Properties of the Number 90043

Ninety Thousand Forty-Three

Basics

Value: 90042 → 90043 → 90044

Parity: odd

Prime: No

Previous Prime: 90031

Next Prime: 90053

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 127 × 709

Divisors: 1, 127, 709, 90043

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10101111110111011

Octal: 257673

Duodecimal: 44137

Hexadecimal: 15fbb

Square: 8107741849

Square Root: 300.0716581085258

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(n) = prime(n) * prime(prime(n)). A73065

Number of (n+2)X(1+2) 0..3 arrays with every 3X3 subblock row and diagonal sum equal to 0 2 5 6 or 7 and every 3X3 column and antidiagonal sum not equal to 0 2 5 6 or 7. A252672

Irregular triangle read by rows: T(n,k), n >= 1, -(n-1) <= k <= n-1, = number of partitions of n with rank k. A63995

Triangle of number of partitions of n with nonnegative Dyson rank r=0,1,...,n-1. A105806

Number of bilaterally asymmetric 8-hoops with n symbols. A295925

Number of ways to color the vertices of an octagon using <= n colors, allowing rotations and reflections. A60560

Number of connected, unlabeled, unrooted distance-hereditary graphs on n vertices. A277862

Number of 8-hoops with n symbols and no a-rooted trees. A210766

Erroneous version of A210699. A210768

Array T(q,n) by antidiagonals: number of self-reciprocal polynomials of degree 2·n over GF(q) (for q >= 2 and n >= 1). A98691