Properties of the Number 60661

Sixty Thousand Six Hundred Sixty-One

Basics

Value: 60660 → 60661 → 60662

Parity: odd

Prime: Yes

Previous Prime: 60659

Next Prime: 60679

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 60661

Divisors: 1, 60661

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 1110110011110101

Octal: 166365

Duodecimal: 2B131

Hexadecimal: ecf5

Square: 3679756921

Square Root: 246.29453911932356

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

Bases b where exactly nine primes p with p < b exist such that p is a base-b Wieferich prime. A325885

Primes having only {0, 1, 6} as digits. A199326

Numerators of lower primes-only best approximates (POBAs) to π; see Comments. A265808

Numerators of primes-only best approximates (POBAs) to π; see Comments. A265812

Primes which can be expressed as concatenation of powers of 6 and 0's. A66597

Primes p giving prime quadruples (30p+11, 30p+13, 30p+17, 30p+19). A87771

Primes of the form x² + 29*(x+1)². A176695

a(n) = if Floor[(2*π/E)*m²] is prime then Floor[(2*π/E)*m²]. A90434

Numbers k such that σ(x) = k has exactly 5 solutions. A60661

The n-digit prime with the largest number of 6's, the largest of these if there is more than 1. 0 if no such prime exists. A178004