Properties of the Number 86420

Eighty-Six Thousand Four Hundred Twenty

Basics

Value: 86419 → 86420 → 86421

Parity: even

Prime: No

Previous Prime: 86413

Next Prime: 86423

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 ² × 5 × 29 × 149

Divisors: 1, 2, 4, 5, 10, 20, 29, 58, 116, 145

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10101000110010100

Octal: 250624

Duodecimal: 42018

Hexadecimal: 15194

Square: 7468416400

Square Root: 293.97278785629123

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 possible queen moves on an n X n chessboard. A35005

Number of partitions of n into parts <= φ(n), where φ is Euler's totient function (cf. A000010). A227296

Numbers n such that n² is divisible by the sum of the distinct prime divisors of n² + 1. A196219

n written in fractional base 10/8. A24663

Numbers with even decimal digits in decreasing order. A119261

a(n) = concatenation of periods of periodic sequences of ending digits of multiples of n. A211770

Positive integers with digits in decreasing order that differ by 2. A290951

In the decimal expansion of n, replace each digit d with 2·d. A322131

Numbers k such that k³ has only odd digits. A30099

Euler's totient of 3-smooth numbers: a(n) = A000010(A003586(n)). A86420