Properties of the Number 68399

Sixty-Eight Thousand Three Hundred Ninety-Nine

Basics

Value: 68398 → 68399 → 68400

Parity: odd

Prime: Yes

Previous Prime: 68389

Next Prime: 68437

Digit Sum: 35

Digital Root: 8

Palindrome: No

Factorization: 68399

Divisors: 1, 68399

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10000101100101111

Octal: 205457

Duodecimal: 336BB

Hexadecimal: 10b2f

Square: 4678423201

Square Root: 261.53202480767055

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 3·m² - 4. A201716

Primes p such that q - p = 38, where q is the next prime after p. A134118

Indices of primes in sequence defined by A(0) = 73, A(n) = 10·A(n-1) + 63 for n > 0. A101155

a(n) = ∑_{i=1..floor(n/2)} (n-i)ⁱ. A226140

a(n) = 76·n² - 1. A158765

Sum of sums of omegas of parts over all integer partitions of n. A325536

Irregular primes the indices of whose indices are irregular primes of order two. A90887

Number of digits in numerator of B(2n) the Bernoulli numbers. A68399