Properties of the Number -67405

Sixty-Seven Thousand Four Hundred Five

Basics

Value: -67406 → -67405 → -67404

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 5 × 13 × 17 × 61

Divisors: 1, 5, 13, 17, 61, 65, 85, 221, 305, 793

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -10000011101001101

Octal: -203515

Duodecimal: -33011

Hexadecimal: -1074d

Square: 4543434025

Square Root: 259.6247291765559

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

Numbers k that are the hypotenuse of exactly 40 distinct integer-sided right triangles, i.e., k² can be written as a sum of two squares in 40 ways. A97282

Numbers that are the sum of 2 nonzero squares in 7 or more ways. A25298

Numbers that are the sum of 2 nonzero squares in 8 or more ways. A25299

Numbers that are the sum of 2 distinct nonzero squares in 7 or more ways. A25317

Numbers that are the sum of 2 distinct nonzero squares in 8 or more ways. A25318

Numbers that set a record for occurrences as longest side of a primitive Heronian triangle. A306626

Numbers that are the sum of 2 nonzero squares in exactly 8 ways. A25291

Numbers n that are the product of four distinct odd primes and x² + y² = n has integer solutions. A264499

Consecutive states of the linear congruential pseudo-random number generator (1277·s + 24749) mod 117128 when started at s=1. A385357

Numbers that are the sum of 2 distinct nonzero squares in exactly 8 ways. A25309