Properties of the Number -71143

Seventy-One Thousand One Hundred Forty-Three

Basics

Value: -71144 → -71143 → -71142

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 71143

Divisors: 1, 71143

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

375 Try Today's Challenge

Representations

Binary: -10001010111100111

Octal: -212747

Duodecimal: -35207

Hexadecimal: -115e7

Square: 5061326449

Square Root: 266.7264516316295

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) is the least prime > a(n-1) whose digits do not appear in a(n-1). A30284

Primes that are a concatenation of 7, 11 and a prime. A101250

Primes of the form 3·m² - 5. A201717

Let A = A025584. a(n) is the smallest A(m) such that the interval (A(m)*n, A(m+1)*n) contains no primes from A. A207820

Primes formed by concatenating k and 2k+1. A309808

Concatenation of n in base 2 up to base 10 and n in base 10 down to base 2 is prime, all numbers are interpreted as decimals. A54258

Primes which are the concatenation of a prime p and 2p+1. A168166

Primes of the form floor(k+A000217(k-1)*π), π = A000796, k integer. A163580

Primes of the form k!14-2, where k!14 is the 14-way factorial number. A289863

Primes p such that the sum of p and the next two primes is the product of two consecutive primes. A351579