Properties of the Number 64403

Sixty-Four Thousand Four Hundred Three

Basics

Value: 64402 → 64403 → 64404

Parity: odd

Prime: Yes

Previous Prime: 64399

Next Prime: 64433

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 64403

Divisors: 1, 64403

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1111101110010011

Octal: 175623

Duodecimal: 3132B

Hexadecimal: fb93

Square: 4147746409

Square Root: 253.77746156820152

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

Number of nondecreasing arrangements of 8 numbers x(i) in -(n+6)..(n+6) with the sum of sign(x(i))*2^|x(i)| zero. A187992

Prime numbers for which the sum of reciprocals of nonzero digits equals 1. A239685

Primes p congruent to 1 modulo 13 such that x¹³ = 2 has a solution modulo p. A275773

Numbers k such that prime(k) + k and prime(k) - k are both primes. A64403

a(1) = 1, a(2) = 2; for n > 2, a(n) is the smallest positive number that has not appeared that shares a factor with min(a(n-2),a(n-1)). A352968

Let s(n) = n-th single prime (cf. A007510). Sequence is defined by recurrence a(n+1) = s(a(n)), n = 0,1,2,..., a(0)=1. A64110