Properties of the Number -139723

One Hundred Thirty-Nine Thousand Seven Hundred Twenty-Three

Basics

Value: -139724 → -139723 → -139722

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 17 × 8219

Divisors: 1, 17, 8219, 139723

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

9108 Try Today's Challenge

Representations

Binary: -100010000111001011

Octal: -420713

Duodecimal: -68A37

Hexadecimal: -221cb

Square: 19522516729

Square Root: 373.7953985805604

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

Integers j not of form 3m+2 such that for any integer k > 0, j·10^k+1 has a divisor in the set { 7, 11, 13, 37 }. A243969

Numbers k such that prime(k) + {1,2,3,4,5,6} are all products of three primes. A255194

Numbers n such that prime(n) + {1, 2, 3, 4, 5, 6} are all products of the same number of primes (not necessarily all distinct). A255202

From the game of Quod: number of "squares" on an n X n array of points with the four corner points deleted. A124479

Numbers k such that (74·10^k + 133)/9 is prime. A293276