Properties of the Number 2885

Two Thousand Eight Hundred Eighty-Five

Basics

Value: 2884 → 2885 → 2886

Parity: odd

Prime: No

Previous Prime: 2879

Next Prime: 2887

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 5 × 577

Divisors: 1, 5, 577, 2885

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 101101000101

Octal: 5505

Duodecimal: 1805

Hexadecimal: b45

Square: 8323225

Square Root: 53.71219600798314

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 partitions of n into squarefree parts. A73576

Composite and every divisor (except 1) contains the digit 5. A62672

Number of points on surface of square pyramid: 3·n² + 2 (n>0). A5918

Sum of three consecutive squares: a(n) = n² + (n + 1)² + (n + 2)². A120328

Vertically symmetric numbers. A53701

Total number of ON cells at stage 2n of two-dimensional 5-neighbor outer totalistic cellular automaton defined by "Rule 451". A246318

a(n) = ((6·n + 10)/27)*2^n-1 + ((-1)^n-1)*(6·n + 5)/27. A127976

Numbers n such that the decimal expansions of both n and n² have 2 as smallest digit and 8 as largest digit. A257368

Numbers k such that k⁶⁴+(k+1)⁶⁴ is a prime. A174157

Numbers k such that the Lucas Aurifeuillian primitive part A of Lucas(k) is prime. A61442