Properties of the Number -471744

Four Hundred Seventy-One Thousand Seven Hundred Forty-Four

Basics

Value: -471745 → -471744 → -471743

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 2 ⁶ × 3 ⁴ × 7 × 13

Divisors: 1, 2, 3, 4, 6, 7, 8, 9, 12, 13

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1110011001011000000

Octal: -1631300

Duodecimal: -1A9000

Hexadecimal: -732c0

Square: 222542401536

Square Root: 686.8362250202009

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

Expansion of e.g.f.: sec(arctanh(x)*log(x+1))=1+12/4!*x⁴-60/5!*x⁵+570/6!*x⁶-3780/7!*x⁷... A12707

Sum of divisors of superabundant numbers (A004394). A7626

Sum of divisors of Ramanujan's highly composite numbers, or σ(A002182(n)). A63072

a(n) is the least number with exactly n divisors of the form 5·k+1. A364586

a(n) is the least number with exactly n divisors of the form 5·k+4. A364600

a(n) = (n!)² - nⁿ. A135609

Triangle read by rows: a(1,1) = 1. a(m,m) = product of the terms in row m-1. For n < m, a(m,n) = a(m-1,n) + (product of the terms in row m-1). A159931

a(m) = the product of the terms in row m of triangle A159931. A159932

Number m that give records for the quotient between the maximum and minimum x's such that σ(x)=m. A241854

θ series of a possible dual-extremal lattice of level 2 and dimension 52. A164973