Properties of the Number 72523

Seventy-Two Thousand Five Hundred Twenty-Three

Basics

Value: 72522 → 72523 → 72524

Parity: odd

Prime: No

Previous Prime: 72503

Next Prime: 72533

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 11 × 19 × 347

Divisors: 1, 11, 19, 209, 347, 3817, 6593, 72523

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10001101101001011

Octal: 215513

Duodecimal: 35B77

Hexadecimal: 11b4b

Square: 5259585529

Square Root: 269.300946897704

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 nXk 0..4 arrays with each element·equal to the number of its horizontal and vertical neighbors equal to 3,1,2,0,4 for x=0,1,2,3,4. A196912

Number of nX5 0..4 arrays with each element·equal to the number its horizontal and vertical neighbors equal to 3,1,2,0,4 for x=0,1,2,3,4. A196909

Number of n X n 0..4 arrays with each element·equal to the number of its horizontal and vertical neighbors equal to 3,1,2,0,4 for x=0,1,2,3,4. A196905

Number of alternating permutations of the prime factors of n, counting multiplicity, including twins (x,x). A344606

Sum of remainders when n-th Fibonacci number is divided by all smaller Fibonacci numbers > 1. A72523

Number of nX4 0..1 arrays with every element unequal to 2, 3, 4 or 6 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero. A320360