Properties of the Number 71974

Seventy-One Thousand Nine Hundred Seventy-Four

Basics

Value: 71973 → 71974 → 71975

Parity: even

Prime: No

Previous Prime: 71971

Next Prime: 71983

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 2 × 7 × 53 × 97

Divisors: 1, 2, 7, 14, 53, 97, 106, 194, 371, 679

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10001100100100110

Octal: 214446

Duodecimal: 3579A

Hexadecimal: 11926

Square: 5180256676

Square Root: 268.279704785882

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

Triangle T, read by rows, where T(n,k) = [T²](n-1,k) + [T²](n-2,k-1) (n>k>0), with T(n,0) = [T²](n-1,0) (n>0) and T(n,n) = 1 (n>=0), where T² is the matrix square of T. A109316

Column 0 of triangle T=A109316 where T(n,k) = [T²](n-1,k) + [T²](n-2,k-1) and T² is the matrix square of T. A109317

Expansion of 1/(1-x³-x⁴-x⁵-x⁶-x⁷-x⁸-x⁹-x¹⁰-x¹¹). A17824

Numerator of rational number i/j such that Sagher map sends i/j to n. A71974

The greedy sequence of integers which avoids 3-term geometric progressions. A452