Properties of the Number -1330560

Three Hundred Thirty Thousand Five Hundred Sixty

Basics

Value: -1330561 → -1330560 → -1330559

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 2 ⁷ × 3 ³ × 5 × 7 × 11

Divisors: 1, 2, 3, 4, 5, 6, 7, 8, 9, 10

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -101000100110110000000

Octal: -5046600

Duodecimal: -542000

Hexadecimal: -144d80

Square: 1770389913600

Square Root: 1153.499024707

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

Triangle of the RBS1 polynomial coefficients. A160485

Expansion of e.g.f. 1 - x - sqrt(1-4·x). A52718

Number of labeled n-node 4-valent graphs containing two adjacent double edges. A58832

T(n,k) is the number of permutations of [n] with maximum descent k, T(n,k) for n >= 0 and 0 <= k <= n, triangle read by rows. A130477

Numbers that set a record for number of even divisors: a(n) = 2·A002182(n). A181808

Triangle read by rows, T(n,k) = (-1)^k*(2·n)!*P[n,k](n/(n+1)) where P is the P-transform, for n>=0 and 0<=k<=n. A268438

Highly composite numbers of class 1 (see comment). A275239

Numbers m such that the equation m = k*σ(k) has more than one solution. A337873

a(n) = n!/A000793(n). A74115

Number of relaxed compacted binary trees of right height at most one with minimal sequences between branch nodes except after the last branch node on level 0. A288953