Properties of the Number -2311

Three Hundred Eleven

Basics

Value: -2312 → -2311 → -2310

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 7

Digital Root: 7

Palindrome: No

Factorization: 2311

Divisors: 1, 2311

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -100100000111

Octal: -4407

Duodecimal: -1407

Hexadecimal: -907

Square: 5340721

Square Root: 48.07286136688766

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

First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 169", based on the 5-celled von Neumann neighborhood. A270464

exp(sin(x)+log(x+1))=1+2·x+3/2!*x²+3/3!*x³-3/4!*x⁴-23/5!*x⁵... A12887

Primorial base log-function: fully additive with a(p) = p#/p, where p# = A034386(p). A276085

Number of partitions of n into parts 5k+1 or 5k+4. A3114

Number of balanced partitions of n: the largest part equals the number of parts. A47993

a(n) = 2·n² - 1. A56220

Primes whose decimal representation is a valid number in base 4 and interpreted as such is again a prime. A90707

Euclid numbers: 1 + product of the first n primes. A6862

Numbers obtained by reinterpreting base-2 representation of n in primorial base: a(0) = 0, a(2n) = A276154(a(n)), a(2n+1) = 1 + A276154(a(n)). A276156

Primes of the form x²+Ny², with N=102. A139643