Properties of the Number -720719

Seven Hundred Twenty Thousand Seven Hundred Nineteen

Basics

Value: -720720 → -720719 → -720718

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 31 × 67 × 347

Divisors: 1, 31, 67, 347, 2077, 10757, 23249, 720719

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -10101111111101001111

Octal: -2577517

Duodecimal: -2A90BB

Hexadecimal: -aff4f

Square: 519435876961

Square Root: 848.9517065181034

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

Smallest nonnegative number m such that m == i (mod i+1) for all 1 <= i <= n. A70198

Final term of n-th row of triangle in A079784. A79782

The distinct values of A070198. A208768

First column of A083798. A83800

a(n) = A126098(n) - 1. A117010

a(n) is the least k such that there are exactly n numbers i with A075254(i) = k. A346378

Numbers k achieving record deficiency via a residue-based measure, M(k) = (k+1)*(1 - ζ(2)/2) - 1 - ( ∑_j=1..k k mod j )/k. A362082

Numbers k such that, via a residue based measure M(k) (see Comments), k is deficient, k+1 is abundant, and abs(M(k)) + abs(M(k+1)) reaches a new maximum. A362083

Smallest positive number m such that m == i (mod i+1) for all 1<=i<=n. A121934