Properties of the Number 74016

Seventy-Four Thousand Sixteen

Basics

Value: 74015 → 74016 → 74017

Parity: even

Prime: No

Previous Prime: 73999

Next Prime: 74017

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 2 ⁵ × 3 ² × 257

Divisors: 1, 2, 3, 4, 6, 8, 9, 12, 16, 18

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10010000100100000

Octal: 220440

Duodecimal: 36A00

Hexadecimal: 12120

Square: 5478368256

Square Root: 272.05881717011124

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 T(n,k) of tilings of a 5 X n rectangle with pentominoes of any shape and exactly k pentominoes of shape Y; triangle T(n,k), n>=0, read by rows. A247712

a(n) = 289n² + 2n. A158254

Numbers k such that the least term in the periodic part of the continued fraction for sqrt(k) is 17. A31695

a(n) = n! * [xⁿ] (sec(x) + tan(x))ⁿ. A298244

a(n) is the smallest k that is equal to the sum of the digits of k*(k+1)*...*(k+n-1) in base 10ⁿ, or -1 if such a number does not exist. A308408

Number of elements of GF(7ⁿ) with trace 0 and subtrace 3. A74016

Number of length n+3 0..7 arrays with no four elements in a row with pattern aabb (possibly a=b) and new values 0..7 introduced in 0..7 order. A242548

Number of (n+2)X(1+2) 0..2 arrays with every consecutive three elements in every row and column having exactly 2 distinct values, in every diagonal 1 or 2 distinct values, in every antidiagonal 2 or 3 distinct values, and new values 0 upwards introduced in row major order. A252987