square: 270569601

Square Root: 128.25365491868058

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

T(n,k)=Number of nXk 0..3 arrays with no element equal to one plus the sum of elements to its left or two plus the sum of the elements above it, modulo 4. A239405
Numbers a(n) are obtained by the direct application of sieve of Eratosthenes for A000695: retaining A000695(2)=4, we delete all multiples of 4, which are more than 4; retaining A000695(3)=5, we delete all multiples of 5, which are more than 5, etc. A152021
Numbers that can be written in exactly two different ways as s1x_1 + ... + stx_t, with 1 < s1 < ... < st and {s1,..., st} = {x1,..., xt} for some t > 0. A386966
Sums of 3 distinct powers of 4. A38471
Semiprimes in A054567. A113692
Decimal representation of the x-axis, from the left edge to the origin, of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 531", based on the 5-celled von Neumann neighborhood. A282952
Decimal representation of the x-axis, from the left edge to the origin, of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 534", based on the 5-celled von Neumann neighborhood. A282960
a(n) = 16·n2 + 2·n + 1. A204675
Denominators of convergents to Khinchin's constant. A127006
Numbers with exactly 3 ones in both binary and ternary representations. A281004