Properties of the Number -164731

One Hundred Sixty-Four Thousand Seven Hundred Thirty-One

Basics

Value: -164732 → -164731 → -164730

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 7 × 101 × 233

Divisors: 1, 7, 101, 233, 707, 1631, 23533, 164731

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -101000001101111011

Octal: -501573

Duodecimal: -7B3B7

Hexadecimal: -2837b

Square: 27136302361

Square Root: 405.870669056043

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

E.g.f.: ∑_n>=0 (1 - exp(-n·x))ⁿ. A220181

Triangle read by rows: T(n,k) is the number of permutations of {1,2,...,k+n} having excedance set {1,2,...,k} (the empty set for k=0), 0 <= k <= n-1. A136126

a(n) = 24·5ⁿ - 60·4ⁿ + 50·3ⁿ - 15·2ⁿ + 1. A91348

Number of permutations of 1..n with i-5<=p(i)<=i+4. A179340

Array T(n, k) = ∑_j=2..n+2 (-1)^n-j*Stirling2(n+1, j-1)*j!*j^k/2, for n and k >= 0, read by antidiagonals. A347940