Properties of the Number 44389

Forty-Four Thousand Three Hundred Eighty-Nine

Basics

Value: 44388 → 44389 → 44390

Parity: odd

Prime: Yes

Previous Prime: 44383

Next Prime: 44417

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 44389

Divisors: 1, 44389

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 1010110101100101

Octal: 126545

Duodecimal: 21831

Hexadecimal: ad65

Square: 1970383321

Square Root: 210.68697159530296

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

Primes p such that q-p = 28, where q is the next prime after p. A124595

a_k+1 = 6·a_k + 11·a_k-1 - 19·a_k-2 - 4·a_k-3 + a_k-4, a₁=1, a₂=2, a₃=19, a₄=118, a₅=875. A55518

Let N(p,i) denote the result of applying "nextprime" i times to p; a(n) = smallest prime p such that N(p,4) - p = 2·n, or -1 if no such prime exists. A339944

Primes that remain prime through 4 iterations of function f(x) = 5·x + 6. A23315

Numbers k such that m=2·k is the middle side in a Heronian triangle with sides m-13, m , m+13. A293817

Primes whose 10's complement is a triangular number. A82992

Numbers k such that the continued fraction for sqrt(k) has odd period and if the last term of the periodic part is deleted the two central terms are both 24. A31612

Numbers n such that string 5,7 occurs in the base 10 representation of n but not of n-1. A44389