Properties of the Number 73925

Seventy-Three Thousand Nine Hundred Twenty-Five

Basics

Value: 73924 → 73925 → 73926

Parity: odd

Prime: No

Previous Prime: 73907

Next Prime: 73939

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 5 ² × 2957

Divisors: 1, 5, 25, 2957, 14785, 73925

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10010000011000101

Octal: 220305

Duodecimal: 36945

Hexadecimal: 120c5

Square: 5464905625

Square Root: 271.89152248645047

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

T(n,k)=Number of (n+2)X(k+2) 0..3 arrays with every 3X3 subblock row and diagonal sum equal to 2 3 4 6 or 7 and every 3X3 column and antidiagonal sum not equal to 2 3 4 6 or 7. A252407

a(n) = 54·n² - 1. A158656

Number of (n+2)X(5+2) 0..3 arrays with every 3X3 subblock row and diagonal sum equal to 2 3 4 6 or 7 and every 3X3 column and antidiagonal sum not equal to 2 3 4 6 or 7. A252404

Number of (5+2)X(n+2) 0..3 arrays with every 3X3 subblock row and diagonal sum equal to 2 3 4 6 or 7 and every 3X3 column and antidiagonal sum not equal to 2 3 4 6 or 7. A252412

Number of (n+2)X(n+2) 0..3 arrays with every 3X3 subblock row and diagonal sum equal to 2 3 4 6 or 7 and every 3X3 column and antidiagonal sum not equal to 2 3 4 6 or 7. A252399

Powers of 2 rearranged such that every partial sum (n>1) is composite. A73925