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Properties of the Number 16830

Sixteen Thousand Eight Hundred Thirty

Basics

Value: 16829 → 16830 → 16831

Parity: even

Prime: No

Previous Prime: 16829

Next Prime: 16831

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 2 × 3 2 × 5 × 11 × 17

Divisors: 1, 2, 3, 5, 6, 9, 10, 11, 15, 17

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 100000110111110

Octal: 40676

Duodecimal: 98A6

Hexadecimal: 41be

Square: 283248900

Square Root: 129.7304898626379

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 ways of writing n as the sum of 9 triangular numbers. A226253
Numbers k such that σ(k) = ψ(k) + φ(k) + τ(k). A388001
Least common multiple of all (k+1)'s, where the k's are the positive divisors of n. A57643
T(n,k)=Number of nXk 0..1 arrays avoiding 0 0 1 and 1 0 0 horizontally and 0 0 1 and 1 0 1 vertically. A209650
Place n equally spaced points around the circumference of a circle and then, for each pair of points, draw two distinct circles, whose radii are the same as the first circle, such that both points lie on their circumferences. The sequence gives the total number of (curved) edges formed. A371375
Digitally balanced numbers in base 4: equal numbers of 0's, 1's, ... 3's. A49355
Denominators of convergents to π by Farey fractions. A63673
Magic sums of 4 X 4 magic squares composed of squares. A271580
Partition of positive integers into shortest possible groups, starting with (1), (2,3), (4,5,6), (7,8,9,10,11), such that a(n) = the sum of the terms of the n-th group is a multiple of a(n-1) and a(n) > a(n-1). A79798
Triangle of numbers obtained from the partition array A134145. A134146