Properties of the Number -3724

Seven Hundred Twenty-Four

Basics

Value: -3725 → -3724 → -3723

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 2 ² × 7 ² × 19

Divisors: 1, 2, 4, 7, 14, 19, 28, 38, 49, 76

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2730 Try Today's Challenge

Representations

Binary: -111010001100

Octal: -7214

Duodecimal: -21A4

Hexadecimal: -e8c

Square: 13868176

Square Root: 61.02458520956943

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

Array: row n shows the coefficients of the characteristic polynomial of the n-th principal submatrix of the symmetric matrix A202670 based on A000290 (the squares); by antidiagonals. A202671

Expansion of ∏_k>=1 (1 - x^2·k-1)^2·k-1/(1 - x^2·k)^2·k. A281683

Q-toothpick sequence (see Comments for precise definition). A187210

Abundant numbers n for which the abundance d = σ(n) - 2·n is a proper divisor, that is, 0 < d < n and d | n. A181595

a(n) = (2·n-1)*(13·n²-13·n+6)/6. A63493

Number of distinct possible alternating products of integer partitions of n. A347461

Second partial sums of fourth powers (A000583). A101089

Abundant numbers n such that n/(σ(n)-2n) is an integer. A153501

Numbers k such that rad(k) divides σ(k). A175200

Positive integers whose number of divisors is equal to their sum of prime indices. A325793