Properties of the Number 16368

Sixteen Thousand Three Hundred Sixty-Eight

Basics

Value: 16367 → 16368 → 16369

Parity: even

Prime: No

Previous Prime: 16363

Next Prime: 16369

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 2 ⁴ × 3 × 11 × 31

Divisors: 1, 2, 3, 4, 6, 8, 11, 12, 16, 22

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 11111111110000

Octal: 37760

Duodecimal: 9580

Hexadecimal: 3ff0

Square: 267911424

Square Root: 127.93748473375581

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

a(n) = n*(n+1)*(n+2)/2. A27480

Numbers j such that σ(σ(j)) = k·j for some k. A19278

a(n) = 2ⁿ - n - 2. A247

a(n) = floor(n*φ¹⁵), where φ is the golden ratio, A001622. A4930

Numbers n that raised to the powers from 1 to k (with k>=1) are multiple of the sum of their digits (n raised to k+1 must not be a multiple). Case k=8. A135193

Number of integer compositions of n that are not the first sums of any composition with no 1's. A391641

Square analog to Keith numbers. A274769

Let sigma_m (n) be result of applying sum-of-divisors function m times to n; call n (m,k)-perfect if sigma_m (n) = k·n; sequence gives the (2,8)-perfect numbers. A19285

a(n) = n*(n² - 1)/2. A135503

Triangle read by rows: absolute values of odd-numbered rows of A159041. A171692