Properties of the Number 40448

Forty Thousand Four Hundred Forty-Eight

Basics

Value: 40447 → 40448 → 40449

Parity: even

Prime: No

Previous Prime: 40433

Next Prime: 40459

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 ⁹ × 79

Divisors: 1, 2, 4, 8, 16, 32, 64, 79, 128, 158

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1001111000000000

Octal: 117000

Duodecimal: 1B4A8

Hexadecimal: 9e00

Square: 1636040704

Square Root: 201.11688143962456

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

Numbers of the form p⁹*q where p and q are distinct primes. A179692

O.g.f. A(x) satisfies: [xⁿ] exp( n³ * A(x) ) = n³ * [x^n-1] exp( n³ * A(x) ) for n>=1. A300595

Binomial transform of A084263. A84264

Least number k such that A304036(k) = n. A304039

Number of 8-step one space at a time bishop's tours on an n X n board summed over all starting positions. A187161

Table of row functions R(n,x) that satisfy: [x^k] exp( kⁿ * R(n,x) ) = kⁿ * [x^k-1] exp( kⁿ * R(n,x) ) for k>=1, n>=1, read by antidiagonals. A300625

Numbers that can be written using its own digits in order and by using addition and factorial operators. A195670

a(n) is the prime index of A191304(n+1). A291153

E.g.f. A(x) satisfies: [xⁿ] A(x)^n³ = n³ * [x^n-1] A(x)^n³ for n>=1. A300594

T(n,k)=Number of n-step one space at a time bishop's tours on a kXk board summed over all starting positions. A187155