Properties of the Number 81294

Eighty-One Thousand Two Hundred Ninety-Four

Basics

Value: 81293 → 81294 → 81295

Parity: even

Prime: No

Previous Prime: 81293

Next Prime: 81299

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 2 × 3 × 17 × 797

Divisors: 1, 2, 3, 6, 17, 34, 51, 102, 797, 1594

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10011110110001110

Octal: 236616

Duodecimal: 3B066

Hexadecimal: 13d8e

Square: 6608714436

Square Root: 285.12102693417756

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

Numbers n such that 93·2ⁿ-1 is prime. A50572

Indices k of highly composite numbers with records of low values of the ratio between consecutive terms, A002182(k+1)/A002182(k). A309745

Expansion of (1-2·x)/(1-4·x). A81294

Number of (n+1)X(1+1) 0..2 arrays with the maximum plus the upper median plus the minimum of every 2X2 subblock equal. A236791