Properties of the Number 61849

Sixty-One Thousand Eight Hundred Forty-Nine

Basics

Value: 61848 → 61849 → 61850

Parity: odd

Prime: No

Previous Prime: 61843

Next Prime: 61861

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 127 × 487

Divisors: 1, 127, 487, 61849

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 1111000110011001

Octal: 170631

Duodecimal: 2B961

Hexadecimal: f199

Square: 3825298801

Square Root: 248.69459181896175

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(n) is the minimal positive integral solution k to 24·k == 1 (mod 5ⁿ). A52462

Number of (n+2)X(n+2) 0..1 arrays with every 3X3 subblock sum of the two sums of the diagonal and antidiagonal minus the two minimums of the central column and central row nondecreasing horizontally, vertically and ne-to-sw antidiagonally. A254899

Non-Cayley-isomorphic circulant self-complementary undirected p²-graphs, indexed by odd primes p. A61849