Properties of the Number 69888

Sixty-Nine Thousand Eight Hundred Eighty-Eight

Basics

Value: 69887 → 69888 → 69889

Parity: even

Prime: No

Previous Prime: 69877

Next Prime: 69899

Digit Sum: 39

Digital Root: 3

Palindrome: No

Factorization: 2 ⁸ × 3 × 7 × 13

Divisors: 1, 2, 3, 4, 6, 7, 8, 12, 13, 14

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10001000100000000

Octal: 210400

Duodecimal: 34540

Hexadecimal: 11100

Square: 4884332544

Square Root: 264.36338626973287

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 subsets of integers 1 through n (including the empty set) containing no pair of integers that share a common factor. A84422

a(1) = 1, a(2n) = 16a(n), a(2n+1) = a(2n)+1. A33052

a(n) = n⁴ + n³ + n². A100019

a(n) = n⁴ * ∑_d²∣n 1 / d⁴. A351602

Numbers n such that sum of digits of n is equal to the sum of the prime factors of n, counted with multiplicity. A63737

Smallest multiple of 8 with digit sum n. A69536

a(n) = n⁴*sigma₄(n). A386784

Numbers with multiplicative persistence value 7. A46516

Square array read by antidiagonals downwards: super Patalan numbers of order 4. A248325

Decimal representation of the diagonal from the corner to the origin of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 454", based on the 5-celled von Neumann neighborhood. A288395