Properties of the Number -57488

Fifty-Seven Thousand Four Hundred Eighty-Eight

Basics

Value: -57489 → -57488 → -57487

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 32

Digital Root: 5

Palindrome: No

Factorization: 2 ⁴ × 3593

Divisors: 1, 2, 4, 8, 16, 3593, 7186, 14372, 28744, 57488

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

5184 Try Today's Challenge

Representations

Binary: -1110000010010000

Octal: -160220

Duodecimal: -29328

Hexadecimal: -e090

Square: 3304870144

Square Root: 239.76655313033135

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

T(n,k)=Number of (n+1)X(k+1) binary arrays with rows and columns in nondecreasing order and with no 2X2 subblock sum differing from a horizontal or vertical neighbor subblock sum by more than one. A184071

Numerators of increasingly better rational approximations to π with increasing denominators (3/1, 13/4, 16/5, 19/6, 22/7, 179/57, ...) A63674

a(n) = exp(-1) * ∑_k>=0 H_n(k)/k!, where H_n(x) is n-th Hermite polynomial. A277381

Number of chiral pairs of color patterns (set partitions) for a row of length n. A320937

Numbers k such that 25·2^k+1 is prime. A32362

a(n) = 36·Fibonacci(2·n+1) - 4. A153981

Number of (n+1)X5 binary arrays with rows and columns in nondecreasing order and with no 2X2 subblock sum differing from a horizontal or vertical neighbor subblock sum by more than one. A184066

Number of (n+1)X8 binary arrays with rows and columns in nondecreasing order and with no 2X2 subblock sum differing from a horizontal or vertical neighbor subblock sum by more than one. A184069