Properties of the Number 77842

Seventy-Seven Thousand Eight Hundred Forty-Two

Basics

Value: 77841 → 77842 → 77843

Parity: even

Prime: No

Previous Prime: 77839

Next Prime: 77849

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 2 × 38921

Divisors: 1, 2, 38921, 77842

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10011000000010010

Octal: 230022

Duodecimal: 3906A

Hexadecimal: 13012

Square: 6059376964

Square Root: 279.0017921089397

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) = 2*(-i)ⁿ*(n·sin(c*(n+1)) - i·sin(-c·n))/sqrt(5) where c = arccos(i/2). A354044

Number of partitions p of n such that the number of numbers having multiplicity 1 in p is a part of p. A241413

Fibonacci sequence beginning 1, 18. A22108

Digit sum of Fibonacci primes. A139537

Number of circular arrangements of the first n positive integers such that adjacent terms have absolute difference 1 or 4. A336749

Expansion of (1-x)/(1-2·x-2·x²-3·x³). A77842