Properties of the Number 74415

Seventy-Four Thousand Four Hundred Fifteen

Basics

Value: 74414 → 74415 → 74416

Parity: odd

Prime: No

Previous Prime: 74413

Next Prime: 74419

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 3 × 5 × 11 ² × 41

Divisors: 1, 3, 5, 11, 15, 33, 41, 55, 121, 123

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10010001010101111

Octal: 221257

Duodecimal: 37093

Hexadecimal: 122af

Square: 5537592225

Square Root: 272.7911288880194

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

Triangle read by rows: T(n,k) is the number of involutions of {1,2,...,n} having genus k (see first comment for definition of genus). A178515

Fibonacci sequence beginning 0, 11. A22345

Expansion of 1/(1 - 2·x - 3·x²)^5/2. A245551

Number of 5-ary Lyndon words of length n over Z₅ with trace 0 and subtrace 1. A74415

a(n) is the smallest number k for which the smallest part of the symmetric representation of σ of k, SRS(k), has size n. If no such number exists, a(n) = -1. A386608