Properties of the Number 80080

Eighty Thousand Eighty

Basics

Value: 80079 → 80080 → 80081

Parity: even

Prime: No

Previous Prime: 80077

Next Prime: 80107

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 2 ⁴ × 5 × 7 × 11 × 13

Divisors: 1, 2, 4, 5, 7, 8, 10, 11, 13, 14

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10011100011010000

Octal: 234320

Duodecimal: 3A414

Hexadecimal: 138d0

Square: 6412806400

Square Root: 282.98409849318386

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

Triangle T(n,k) read by rows: multiply row n of Pascal's triangle (A007318) by the n-th Catalan number (A000108). A85880

A triangle of numbers related to triangle A030524. A49352

Numbers whose base 10 digits are a subset of {0, 8}. A204095

Row 9 of array in A288580. A92974

Numbers with prime factorization p·q*r·s*t⁴ (where p, q, r, s, t are distinct primes). A190110

a(n) = denominator(∑_k=1..n (2^k-1 - 1)/k). A330719

T(n,k) = 2^k*binomial(n,2k+1), where 0 <= k <= floor((n-1)/2), n >= 1. A105070

Positions of records in A227872, i.e., integers whose number of odious divisors sets a new record. A355969

a(n) = 10*(n+1)*binomial(n+3,5)/3. A27790

Expansion of c(x·y(1+x)), c(x) the g.f. of A000108. A117434