Properties of the Number -101281

One Hundred One Thousand Two Hundred Eighty-One

Basics

Value: -101282 → -101281 → -101280

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 13

Digital Root: 4

Palindrome: No

Factorization: 101281

Divisors: 1, 101281

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4938 Try Today's Challenge

Representations

Binary: -11000101110100001

Octal: -305641

Duodecimal: -4A741

Hexadecimal: -18ba1

Square: 10257840961

Square Root: 318.24675960644123

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

Primes of the form abs(-66n³ + 3845n² - 60897n + 251831) in order of increasing nonnegative n. A272438

Prime p1 of the form a^b - c^d = p1, where a, b, c, d are primes and a + b + c + d = p2, where p2 (A164064) is prime and conc(abcd) = p3 (concatenation of a, b, c, d) is also prime (A164065). A164063

Primes n that are concatenation of two 3-digit primes p<q. A168529

Prime p1 of the form a^b - c^d = p1, where a, b, c, d are primes and a + b + c + d = p2, where p2 (A164062) is also prime. A164061

Primes that are the concatenation of two 3-digit primes. A255976

a(n) = (p-1)! mod p³, where p = prime(n). A330526

Emirps that become their own reversals when rotated through 180 degrees (including on calculator display). A209620

Primes such that x¹⁶ = 2 has a solution in Z/pZ, but x³² = 2 does not. A373468