Properties of the Number 31196

Thirty-One Thousand One Hundred Ninety-Six

Basics

Value: 31195 → 31196 → 31197

Parity: even

Prime: No

Previous Prime: 31193

Next Prime: 31219

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 ² × 11 × 709

Divisors: 1, 2, 4, 11, 22, 44, 709, 1418, 2836, 7799

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 111100111011100

Octal: 74734

Duodecimal: 16078

Hexadecimal: 79dc

Square: 973190416

Square Root: 176.62389419328292

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 with even number (or 0) 2's. A92295

Triangle read by rows: T(n,k) is the number of peakless Motzkin paths of length n having k UHD's; here U=(1,1), H=(1,0), and D=(1,-1). A190172

Number of 5-element subsets of [n] having a prime element sum. A320680

G.f. satisfies A(x) = 1/(1-x) + x³*(1-x)*A(x)³. A364595

Numbers having period-3 6-digitized sequences. A31196