Properties of the Number 13698

Thirteen Thousand Six Hundred Ninety-Eight

Basics

Value: 13697 → 13698 → 13699

Parity: even

Prime: No

Previous Prime: 13697

Next Prime: 13709

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 2 × 3 ² × 761

Divisors: 1, 2, 3, 6, 9, 18, 761, 1522, 2283, 4566

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2730 Try Today's Challenge

Representations

Binary: 11010110000010

Octal: 32602

Duodecimal: 7B16

Hexadecimal: 3582

Square: 187635204

Square Root: 117.03845521878696

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 such that 3^k + 4 is prime. A58958

Numbers k such that k² contains exactly 9 different digits. A54037

Number of n-regular, N₀-weighted pseudographs on 2 vertices with total edge weight 9, up to isomorphism. A358249

Number of quadrilaterals on an n X n grid (or geoboard). A189414

a(n) = A000522(n) - 2. A26243

Numbers k such that any two consecutive decimal digits of k² differ by 1 after arranging the digits in decreasing order. A370362

Number of nodes at the n-th level of the Inverse-Totient-Tree (ITT) with the root at 1, and edges connecting number m to all numbers k such that φ(k) = m. A58811

a(n) = 81·n² + 9. A157888

Total number of parts that are the smallest part or the largest part in all partitions of n. A182978

Numbers k such that the least term in the periodic part of the continued fraction for sqrt(k) is 26. A31704