Properties of the Number -135531

One Hundred Thirty-Five Thousand Five Hundred Thirty-One

Basics

Value: -135532 → -135531 → -135530

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 18

Digital Root: 9

Palindrome: Yes

Factorization: 3 ² × 11 × 37 ²

Divisors: 1, 3, 9, 11, 33, 37, 99, 111, 333, 407

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4938 Try Today's Challenge

Representations

Binary: -100001000101101011

Octal: -410553

Duodecimal: -66523

Hexadecimal: -2116b

Square: 18368651961

Square Root: 368.1453517294494

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 which are products of repunits. A308365

From fundamental unit of Z[ (-n)¹/4 ]. A6830

Palindromic numbers such that the sum of the digits equals the number of divisors. A263720

a(n) = smallest palindrome > a(n-1) such that a(1)*a(2)*...*a(n) + 1 and a(1)*a(2)*...*a(n) - 1 are primes. A51955

Number of n X n binary arrays symmetric about main diagonal with all ones connected only in a 01000-11100-00111-00010 pattern in any orientation. A147334

Numbers of the form (10^c-1)*the product any two (not necessarily distinct) terms of A074992. A284691

a(2n-1) is concatenation of sequence (1,3,..,2n-3,2n-1,2n-3,..3,1) and a(2n) is concatenation of sequence (1,3,..,2n-3,2n-1,2n-1,2n-3,..3,1). A287295