Properties of the Number 54880

Fifty-Four Thousand Eight Hundred Eighty

Basics

Value: 54879 → 54880 → 54881

Parity: even

Prime: No

Previous Prime: 54877

Next Prime: 54881

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 2 ⁵ × 5 × 7 ³

Divisors: 1, 2, 4, 5, 7, 8, 10, 14, 16, 20

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 1101011001100000

Octal: 153140

Duodecimal: 27914

Hexadecimal: d660

Square: 3011814400

Square Root: 234.26480742954115

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

Fourier coefficients of E_infinity,4. A7331

Sum of the cubes of the divisor complements of the odd proper divisors of n. A352049

Expansion of 8-dimensional cusp form. A2408

Triangle read by rows: T(n,k) = ∑_j=0..k-1 T(n,j) + ∑_j=1..n-k T(n-j,k), with T(0,0)=1 and T(n,k) = 0 for k > n. A59450

Triangular array read by rows. T(n,k) is the number of rooted labeled trees on n nodes such that the root node has degree k. n>=2, 1<=k<=n-1. A206429

Numbers with prime factorization pq^3r^5. A190011

A certain partition array in Abramowitz-Stegun (A-St) order. A134149

Triangle of coefficients in expansion of (14 + x)ⁿ. A147716

a(n) is the number of nonnegative integers k less than 10ⁿ such that the decimal representation of k lacks at least one of digits 1, 2, at least one of digits 3,4, at least one of digits 5,6 and at least one of digits 7,8,9. A126633

Numbers k such that the product of divisors of σ(k) is divisible by the product of divisors of k. A219362