Properties of the Number 90774

Ninety Thousand Seven Hundred Seventy-Four

Basics

Value: 90773 → 90774 → 90775

Parity: even

Prime: No

Previous Prime: 90749

Next Prime: 90787

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 2 × 3 ³ × 41 ²

Divisors: 1, 2, 3, 6, 9, 18, 27, 41, 54, 82

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10110001010010110

Octal: 261226

Duodecimal: 44646

Hexadecimal: 16296

Square: 8239919076

Square Root: 301.2872383623309

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

T(n,k)=Number of nonnegative integer arrays of length n+k+1 with new values 0 upwards introduced in order, no three adjacent elements equal, and containing the value k+1. A211836

a(n) = ∑_k=1..n φ(k)*φ(k+1)*φ(k+2), where φ(k) = A000010(k) is Euler's totient function. A335131

Composite numbers k+1 such that k*φ(k+1) is a perfect square. A69068

Number of nonnegative integer arrays of length n+2 with new values 0 upwards introduced in order, no three adjacent elements equal, and containing the value 2. A211829

Number of ways to place 6 non-attacking wazirs on an n X n toroidal board. A201240

A permutation of the natural numbers related to sequence A079946. A90774

G.f. satisfies A(x) = A(x⁴ + 4·x*A(x)⁴) / A(x³ + 3·x*A(x)³). A384270