Properties of the Number 80744

Eighty Thousand Seven Hundred Forty-Four

Basics

Value: 80743 → 80744 → 80745

Parity: even

Prime: No

Previous Prime: 80737

Next Prime: 80747

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 2 ³ × 10093

Divisors: 1, 2, 4, 8, 10093, 20186, 40372, 80744

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10011101101101000

Octal: 235550

Duodecimal: 3A888

Hexadecimal: 13b68

Square: 6519593536

Square Root: 284.1548873413934

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

Number of compositions (ordered partitions) of n into an even number of triangular numbers. A339416

Where records occur in A114183. A222194

a(n) = ∑_k=0..n binomial(n,k) * (-1)^n-k * (2^k + 1)^k. A251183

Smallest element of n-th row of A080743. A80744