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Properties of the Number 16880

Sixteen Thousand Eight Hundred Eighty

Basics

Value: 16879 → 16880 → 16881

Parity: even

Prime: No

Previous Prime: 16879

Next Prime: 16883

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 2 4 × 5 × 211

Divisors: 1, 2, 4, 5, 8, 10, 16, 20, 40, 80

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

603 Try Today's Challenge

Representations

Binary: 100000111110000

Octal: 40760

Duodecimal: 9928

Hexadecimal: 41f0

Square: 284934400

Square Root: 129.9230541512937

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 k that, when expressed in base 4 and then interpreted in base 7, give a multiple of k. A62922
Triangle T(n,k) of number of digraphs with a source and a sink on n labeled nodes and k arcs, k=0,1,..,n*(n-1). A57271
T(n,k)=Number of (n+1)X(k+1) 0..4 arrays with every 2X2 subblock having the sum of the squares of the edge differences equal to 10 (10 maximizes T(1,1)), and no two adjacent values equal. A233989
Triangle of numbers of semi-meanders of order n with k components. A46726
a(n) = 512·n - 16. A157447
Denominators of continued fraction convergents to sqrt(940). A42819
Number of semi-meanders of order n with 3 components. A46722
a(n) = 169·n2 - 2·n. A158218
Minimal number (in decimal representation) with n nonprime substrings in base-7 representation (substrings with leading zeros are considered to be nonprime). A217107
a(n) = A173675(A025487(n)). A295786