Properties of the Number 44621

Forty-Four Thousand Six Hundred Twenty-One

Basics

Value: 44620 → 44621 → 44622

Parity: odd

Prime: Yes

Previous Prime: 44617

Next Prime: 44623

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 44621

Divisors: 1, 44621

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1010111001001101

Octal: 127115

Duodecimal: 219A5

Hexadecimal: ae4d

Square: 1991033641

Square Root: 211.23683390924037

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

a(n) = 7^n-5 * (n+1)^n-7 * (1296·n⁵ + 9720·n⁴ + 30555·n³ + 50665·n² + 44621·n + 16807). A251587

Triangle read by rows: T(n,k) is the number of weakly connected acyclic digraphs on n unlabeled nodes with k arcs, n >= 1, k = 0..(n-1)*n/2. A350449

Primes p of Erdos-Selfridge class 4+ with largest prime factor of p+1 not of class 3+. A129472

Primes of the form 666·k - 1. A63472

Lesser of twin self primes, i.e., smaller member of the pair of self primes differing by 2. A380713

a(n) is the smallest lesser of twin prime p, such that prime(2 + p) - prime(p) = 2n (cf. A096474). A96475

The prime numbers that are prime-indexed primes and whose digit sum, adjacent digit sum concatenation, and adjacent digit difference concatenation are also primes. A331031

Primes of the form p²+100, where p is prime. A182476

a(n) = prime(prime(n²)). A217623

a(n) = [ 1/(2·t(n+1) - t(n) - t(n+2)) ], where t(n) = tan(π/2 - 1/n) satisfies n-1 < t(n) < n for all n >= 1. A24817