Properties of the Number 87474

Eighty-Seven Thousand Four Hundred Seventy-Four

Basics

Value: 87473 → 87474 → 87475

Parity: even

Prime: No

Previous Prime: 87473

Next Prime: 87481

Digit Sum: 30

Digital Root: 3

Palindrome: No

Factorization: 2 × 3 × 61 × 239

Divisors: 1, 2, 3, 6, 61, 122, 183, 239, 366, 478

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10101010110110010

Octal: 252662

Duodecimal: 42756

Hexadecimal: 155b2

Square: 7651700676

Square Root: 295.76003786853965

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 integers in n-th generation of tree T(-3/4) defined in Comments. A274151

Triangle g(n,m) by rows: the number of m-compositions of Carlitz type of n without zero rows. A275080

a(n) = 8·a(n-1) - a(n-2), starting with a(0) = 2 and a(1) = 8. A86903

Triangle T(n,k), read by rows, in which the n-th row gives the n successive iterations of f(m) on A087473(n), where f(m) is product of the two numbers formed from the alternating digits of m. A87474