Properties of the Number 51839

Fifty-One Thousand Eight Hundred Thirty-Nine

Basics

Value: 51838 → 51839 → 51840

Parity: odd

Prime: Yes

Previous Prime: 51829

Next Prime: 51853

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 51839

Divisors: 1, 51839

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1100101001111111

Octal: 145177

Duodecimal: 25BBB

Hexadecimal: ca7f

Square: 2687281921

Square Root: 227.6817954953799

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

Least prime in A031932 (lesser of 14-twins) whose distance to the next 14-twin is 6·n. A52356

a(n) = (n! - 7)/7. A139177

Primes of the form 16·k-1 such that 4·k-1 and 8·k-1 are also primes. A101793

Primes of the form 10·k² - 1. A143828

Primes p such that the decimal expansion of p remains prime under two iterations of base-10 to base-2 conversions. A123266

Positions of the records of the positive integers in A179319; a(n) is the first position in A179319 equal to +n. A183555

Decimal representation of the x-axis, from the origin to the right edge, of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 446", based on the 5-celled von Neumann neighborhood. A282264

a(n) = 40·n² - 1. A158598

Positions of records in A179319 for both positive and negative integers; A183555 and A183556 merged together. A183557

Primes of the form k!/7 - 1. A290120