Properties of the Number 2895

Two Thousand Eight Hundred Ninety-Five

Basics

Value: 2894 → 2895 → 2896

Parity: odd

Prime: No

Previous Prime: 2887

Next Prime: 2897

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 3 × 5 × 193

Divisors: 1, 3, 5, 15, 193, 579, 965, 2895

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

8509 Try Today's Challenge

Representations

Binary: 101101001111

Octal: 5517

Duodecimal: 1813

Hexadecimal: b4f

Square: 8381025

Square Root: 53.80520420925842

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

Least k such that the decimal representation of k·n contains only 1's and 0's. A79339

Number of integer partitions of n whose negated run-lengths are unimodal. A332638

Second-order Fibonacci numbers. A10049

Number of integer partitions of n that cannot be partitioned into a set (or multiset) of sets with distinct sums. A381990

Numbers k such that 3^k - 28 is prime. A219047

Eight white kings and one red king on a 3 X 3 chessboard. G.f.: (1 + 5·x + 2·x²)/(1 - 2·x - 11·x² - 6·x³). A179597

Triangle of coefficients of a version of the Hermite polynomials defined by P(x, n) = x·P(x, n - 1) - n·P(x, n - 2). A137286

a(n) = (2·n+2)!! - (2·n+1)!!. A129890

Triangle read by rows: T(n,k) is the number of sets of integer-sided rectangular pieces that can tile an n X k rectangle, 1 <= k <= n. A360629

G.f. satisfies A(x) = 1 + x*(1 + x·A(x)⁴)³. A137957