Properties of the Number -1271

Two Hundred Seventy-One

Basics

Value: -1272 → -1271 → -1270

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 11

Digital Root: 2

Palindrome: No

Factorization: 31 × 41

Divisors: 1, 31, 41, 1271

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -10011110111

Octal: -2367

Duodecimal: -89B

Hexadecimal: -4f7

Square: 1615441

Square Root: 35.651086939951774

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

Sequence is {a(3,n)}, where a(m,n) is defined at sequence A110665. A110668

Imbalance of the number of partitions of n. A194795

A transform of the Catalan numbers with a simple Hankel transform. A157127

McKay-Thompson series of class 14a for Monster. A58505

Numbers > 1000 such that all the substrings of length = 3 are primes (substrings with leading '0' are considered to be nonprime). A211684

Numbers that are the sum of 6 positive 5th powers. A3351

Odd numbers not of form p + 2^k (de Polignac numbers). A6285

a(n) = least k such that the remainder when 11^k is divided by k is n. A127819

Mountain numbers. A134941

Integers of the form t/6, where t is a triangular number (A000217). A154293