Properties of the Number -186988

One Hundred Eighty-Six Thousand Nine Hundred Eighty-Eight

Basics

Value: -186989 → -186988 → -186987

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 40

Digital Root: 4

Palindrome: No

Factorization: 2 ² × 46747

Divisors: 1, 2, 4, 46747, 93494, 186988

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

9108 Try Today's Challenge

Representations

Binary: -101101101001101100

Octal: -555154

Duodecimal: -90264

Hexadecimal: -2da6c

Square: 34964512144

Square Root: 432.4210910674918

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

Numbers with multiplicative persistence value 7. A46516

a(n) = ((2n+1)*3ⁿ - 1)/2. A79272

Number of unrooted loopless n-edge maps in the plane (planar with a distinguished outside face). A103941

Partial sums of A069996. A153703

0-additive sequence: a(n) is the smallest number larger than a(n-1) that is not the sum of any subset of earlier terms, starting with initial values {2, 5}. A244749

Triangle read by rows: T(n,k) is the coefficient A_k in the transformation of 1 + x + x² + ... + xⁿ to the polynomial A_k*(x-3k)^k for 0 <= k <= n. A248978

Number of length-n binary strings s whose longest repeated suffix appears exactly twice in s. A284462

Composite numbers whose multiplicative persistence is 7. A199997