Properties of the Number 65813

Sixty-Five Thousand Eight Hundred Thirteen

Basics

Value: 65812 → 65813 → 65814

Parity: odd

Prime: No

Previous Prime: 65809

Next Prime: 65827

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 11 × 31 × 193

Divisors: 1, 11, 31, 193, 341, 2123, 5983, 65813

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10000000100010101

Octal: 200425

Duodecimal: 32105

Hexadecimal: 10115

Square: 4331350969

Square Root: 256.5404451543655

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

Stern-Jacobsthal numbers. A101624

A bisection of the Stern-Jacobsthal numbers. A101625

Recursive binary interleaving code for rooted plane binary trees, as ordered by A014486. A82856

Number of unlabeled P-series with n elements. A349276

Multiplies by 4 and shifts right under the XOR BINOMIAL transform (A099898). A99899

XOR difference triangle, read by rows, of A099898 (in leftmost column) such that the main diagonal equals A099898 shift left and divided by 4. A99897

Least m such that (p^2·m+1-1)/(p-1) is a prime, where p = prime(n). A65813