Properties of the Number 40847

Forty Thousand Eight Hundred Forty-Seven

Basics

Value: 40846 → 40847 → 40848

Parity: odd

Prime: Yes

Previous Prime: 40841

Next Prime: 40849

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 40847

Divisors: 1, 40847

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4823 Try Today's Challenge

Representations

Binary: 1001111110001111

Octal: 117617

Duodecimal: 1B77B

Hexadecimal: 9f8f

Square: 1668477409

Square Root: 202.10640761737366

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

Lower twin primes with lower twin prime index. A88460

Primes p such that 2·p² + 3 and 2·p² + 5 are also primes. A247197

Lesser of twin primes p such that p and p+2 are both in A115591. A367318

Primes p such that every suffix of the ternary (base-3) representation of p is a prime. A278696

Lesser of twin primes p, p+2 such that prime(p) and prime(p+2) are also twin primes. A332968

Numbers k such that prime(k) is the hypotenuse of a Pythagorean triple where one leg is also prime. A342583

Primes having only {0, 4, 7, 8} as digits. A386074

Continued fraction for sqrt(877). A40847

Convolution related to array A205497 and to generating functions for the rows of the array form of A050446. A205495