Properties of the Number 11725

Eleven Thousand Seven Hundred Twenty-Five

Basics

Value: 11724 → 11725 → 11726

Parity: odd

Prime: No

Previous Prime: 11719

Next Prime: 11731

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 5 ² × 7 × 67

Divisors: 1, 5, 7, 25, 35, 67, 175, 335, 469, 1675

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2730 Try Today's Challenge

Representations

Binary: 10110111001101

Octal: 26715

Duodecimal: 6951

Hexadecimal: 2dcd

Square: 137475625

Square Root: 108.28203913853858

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 compositions of n whose run-lengths are all different. A329739

Indices of primes followed by a gap (distance to next larger prime) of 44. A320720

Numbers n such that the decimal expansions of both n and n² have 1 as smallest digit and 7 as largest digit. A257210

Start with two vertices and draw a circle around each whose radius is the distance between the vertices. The sequence gives the number of regions constructed after n iterations of drawing circles with this same radius around every new vertex created from all circles' intersections. A374337

Maxima of the rows of the triangle A259095. A5577

Number of vertices in truncated tetrahedron with faces that are centered polygons. A193218

Least positive integer m such that m + n divides σ(m²) + σ(n²), where σ(k) is the sum of all positive divisors of k. A248054

Number of sets of nonempty words with a total of n letters over quaternary alphabet such that within each prefix of a word every letter of the alphabet is at least as frequent as the subsequent alphabet letter. A293743

Expansion of e.g.f. ∏_k>=1 (1 + x^k)^exp(x). A347915

Numbers k such that the largest prime factor of k is equal to the sum of primes dividing k+1 (with repetition). A71861