Properties of the Number 30627

Thirty Thousand Six Hundred Twenty-Seven

Basics

Value: 30626 → 30627 → 30628

Parity: odd

Prime: No

Previous Prime: 30593

Next Prime: 30631

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 41 × 83

Divisors: 1, 3, 9, 41, 83, 123, 249, 369, 747, 3403

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

603 Try Today's Challenge

Representations

Binary: 111011110100011

Octal: 73643

Duodecimal: 15883

Hexadecimal: 77a3

Square: 938013129

Square Root: 175.00571419242286

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 upward triangles in a Star of David matchstick arrangement of size n. A45950

Coefficient of xⁿ in A(x)ⁿ is A000670(n), which gives preferential arrangements of n labeled elements. A88791

Number of compositions of n where the difference between largest and smallest parts equals 9 and adjacent parts are unequal. A214278

a(0) = 1, a(n) = 25·n² + 2 for n > 0. A10015

Numbers k such that both ∑_i=1..k i·prime(i) and ∑_i=1..k (k+1-i)*prime(i) are prime. A356178

Number of partitions satisfying cn(1,5) + cn(4,5) < cn(2,5) + cn(3,5). A39892

First position index for A197123(n) in the decimal expansion of π. A375789

Numbers with 9 divisors. A30627