Properties of the Number -185136

One Hundred Eighty-Five Thousand One Hundred Thirty-Six

Basics

Value: -185137 → -185136 → -185135

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 2 ⁴ × 3 × 7 × 19 × 29

Divisors: 1, 2, 3, 4, 6, 7, 8, 12, 14, 16

Polygonal

Triangular: Yes

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -101101001100110000

Octal: -551460

Duodecimal: -8B180

Hexadecimal: -2d330

Square: 34275338496

Square Root: 430.2743310958719

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

Number of 3 X 3 magilatin squares with positive values < n. A173548

Triangular numbers of form a(a+1)(a+2). A1219

a(n) = (2·n+2)*(2·n+3)*(2·n+4) = 24·A000330(n+1). A69074

a(n) = (3·n-1) * 3·n * (3·n+1). A97321

Number T(n,k) of entries in the k-th last blocks of all set partitions of [n]; triangle T(n,k), n>=1, 1<=k<=n, read by rows. A286416

Left-hand border of triangle A046937. A38561

a(n) = (5·n+9)(!⁵)/9(!⁵), related to A034301 ((5·n+2)(!⁵) quintic, or 5-factorials). A51690

Triangular numbers that are sums of twin prime pairs. A165966

Triangular numbers representable as x!/y! with y < x-1. A227027

a(n) = (5·n + 1)*(5·n + 2)*(5·n + 3). A1509