Properties of the Number 18696

Eighteen Thousand Six Hundred Ninety-Six

Basics

Value: 18695 → 18696 → 18697

Parity: even

Prime: No

Previous Prime: 18691

Next Prime: 18701

Digit Sum: 30

Digital Root: 3

Palindrome: No

Factorization: 2 ³ × 3 × 19 × 41

Divisors: 1, 2, 3, 4, 6, 8, 12, 19, 24, 38

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 100100100001000

Octal: 44410

Duodecimal: A9A0

Hexadecimal: 4908

Square: 349540416

Square Root: 136.73331708109768

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

Sum of largest parts (counted with multiplicity) of all partitions of n into odd parts. A92310

a(n) = number of steps to reach 0 when starting from k = n³ and repeatedly applying the map that replaces k with k - A055401(k), where A055401(k) = the number of positive cubes needed to sum to k using the greedy algorithm. A261227

Number of base 28 n-digit numbers with adjacent digits differing by one or less. A126382

Area A of the cyclic quadrilaterals PQRS with PQ>=QR>=RS>=SP, such that A, the sides, the radius of the circumcircle and the two diagonals are integers. A219225

Number of 6-cycles in the n-polygon diagonal intersection graph. A300554

Numbers such that σ(m)*UnitarySigma(m)= k·UnitaryPhi(m)², for some integer k. A122839

a(n) = 2·A001610(n). A168674

Number of ordered triples (w,x,y) with all terms in {-n,...-1,1,...,n} and w²>x²+y². A211631

p-INVERT of (1,1,0,0,0,0,...), where p(S) = 1 - S² - S³. A291398

Number of n X 7 binary arrays without the pattern 0 1 diagonally, vertically or antidiagonally. A188864