Properties of the Number 30104

Thirty Thousand One Hundred Four

Basics

Value: 30103 → 30104 → 30105

Parity: even

Prime: No

Previous Prime: 30103

Next Prime: 30109

Digit Sum: 8

Digital Root: 8

Palindrome: No

Factorization: 2 ³ × 53 × 71

Divisors: 1, 2, 4, 8, 53, 71, 106, 142, 212, 284

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 111010110011000

Octal: 72630

Duodecimal: 15508

Hexadecimal: 7598

Square: 906250816

Square Root: 173.50504315437058

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) = a(n-1) + a(m) for n >= 4, where m = 2·n - 2 - 2^p+1 and p is the unique integer such that 2^p < n - 1 <= 2^p+1, starting with a(1) = a(2) = 1 and a(3) = 3. A50035

Row sums of pendular triangle A122445. A122452

Numbers k such that A322582(k) <= A276086(k) <= A348507(k). A392602

First differences of A160379. A163989

Rounded error in Stirling's formula: a(n) = round(n! - exp(-n)*n^n+1/2*sqrt(2*π)). A260657

Maximal troughs in decimal expansions of π: positions of troughs equal to 8. A105276

Number of walks within N³ (the first octant of Z³) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, -1), (-1, 1, 1), (0, 0, 1), (1, -1, 1), (1, 1, 0)}. A150263

Base 5 reversal of n (written in base 10). A30104

Primes of the form 2^p + 3, where p is prime. A57737