Properties of the Number 87416

Eighty-Seven Thousand Four Hundred Sixteen

Basics

Value: 87415 → 87416 → 87417

Parity: even

Prime: No

Previous Prime: 87407

Next Prime: 87421

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 2 ³ × 7 ² × 223

Divisors: 1, 2, 4, 7, 8, 14, 28, 49, 56, 98

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10101010101111000

Octal: 252570

Duodecimal: 42708

Hexadecimal: 15578

Square: 7641557056

Square Root: 295.66196914720024

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 T(n,k) = number of forests of labeled rooted trees of height at most 1, with n labels, k of which are used for root nodes and any root may contain >= 1 labels, n >= 0, 0<=k<=n. A143396

Number of forests of labeled rooted trees of height at most 1, with n labels, five of which are used for root nodes and any root may contain >= 1 labels. A273655

Take unbounded lunar divisors of n as defined in A087029, add them using lunar addition. See A087083 for their conventional sum. A87416