Properties of the Number 2724

Two Thousand Seven Hundred Twenty-Four

Basics

Value: 2723 → 2724 → 2725

Parity: even

Prime: No

Previous Prime: 2719

Next Prime: 2729

Digit Sum: 15

Digital Root: 6

Palindrome: No

Factorization: 2 ² × 3 × 227

Divisors: 1, 2, 3, 4, 6, 12, 227, 454, 681, 908

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 101010100100

Octal: 5244

Duodecimal: 16B0

Hexadecimal: aa4

Square: 7420176

Square Root: 52.191953402799555

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

Triangle T(n,k) read by rows: T(n,k) = 1 if k=1 or k=n, otherwise T(n,k) = (3·n-3·k+1)*T(n-1,k-1) + (3·k-2)*T(n-1,k). A142458

Numbers k such that Bernoulli number B_k has denominator 2730. A249134

Years in which there are five Fridays in the month of February. A141287

Numbers m such that there are precisely 10 groups of order m. A249553

Triangle read by rows: T(n,k) = number of edges in a "frame" of size n X k (see Comments in A331457 for definition). A332600

Number of integer partitions of n such that (maximum) <= 2*(median). A361848

Number T(n,k) of entries in the k-th cycles of all permutations of {1,2,..,n}; each cycle is written with the smallest element first and cycles are arranged in increasing order of their first elements. A185105

Square of lower triangular matrix of A056857 (successive equalities in set partitions of n). A78937

Number of edges in a figure made up of a row of n adjacent congruent rectangles upon drawing diagonals of all possible rectangles. A331757

Second column of PE². A129323