Properties of the Number 55625

Fifty-Five Thousand Six Hundred Twenty-Five

Basics

Value: 55624 → 55625 → 55626

Parity: odd

Prime: No

Previous Prime: 55621

Next Prime: 55631

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 5 ⁴ × 89

Divisors: 1, 5, 25, 89, 125, 445, 625, 2225, 11125, 55625

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 1101100101001001

Octal: 154511

Duodecimal: 28235

Hexadecimal: d949

Square: 3094140625

Square Root: 235.8495283014151

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

a(1)=5, a(2)=5, a(n)=5·a(n-1) + 5·a(n-2). A189749

Numbers that are the sum of 2 nonzero squares in exactly 5 ways. A25288

Numbers that are the sum of 2 distinct nonzero squares in exactly 5 ways. A25306

Expansion of (1-x)*(1-2·x)/(1-5·x+5·x²). A52936

Smallest number k with A355915(k) = n. A356792

Numbers k such that the concatenation of k with 4·k gives a square. A115535

Numbers that are the sum of 2 squares in exactly 5 ways. A294716

First prime starting a chain of exactly n consecutive primes congruent to 1 modulo 6. A55625

Consider the function G(n) that adds to n a decimal part equal to the reverse of n. Sequence lists integers that are equal to ∑_i=1..k{G(i)} for some k. A275573

Numbers n such that ∑_k=1..n d(r(k)) is an integer where d(r(k)) is the decimal fraction 0.r(k), where r(k) is the reverse of k (e.g. d(r(123))=0.321). A276718