Properties of the Number 4016

Four Thousand Sixteen

Basics

Value: 4015 → 4016 → 4017

Parity: even

Prime: No

Previous Prime: 4013

Next Prime: 4019

Digit Sum: 11

Digital Root: 2

Palindrome: No

Factorization: 2 ⁴ × 251

Divisors: 1, 2, 4, 8, 16, 251, 502, 1004, 2008, 4016

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 111110110000

Octal: 7660

Duodecimal: 23A8

Hexadecimal: fb0

Square: 16128256

Square Root: 63.37191807101944

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 16 containing a 16 in their decimal representation. A121036

Number of subsets of {1,2,...,n} with relatively prime elements. A85945

a(n) = n*(7·n²-4)/3. A63521

Triangle read by rows: T(n,k) = number of vertices in a "frame" of size n X k (see Comments in A331457 for definition). A332599

Numbers k such that φ(x) = k has exactly 5 solutions. A60668

Numbers that have exactly five prime factors counted with multiplicity (A014614) whose digit reversal is different and also has 5 prime factors (with multiplicity). A109025

Number of 10-almost primes less than or equal to 10ⁿ. A120051

Triangle read by rows: T(n,k) is the number of partially labeled rooted trees with n vertices, k of which are labeled, 0 <= k <= n. A8295

Array read by antidiagonals: T(n,k) is the number of chiral pairs of color patterns (set partitions) in a cycle of length n using k or fewer colors (subsets). A320742

Least n-bit number whose binary representation's substrings represent the maximal number (A112509(n)) of distinct integers. A112510