Properties of the Number 90248

Ninety Thousand Two Hundred Forty-Eight

Basics

Value: 90247 → 90248 → 90249

Parity: even

Prime: No

Previous Prime: 90247

Next Prime: 90263

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 2 ³ × 29 × 389

Divisors: 1, 2, 4, 8, 29, 58, 116, 232, 389, 778

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10110000010001000

Octal: 260210

Duodecimal: 44288

Hexadecimal: 16088

Square: 8144701504

Square Root: 300.4130489842277

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

Number of overpartitions of n: an overpartition of n is an ordered sequence of nonincreasing integers that sum to n, where the first occurrence of each integer may be overlined. A15128

Expansion of 1 / ∑_n=-oo..oo x^n². A4402

Number of periodic palindromic structures of length n using exactly four different symbols. A56510

Riordan matrix (1/((1-x)*sqrt(1-4·x)),x/(1-x)). A187887

Numbers k such that 4^k + 15 is prime. A253773

Number of atoms in cluster of n layers around C₆₀. A63498

a(n) = 27a(n-1) - a(n-2), starting with a(0) = 2 and a(1) = 27. A90248