Properties of the Number -30242

Thirty Thousand Two Hundred Forty-Two

Basics

Value: -30243 → -30242 → -30241

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 11

Digital Root: 2

Palindrome: No

Factorization: 2 × 15121

Divisors: 1, 2, 15121, 30242

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -111011000100010

Octal: -73042

Duodecimal: -15602

Hexadecimal: -7622

Square: 914578564

Square Root: 173.90227140552247

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) = ∑_d∣n n!/(d!*(n/d)!). A121860

Numbers n such that the arithmetic derivative of A276086(n) is prime. A328233

Numbers k such that A003415(k) >= A276086(k) and gcd(k, A003415(k)) = gcd(k, A276086(k)), where A003415 is the arithmetic derivative, and A276086 is the primorial base exp-function. A369959

Partial sums of usigma(n)²: square of the sum of unitary divisors of n. A74789

Numbers k such that (A276086(k)/s)^s >= k^s-1 and A276086(k) <= A003415(k), where A003415 is the arithmetic derivative, A276086 is the primorial base exp-function, and s = bigomega(k). A370128

Sum of A095734(p) for all primes p such that Fib(n+1) <= p < Fib(n+2) (where Fib = A000045). A95732

Numbers that are the sum of distinct primorial numbers (A002110) (not including 1). A290249

Sums of three primorials > 1. A370137

Sums of 3 distinct primorials. A177697

Places of records of A188550. A188592