Properties of the Number 35981

Thirty-Five Thousand Nine Hundred Eighty-One

Basics

Value: 35980 → 35981 → 35982

Parity: odd

Prime: No

Previous Prime: 35977

Next Prime: 35983

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 11 × 3271

Divisors: 1, 11, 3271, 35981

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1000110010001101

Octal: 106215

Duodecimal: 189A5

Hexadecimal: 8c8d

Square: 1294632361

Square Root: 189.68658360569415

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) is the smallest semiprime such that difference between a(n) and next semiprime, b(n), is n. A131109

a(n) is the lower end of a record gap A349995(n) between consecutive odd squarefree semiprimes (A046388). A350098

Start of record gap in odd semiprimes A046315. A114057

Least semiprime m such that the next semiprime is m + A215231(n). A215232

Position of first repeat of the opening sequence of length n occurring after the first repeat of the opening sequence of length n-1 in the Kolakoski sequence (A000002). A74300

Smallest semiprime such that n primes will follow until the next semiprime. A88701

Number of partitions of n with up to eight distinct kinds of 1. A320695

a(n) is the smallest semiprime followed by gap (to the next semiprime) equal to n-th semiprime. A278349

a(n) = least member of A006881 whose difference from the following one equals n, or 0 if no such semiprime exists. A140784

Rank of first single 1 in A000002 such that A249949 takes the value n. A249952