Properties of the Number 60020

Sixty Thousand Twenty

Basics

Value: 60019 → 60020 → 60021

Parity: even

Prime: No

Previous Prime: 60017

Next Prime: 60029

Digit Sum: 8

Digital Root: 8

Palindrome: No

Factorization: 2 ² × 5 × 3001

Divisors: 1, 2, 4, 5, 10, 20, 3001, 6002, 12004, 15005

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1110101001110100

Octal: 165164

Duodecimal: 2A898

Hexadecimal: ea74

Square: 3602400400

Square Root: 244.989795705862

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

Integer averages of first k primes for some k. A50248

Partial sums of A011757. A109770

a(n) is the greatest integer k such that k/Fibonacci(n) < 4/5. A293671

G.f.: ∑_n>=1 moebius(n)*xⁿ/(1 - Lucas(n)*xⁿ + (-1)ⁿ*x^2·n), where Lucas(n) = A000204(n). A204291

a(n) is the least integer k such that k/Fibonacci(n) > 4/5. A293672

a(n) is the integer k that minimizes |k/Fibonacci(n) - 4/5|. A293673

Number of integers in {1, 2, ..., Fibonacci(n)} that are coprime to n. A74934

Upper limit palindromic complexity sequence involving Fibonacci numbers. A129730

Numbers k such that k and k² use only the digits 0, 2, 3, 4 and 6. A136883

Let x(0)x(1)x(2)... x(q) denote the decimal expansion of n. Sequence lists the numbers n such that the suffix of decimal expansion x(1)x(2)... x(q) is the x(0)-th divisor of n. A234314