Properties of the Number -3386

Three Hundred Eighty-Six

Basics

Value: -3387 → -3386 → -3385

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 × 1693

Divisors: 1, 2, 1693, 3386

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -110100111010

Octal: -6472

Duodecimal: -1B62

Hexadecimal: -d3a

Square: 11464996

Square Root: 58.18934610390462

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

Partial alternating sums of the sigma₂ function: a(n) = ∑_k=1..n (-1)^k+1 * sigma₂(k). A379921

Number of 2 X 2 singular integer matrices with elements from {0,...,n}. A59306

Semiprimes sandwiched between semiprimes. A86005

Number of partitions of n such that all parts, with the possible exception of the smallest, appear only once. A115029

a(n)² is a square whose digits occur with an equal minimum frequency of 2. A52049

Number T(n,k) of Dyck paths of semilength n such that the minimal number of peaks over all positive levels equals k; triangle T(n,k), n>=0, 0<=k<=n, read by rows. A288387

Numbers k with property that average digit of k² is s=5. A164774

Number of partitions of n into distinct parts, none being 6. A15753

Numbers n such that n-1, n and n+1 are all squarefree semiprimes. A248201

Positions of 2's in A264977; positions of 3's in A277330. A277712