Properties of the Number -513239

Five Hundred Thirteen Thousand Two Hundred Thirty-Nine

Basics

Value: -513240 → -513239 → -513238

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 513239

Divisors: 1, 513239

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1111101010011010111

Octal: -1752327

Duodecimal: -20901B

Hexadecimal: -7d4d7

Square: 263414271121

Square Root: 716.4070072242454

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

Largest prime factor of the "repunit" number 11...1 (cf. A002275). A3020

Triangle of prime numbers in which n-th row lists all primes p such that 1/p has decimal period n, n >= 1. A46107

Irregular triangle read by rows in which row n lists prime factors (with multiplicity) of the repunit (10ⁿ - 1)/9 (A002275(n)). A102380

Largest prime factor of 10ⁿ - 1. A5422

Table of prime factors of 10ⁿ - 1 (with multiplicity). A1270

Greatest prime number p(n) with decimal fraction period of length n. A61075

Divisors of 10¹¹ - 1. A27896

Numbers n such that n, 2n+1, 3n+2, 4n+3, 5n+4 are primes. A67258

Greatest prime factor of n-th cyclic number. A87020

Primes p such that the decimal representation of 1/p does not contain every digit 0-9. A187614