Properties of the Number 91389

Ninety-One Thousand Three Hundred Eighty-Nine

Basics

Value: 91388 → 91389 → 91390

Parity: odd

Prime: No

Previous Prime: 91387

Next Prime: 91393

Digit Sum: 30

Digital Root: 3

Palindrome: No

Factorization: 3 × 41 × 743

Divisors: 1, 3, 41, 123, 743, 2229, 30463, 91389

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10110010011111101

Octal: 262375

Duodecimal: 44A79

Hexadecimal: 164fd

Square: 8351949321

Square Root: 302.3061362261772

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) = binomial(n+5,4) - 1. A63258

Moebius transform of binomial(n+3, 4). A117109

Numerator of sum of reciprocals of first n 5-simplex numbers A000389. A118431

Main diagonal of A332365. A332366

Aronson's mod 15 sequence: "T is the first, fourth, eleventh, first, ... letter in this sentence, not counting spaces and commas and all mod 15". A91389

Denominator of sum of reciprocals of first n 5-simplex numbers A000389. A118432