Properties of the Number 71485

Seventy-One Thousand Four Hundred Eighty-Five

Basics

Value: 71484 → 71485 → 71486

Parity: odd

Prime: No

Previous Prime: 71483

Next Prime: 71503

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 5 × 17 × 29 ²

Divisors: 1, 5, 17, 29, 85, 145, 493, 841, 2465, 4205

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10001011100111101

Octal: 213475

Duodecimal: 35451

Hexadecimal: 1173d

Square: 5110105225

Square Root: 267.36678926149375

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

Integers that are Rhonda numbers to base 15. A100974

a(n) = (1/12)*(n+5)*(n+1)*n². A14205

Structured octagonal prism numbers. A100176

a(n) = Sum of (Y(2,p)²) over the partitions p of n, Y(2,p) = number of part sizes with multiplicity 2 or greater in p. A302347

Number of length n inversion sequences avoiding the patterns 000, 010, 100, 110, 120, and 210. A279544

Numbers m such that σ(σ(m))/m is a square. A318084

Sprague-Grundy values for octal game .3137. A71485