Properties of the Number 81283

Eighty-One Thousand Two Hundred Eighty-Three

Basics

Value: 81282 → 81283 → 81284

Parity: odd

Prime: Yes

Previous Prime: 81281

Next Prime: 81293

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 81283

Divisors: 1, 81283

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10011110110000011

Octal: 236603

Duodecimal: 3B057

Hexadecimal: 13d83

Square: 6606926089

Square Root: 285.101736227614

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

Concatenate the primes as 2357111317192329313..., then insert commas from left to right so that between each pair of successive commas is a prime, always making the new prime as small as possible. A74721

Centered 19-gonal (or nonadecagonal) primes. A264844

Take A000040, omit commas: 23571113171923..., select 5-digit primes seen when scanning from left. A73038

An interleaved sequence of pyramidal and polygonal numbers. A81283