Properties of the Number 7494

Seven Thousand Four Hundred Ninety-Four

Basics

Value: 7493 → 7494 → 7495

Parity: even

Prime: No

Previous Prime: 7489

Next Prime: 7499

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 2 × 3 × 1249

Divisors: 1, 2, 3, 6, 1249, 2498, 3747, 7494

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1110101000110

Octal: 16506

Duodecimal: 4406

Hexadecimal: 1d46

Square: 56160036

Square Root: 86.5678924313166

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

Expansion of 1/(1 - x - x¹⁰ - x¹⁹ + x²⁰). A175740

a(1)=3, a(2)=1, a(n) = 3·a(n-1) + a(n-2). A189735

Decimal part of a(n)^1/2 starts with a 'nine digits' anagram. A34277

T(n,k)=Number of (n+2)X(k+2) nonnegative integer arrays with all values the knight distance from the upper left minus as much as 3, with successive minimum path knight move differences either 0 or +1, and any unreachable value zero. A253342

Numbers which are the sum of their proper divisors containing the digit 4. A59463

Numbers k such that 2^k + 25 is prime. A157006

a(n) = 1·2*3·4 - 5·6*7·8 + 9·10·11·12 - 13·14·15·16 + ... - (up to n). A319544

Numbers that are the sum of nine fourth powers in six or more ways. A345590

Numbers that are the sum of nine fourth powers in exactly six ways. A345848

Fixed-j dispersion for Q = 13: array D(g,h) (g, h >= 1), read by ascending antidiagonals. A120862