Properties of the Number -312455

Three Hundred Twelve Thousand Four Hundred Fifty-Five

Basics

Value: -312456 → -312455 → -312454

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 5 × 11 × 13 × 19 × 23

Divisors: 1, 5, 11, 13, 19, 23, 55, 65, 95, 115

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1001100010010000111

Octal: -1142207

Duodecimal: -13099B

Hexadecimal: -4c487

Square: 97628127025

Square Root: 558.976743702276

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

Number of admissible sequences of order j; related to 3x+1 problem and Wagon's constant. A100982

Number of aperiodic necklaces of n beads of 2 colors, 10 of them black. A32168

Length of Collatz dropping time patterns in A186008. A186009

Numerator of the frequency of the n-th dropping time in the Collatz iteration. A186107

a(n) is the denominator of the sum of reciprocals of primes not exceeding n and not dividing binomial(2·n, n). A334075

a(n) = floor( binomial(n,9)/10 ). A11846

T(2n+7,n), array T as in A051168; a count of Lyndon words. A50185

Number of necklaces with 10 black beads and n-10 white beads. A32195

Product of primes which do not exceed n and do not divide the swinging factorial n$ (A056040). A163644

a(n) = lcm(n, n+1, n+2, n+3, n+4, n+5, n+6, n+7)/840. A188897