ℕ atory
Play Now

Properties of the Number -131712

One Hundred Thirty-One Thousand Seven Hundred Twelve

Basics

Value: -131713 → -131712 → -131711

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 15

Digital Root: 6

Palindrome: No

Factorization: 2 7 × 3 × 7 3

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

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4938 Try Today's Challenge

Representations

Binary: -100000001010000000

Octal: -401200

Duodecimal: -64280

Hexadecimal: -20280

Square: 17348050944

Square Root: 362.92147911084015

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) arrays of permutations of 0..(n+1)*(k+1)-1 with each element having index change +-(.,.) 0,0 0,2 or 1,0. A264207
Numbers that are the product of their digits raised to positive integer powers. A59405
Triangle read by rows, T(n, k) = [xk] p(n), where p(n) = 4n * hypergeom([1/2, -n - 1, -n], [2, 2], x). A367022
a(n) = 6·n3. A244726
a(n) = ∑d∣n (2d - (-1)d)*φ(3·n/d). A306899
Numbers k such that the product of the prime factors of k equals the product of the digits of k. A67183
10-smooth numbers that show their prime factors. A75048
a(n) = ∑d∣n φ(n/d)*2d+1, with a(0) = 0. A160619
Numbers k such that the product of distinct digits of k equals the product of the prime divisors of k. A357132
a(n) = n3*τ(n). A386012