Properties of the Number 22885

Twenty-Two Thousand Eight Hundred Eighty-Five

Basics

Value: 22884 → 22885 → 22886

Parity: odd

Prime: No

Previous Prime: 22877

Next Prime: 22901

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 5 × 23 × 199

Divisors: 1, 5, 23, 115, 199, 995, 4577, 22885

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 101100101100101

Octal: 54545

Duodecimal: 112B1

Hexadecimal: 5965

Square: 523723225

Square Root: 151.2778899905733

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

Expansion of ∏_k>=1 1/(1+x^k)^k² in powers of x. A284896

Numbers n such that the decimal digits of n² are all prime. A275971

a(1)=1. a(n) = a(n-1) + (sum of the earlier terms {among terms a(1) through a(n-1)} which are coprime to n). A127075

Consecutive states of the linear congruential pseudo-random number generator for Smalltalk-80 when started at 1. A384220

Numbers k such that k and k² use only the digits 2, 3, 5, 7 and 8. A137083

Number of nondecreasing arrangements of n+2 numbers in 0..4 with each number being the sum mod 5 of two others. A183907

a(1) = 1; a(n) = 1 + a(n-1) + ∑_k=2..n a(floor(n/k)). A351621

Base-4 digits are, in order, the first n terms of the periodic sequence with initial period 1,1,2. A37529

Number of n X n binary arrays symmetric under 90 degree rotation with all ones connected only in a 1000-1101-0111 pattern in any orientation. A147168

Number of nXnXn 0..6 triangular arrays with each element·equal to the number its neighbors equal to 0,1,2,3,4,5,6 for x=0,1,2,3,4,5,6. A197546