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Properties of the Number 45057

Forty-Five Thousand Fifty-Seven

Basics

Value: 45056 → 45057 → 45058

Parity: odd

Prime: No

Previous Prime: 45053

Next Prime: 45061

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 3 × 23 × 653

Divisors: 1, 3, 23, 69, 653, 1959, 15019, 45057

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 1011000000000001

Octal: 130001

Duodecimal: 220A9

Hexadecimal: b001

Square: 2030133249

Square Root: 212.26634212705508

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) = (n-1)*2n + 1. A337
a(n) = 11·2n + 1. A83683
T(n,k)=Number of nXk 0..3 arrays with no element equal to fewer vertical neighbors than horizontal neighbors, with new values 0..3 introduced in row major order. A241328
"Rounded hypotenuses": a(n) = round(sqrt(a(n-1)2 + a(n-2)2)), a(1)=1, a(2)=3. A104804
a(n) = 4·n3 + 5·n2 + 2·n + 1. A204674
a(n) = round(sqrt(a(n-2)2 + a(n-1)2)) with a(0) = 1 and a(1) = 2. A63827
Triangle of coefficients of polynomials u(n,x) jointly generated with A210198; see the Formula section. A210197
Dodecanacci numbers (12th-order Fibonacci sequence): a(n) = a(n-1) +...+ a(n-12) with a(0)=...=a(11)=1. A207539
a(n) = 2·a(n-1) - 1 for n>1, a(1)=23. A122041
a(n) = 44·n2 + 1. A158630