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Properties of the Number 5520

Five Thousand Five Hundred Twenty

Basics

Value: 5519 → 5520 → 5521

Parity: even

Prime: No

Previous Prime: 5519

Next Prime: 5521

Digit Sum: 12

Digital Root: 3

Palindrome: No

Factorization: 2 4 × 3 × 5 × 23

Divisors: 1, 2, 3, 4, 5, 6, 8, 10, 12, 15

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4823 Try Today's Challenge

Representations

Binary: 1010110010000

Octal: 12620

Duodecimal: 3240

Hexadecimal: 1590

Square: 30470400

Square Root: 74.29670248402684

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) = n * σ(A003961(n)), where A003961 shifts the prime factorization of n one step towards larger primes, and σ is the sum of the divisors of n. A341528
Regular triangle read by rows where T(n,k) is the number of set partitions of {1,...,n} with k topologically connected components. A324173
Numbers that can be expressed as the difference of the squares of primes in exactly four distinct ways. A92000
Denominator of B2n/(-4n), where Bm are the Bernoulli numbers. A6863
Number of integer partitions of n with no part dividing or divisible by all the others. A343342
a(n) = 3·n*(n+6). A140681
Numbers k such that σ(x) = k has exactly 7 solutions. A60663
Numbers n that raised to the powers from 1 to k (with k>=1) are multiple of the sum of their digits (n raised to k+1 must not be a multiple). Case k=8. A135193
Numbers of the form p4*q·r*s where p, q, r, and s are distinct primes. A179693
Least common multiple of all (k+1)'s, where the k's are the positive divisors of n. A57643