Properties of the Number 66375

Sixty-Six Thousand Three Hundred Seventy-Five

Basics

Value: 66374 → 66375 → 66376

Parity: odd

Prime: No

Previous Prime: 66373

Next Prime: 66377

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 5 ³ × 59

Divisors: 1, 3, 5, 9, 15, 25, 45, 59, 75, 125

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10000001101000111

Octal: 201507

Duodecimal: 324B3

Hexadecimal: 10347

Square: 4405640625

Square Root: 257.633460559765

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 that divide the concatenation of their aliquot divisors, in ascending order. A240265

Expansion of (theta₃(x) - 1)⁵ / (16 * (3 - theta₃(x))). A347808

Numbers k such that there are 10 digits in k² and for each factor f of 10 (1, 2, 5) the sum of digit groupings of size f is a square. A153748

Numbers k such that k = x + y, k' = x' + y' and k'' = x'' + y'', where k' and k'' are the first and second arithmetic derivatives of k. A293252

Number of walks within N³ (the first octant of Z³) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, 0), (-1, 1, -1), (1, -1, 0), (1, -1, 1), (1, 1, 1)}. A149569

a(n) = 6·binomial(n,4) + 3·binomial(n,3) + 4·binomial(n,2) - n + 2. A66375