Properties of the Number 74445

Seventy-Four Thousand Four Hundred Forty-Five

Basics

Value: 74444 → 74445 → 74446

Parity: odd

Prime: No

Previous Prime: 74441

Next Prime: 74449

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 3 × 5 × 7 × 709

Divisors: 1, 3, 5, 7, 15, 21, 35, 105, 709, 2127

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10010001011001101

Octal: 221315

Duodecimal: 370B9

Hexadecimal: 122cd

Square: 5542058025

Square Root: 272.8461104725519

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

a(n) = n*(n+1)*(n²+5·n+18)/24. A51744

a(n) is the sum of all possible pairs of the first n primes. A162867

Number of 6-ary Lyndon words of length n with trace 3 and subtrace 5 over Z₆. A74445

Equals one maps: number of nX3 binary arrays indicating the locations of corresponding elements equal to exactly one of their king-move neighbors in a random 0..1 nX3 array. A220972