Properties of the Number 45985

Forty-Five Thousand Nine Hundred Eighty-Five

Basics

Value: 45984 → 45985 → 45986

Parity: odd

Prime: No

Previous Prime: 45979

Next Prime: 45989

Digit Sum: 31

Digital Root: 4

Palindrome: No

Factorization: 5 × 17 × 541

Divisors: 1, 5, 17, 85, 541, 2705, 9197, 45985

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 1011001110100001

Octal: 131641

Duodecimal: 22741

Hexadecimal: b3a1

Square: 2114620225

Square Root: 214.44113411377026

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 (n+1)X(k+1) 0..2 arrays with every 2X2 subblock having the same number of equal edges as its horizontal neighbors and a different number from its vertical neighbors, and new values 0..2 introduced in row major order. A205753

Numbers n such that n² is divisible by the sum of the distinct prime divisors of n² + 1. A196219

Number of (n+1)X5 0..2 arrays with every 2X2 subblock having the same number of equal edges as its horizontal neighbors and a different number from its vertical neighbors, and new values 0..2 introduced in row major order. A205749

Number of 4X(n+1) 0..2 arrays with every 2X2 subblock having the same number of equal edges as its horizontal neighbors and a different number from its vertical neighbors, and new values 0..2 introduced in row major order. A205755

a(n) = least k such that sum of first k primes is n times a prime. A45985