Properties of the Number 90469

Ninety Thousand Four Hundred Sixty-Nine

Basics

Value: 90468 → 90469 → 90470

Parity: odd

Prime: Yes

Previous Prime: 90439

Next Prime: 90473

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 90469

Divisors: 1, 90469

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10110000101100101

Octal: 260545

Duodecimal: 44431

Hexadecimal: 16165

Square: 8184639961

Square Root: 300.7806509734295

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

Septic artiads: primes p congruent to 1 mod 14 for which all solutions of the congruence x³ + x² - 2x - 1 == 0 (mod p) are 7th power residues. A270800

Number of parallelogram polyominoes of site-perimeter n (also called staircase polyominoes, although that term is overused). A75125

G.f.: A(x) = exp( ∑_n>=1 G_n(xⁿ)² * xⁿ/n ) such that G_n(xⁿ) = ∏_k=0..n-1 A(u^k*x) where u is an n-th root of unity. A203266

Canyon primes (A134971) whose first and last digits are 9. A179673

Numbers n such that n - 31, n - 1, n + 1 and n + 31 are consecutive primes. A270754

Least (distinct) composite k such that k+n, k+2n, k+3n, ... up to n terms are all composite. A90469