Properties of the Number 47899

Forty-Seven Thousand Eight Hundred Ninety-Nine

Basics

Value: 47898 → 47899 → 47900

Parity: odd

Prime: No

Previous Prime: 47881

Next Prime: 47903

Digit Sum: 37

Digital Root: 1

Palindrome: No

Factorization: 19 × 2521

Divisors: 1, 19, 2521, 47899

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1011101100011011

Octal: 135433

Duodecimal: 23877

Hexadecimal: bb1b

Square: 2294314201

Square Root: 218.85840171215727

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

Expansion of 1/∑_k>=0 x^k². A317665

Bases b where exactly eight primes p with p < b exist such that p is a base-b Wieferich prime. A325884

In base-2 lunar arithmetic, number of distinct squares of length 2n+1. A190820

Number of cubic residues mod 10ⁿ, or number of distinct n-digit endings of cubes. A46638

a(n) = cpg(3, n) + cpg(4, n) + ... + cpg(n, n) where cpg(m, n) is the n-th m-th-order centered polygonal number. A257052

Number of (n+5)X9 0..1 matrices with each 6X6 subblock idempotent. A224573

Duplicate of A046638. A75755

a(1) = 7; for n > 0, a(n+1) = a(n) * sum of digits of a(n). A47899

a(0) = 0, a(1) = a(2) = 1, a(3) = 2, a(4) = 4, for n>3: a(n+1) = SORT[ a(n) + a(n-1) + a(n-2) + a(n-3) + a(n-4)], where SORT places digits in ascending order and deletes 0's. A108565