Properties of the Number -3787

Seven Hundred Eighty-Seven

Basics

Value: -3788 → -3787 → -3786

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 7 × 541

Divisors: 1, 7, 541, 3787

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -111011001011

Octal: -7313

Duodecimal: -2237

Hexadecimal: -ecb

Square: 14341369

Square Root: 61.538605769061746

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

First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 469", based on the 5-celled von Neumann neighborhood. A272419

Inverse binomial transform of A002487. A71015

Number of integer partitions of n with an alternating permutation. A345170

a(n) = 2·n² - 2·n + 3. A97080

T(n,k)=Number of (n+1)X(k+1) 0..1 arrays with every 2X2 subblock sum nondecreasing horizontally, vertically and antidiagonally ne-to-sw. A253326

Numbers n such that p(9n) is prime, where p(n) is the number of partitions of n. A114169

Powers of sqrt(3) rounded down. A17913

Cascadence of 1+2x+x²; a triangle, read by rows of 2n+1 terms, that retains its original form upon convolving each row with [1,2,1] and then letting excess terms spill over from each row into the initial positions of the next row such that only 2n+1 terms remain in row n for n>=0. A120898

T(n,k)=Number of (n+1)X(k+1) 0..2 arrays with the maximum minus the upper median of every 2X2 subblock equal. A237108

Integer part of square root of n⁵ = A000584(n). A155013