Properties of the Number -7390

Three Hundred Ninety

Basics

Value: -7391 → -7390 → -7389

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 2 × 5 × 739

Divisors: 1, 2, 5, 10, 739, 1478, 3695, 7390

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1110011011110

Octal: -16336

Duodecimal: -433A

Hexadecimal: -1cde

Square: 54612100

Square Root: 85.96510920134982

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

Shifts left under transform T where Ta is (identity) DCONV a. A38046

Number of partitions p of n such that mean(p) < multiplicity(min(p)). A240203

Partial sums of A255743. A255764

a(0) = 0, a(1) = 1; a(2·n) = 9·a(n), a(2·n+1) = a(n) + a(n+1). A342615

Number of n-digit Kaprekar numbers (A006886). A194232

Numbers that are the product of 3 distinct primes a,b and c, such that a²+b²+c² is the average of a twin prime pair. A176879

Solution of the complementary equation a(n) = a(n-1) + a(n-2) + b(n-1) + 2·b(n-2) - b(n-3), where a(0) = 1, a(1) = 3, a(2) = 5, b(0) = 2, b(1) = 4, b(2) = 6, and (a(n)) and (b(n)) are increasing complementary sequences. A295361

Records in A338338. A338348

a(n) = [xⁿ] ( E(x)/E(-x) )ⁿ where E(x)= exp( ∑_{k >= 1} A005259(k)*x^k/k ). A362723

Numbers whose set of base-9 digits is {1,2}. A32930