ℕ atory
Play Now

Properties of the Number -9242

Two Hundred Forty-Two

Basics

Value: -9243 → -9242 → -9241

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 2 × 4621

Divisors: 1, 2, 4621, 9242

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

7925 Try Today's Challenge

Representations

Binary: -10010000011010

Octal: -22032

Duodecimal: -5422

Hexadecimal: -241a

Square: 85414564

Square Root: 96.13532129243653

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

Numbers n such that m + (sum of digits in base-3 representation of m) = n has exactly four solutions. A230856
Number of distinct means of subsets of {1..n}, where {} has mean 0. A327474
Number of primes with nonzero digits and digit sum n. A73901
Numbers n for which |n/ζ(2) - Q(n)| sets a new record, where Q(x) is the number of squarefree numbers up to x. A275390
Expansion of 1/(2·sqrt(1-x))*(1/sqrt(1-x)+1/(sqrt(1-5·x))). A242586
Number of length 3 arrays x(i), i=1..3 with x(i) in i..i+n and no value appearing more than 2 times. A250352
a(0) = 1; thereafter a(n) = 2*(6·n2 - 3·n + 1). A386477
Numbers k such that the continued fraction for sqrt(k) has odd period and if the last term of the periodic part is deleted then there are a pair of central terms both equal to 6. A31419
A card-arranging problem: values of n such that there exists a permutation p1, ..., pn of 1, ..., n such that i + pi is a fifth power for every i. A96906
Partial sums of A036967. A176273