Properties of the Number -193720

One Hundred Ninety-Three Thousand Seven Hundred Twenty

Basics

Value: -193721 → -193720 → -193719

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 2 ³ × 5 × 29 × 167

Divisors: 1, 2, 4, 5, 8, 10, 20, 29, 40, 58

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -101111010010111000

Octal: -572270

Duodecimal: -94134

Hexadecimal: -2f4b8

Square: 37527438400

Square Root: 440.1363425121811

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

a(n) = n*(n+1)*(3·n²+5·n+4)/12. A176060

Let us denote 's' the sum of the deficient numbers in the aliquot parts of x. Sequence lists numbers·such that σ(s)-s is equal to x. A254879

Let 's' denote the sum of the abundant numbers in the aliquot parts of x. Sequence lists numbers·such that σ(s)-s is equal to x. A254880

Number of (n+2)X(1+2) 0..3 arrays with every 3X3 subblock row and diagonal sum equal to 0 2 3 6 or 7 and every 3X3 column and antidiagonal sum not equal to 0 2 3 6 or 7. A252525