Properties of the Number 90227

Ninety Thousand Two Hundred Twenty-Seven

Basics

Value: 90226 → 90227 → 90228

Parity: odd

Prime: Yes

Previous Prime: 90217

Next Prime: 90239

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 90227

Divisors: 1, 90227

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10110000001110011

Octal: 260163

Duodecimal: 4426B

Hexadecimal: 16073

Square: 8140911529

Square Root: 300.3780950735256

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

a(1) = 1, a( n) = prime(a(n-1)) + 5a(n-1). A179517

Primes p of Erdos-Selfridge class 5+ with largest prime factor of p+1 not of class 4+. A129473

Primes in A354975. A355009

Number of (n+3) X 10 0..1 matrices with each 4 X 4 subblock idempotent. A224567

Numbers k such that 10^k - 1000000001 is prime. A273679

When A002487 is written as a triangle the n-th row has length 2^n-1; a(n) is the maximal multiplicity of any entry in that row, considering the entries strictly between the initial 1 and the central 2. A293957

Number of nX5 integer arrays with each element equal to the number of horizontal and antidiagonal neighbors exactly one smaller than itself. A266098

Triangular array read by rows: T(n,k) is the number of nilpotent n X n matrices over GF(2) having rank k, 0 <= k <= n-1, n >= 1. A346412

a(n) is the number of monic polynomials of degree n over GF(7) without linear factors. A355510

k = a·b where ab is cyclic permutation of the digits of k. A57116