Properties of the Number 85177

Eighty-Five Thousand One Hundred Seventy-Seven

Basics

Value: 85176 → 85177 → 85178

Parity: odd

Prime: No

Previous Prime: 85159

Next Prime: 85193

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 19 × 4483

Divisors: 1, 19, 4483, 85177

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10100110010111001

Octal: 246271

Duodecimal: 41361

Hexadecimal: 14cb9

Square: 7255121329

Square Root: 291.8509893764282

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, read by rows, each row n being defined by g.f. ∏_k=1..n (k + x + k·x²), for n >= 0. A322235

Numbers which can written in exactly four ways as a sum of two distinct nonzero pentagonal numbers. A333014

Gaps of 6 in sequence A038593 (lower terms). A38651

a(n) = 56·n² + 1. A158660

a(n) is the least nonnegative number that can be represented as the sum of two (not necessarily distinct) generalized pentagonal numbers in exactly n ways. A381535

a(n) = A322237(n) / (n*(n+1)/2), where A322237(n) = [x^n-1] ∏_k=1..n (k + x + k·x²), for n >= 1. A322236

a(n) = [x^n-1] ∏_k=1..n (k + x + k·x²), for n >= 1. A322237

a(n) = [xⁿ] ∏_k=1..n (k + x + k·x²), for n >= 0. A322238

Inverse permutation to A085176. A85177

Number of (n+1)X4 0..3 arrays with every 2X3 or 3X2 subblock having exactly three clockwise edge increases. A206322