Properties of the Number 47058

Forty-Seven Thousand Fifty-Eight

Basics

Value: 47057 → 47058 → 47059

Parity: even

Prime: No

Previous Prime: 47057

Next Prime: 47059

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 2 × 3 × 11 × 23 × 31

Divisors: 1, 2, 3, 6, 11, 22, 23, 31, 33, 46

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1011011111010010

Octal: 133722

Duodecimal: 23296

Hexadecimal: b7d2

Square: 2214455364

Square Root: 216.92855966884582

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

Primary pseudoperfect numbers: numbers n > 1 such that 1/n + sum 1/p = 1, where the sum is over the primes p | n. A54377

List of integers m>0 with m-1 and m+1 both prime, and m-2, m, m+2 all practical. A209236

Numbers n such that 1^k·n + 2^k·n + ... + (k·n)^k·n == k (mod k·n) for some k; that is, numbers n such that A031971(k·n) == k (mod k·n) for some k. A230311

1-Sondow numbers: numbers j such that p divides j/p + 1 for every prime divisor p of j. A349193

Numbers n such that A031971(47058·n) == n (mod 47058·n). A229312

Triangle T(n,k) read by rows: T(n,k) = (k-1)*T(n-1,k) + (n-k+2)*T(n-1, k-1), with T(n,1)=1, for 1 <= k <= n, n >= 1. A157011

Products of 5 distinct primes that are sandwiched between twin prime numbers. A376380

Numbers m such that (m'+1)' = m-1, where m' is the arithmetic derivative of m. A203618

Numbers that can be expressed as the sum of their first k consecutive arithmetic derivatives for some k > 1. A216384

a(n) = 49·n² - n. A157923