Properties of the Number 54390

Fifty-Four Thousand Three Hundred Ninety

Basics

Value: 54389 → 54390 → 54391

Parity: even

Prime: No

Previous Prime: 54377

Next Prime: 54401

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 2 × 3 × 5 × 7 ² × 37

Divisors: 1, 2, 3, 5, 6, 7, 10, 14, 15, 21

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2730 Try Today's Challenge

Representations

Binary: 1101010001110110

Octal: 152166

Duodecimal: 27586

Hexadecimal: d476

Square: 2958272100

Square Root: 233.21663748540755

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/((1-x)³*(1-x²)²*(1-x³)). A2625

a(n) = n*(2·n² + 5·n + 17)/2. A163661

Triangle read by rows in which T(n,k) is the number of length k chains from (0,0) to (n,n) of the poset [n] X [n] ordered by the product order, 0 <= k <= 2n, n>=0. A316649

Number of ways of writing n as a sum of powers of 3, each power being used at most three times. A54390

Positive integers m such that π(m³) = π(j³) + π(k³) for some 0 < j <= k < m. A262409

Number of 7-element proper antichains of an n-element set. A51307