Properties of the Number 56749

Fifty-Six Thousand Seven Hundred Forty-Nine

Basics

Value: 56748 → 56749 → 56750

Parity: odd

Prime: No

Previous Prime: 56747

Next Prime: 56767

Digit Sum: 31

Digital Root: 4

Palindrome: No

Factorization: 7 × 11 ² × 67

Divisors: 1, 7, 11, 67, 77, 121, 469, 737, 847, 5159

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 1101110110101101

Octal: 156655

Duodecimal: 28A11

Hexadecimal: ddad

Square: 3220449001

Square Root: 238.22048610478487

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

Convolution of A000203 with itself. A385

Number of divisors of n! which are also differences between consecutive divisors of n! (ordered by size). A60742

Number of noncrossing connected graphs on n nodes on a circle having no four-sided faces. A45744

Triangle read by rows: T(n,k) is the number of noncrossing connected graphs on n nodes on a circle, having exactly k four-sided faces, n>=2, 0<=k<=floor(n/2)-1. A94046

Number of different values assumed by a/b+c/d as a,b,c,d range between 1 and n. A119868

Expansion of g.f.: 1/(∑_{p prime} x^p)². A352500

Least number k having n representations as the sum of the minimal number of biquadrates A002377(k). A185673

Floor(cube root(concatenation of first n cubes)). A67125

Triangle read by rows: T(n,k) (n >= 1, k >= 0) = number of Dyck paths of semilength k avoiding the pattern Uⁿ Dⁿ. A238094

Smallest palindrome greater than n in bases 2 and n. A56749