Properties of the Number -188869

One Hundred Eighty-Eight Thousand Eight Hundred Sixty-Nine

Basics

Value: -188870 → -188869 → -188868

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 40

Digital Root: 4

Palindrome: No

Factorization: 188869

Divisors: 1, 188869

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -101110000111000101

Octal: -560705

Duodecimal: -91371

Hexadecimal: -2e1c5

Square: 35671499161

Square Root: 434.5906119556657

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 2·n² + 46·n + 21. A217495

Numbers with multiplicative persistence value 7. A46516

Primes with multiplicative persistence value 7. A46507

Triangle read by rows: T(n,k) is the number of disconnected permutation graphs on n vertices with domination number k, with 2 <= k <= n. A320579

a(2) = a(3) = 1; for n >3, a(n) = largest prime factor of n-th Tribonacci number. A366584

a(n) = ceiling(g(A000073(n))) with g(k) = (k-1)²/(4k). A115792