Properties of the Number 12123

Twelve Thousand One Hundred Twenty-Three

Basics

Value: 12122 → 12123 → 12124

Parity: odd

Prime: No

Previous Prime: 12119

Next Prime: 12143

Digit Sum: 9

Digital Root: 9

Palindrome: No

Factorization: 3 ³ × 449

Divisors: 1, 3, 9, 27, 449, 1347, 4041, 12123

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10111101011011

Octal: 27533

Duodecimal: 7023

Hexadecimal: 2f5b

Square: 146967129

Square Root: 110.1044958210154

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

Coefficients of power series A(x) such that n-th term of A(x)ⁿ = n! x^n-1 for n > 0. A75834

Coefficients of monic primitive irreducible polynomials over GF(4) listed in lexicographic order. A58952

Number of integer partitions that are the first sums of some integer partition of n > 0. A390429

Take n points in general position in the plane; draw all the (infinite) straight lines joining them; sequence gives number of connected regions formed. A55503

Indices n such that the 3 X 3 matrix with components (row by row) prime(n+k), 0 <= k <= 8, has zero determinant. A117345

Number of partitions p of n such that min(p) <= (number of parts of p) < max(p). A325341

Consecutive states of the linear congruential pseudo-random number generator 171·s mod 30269 when started at s=1. A385031

Sum of first n 6-almost primes. A86052

Describe prime factorization of n (primes in ascending order and with repetition) (method A - initial term is 2). A123132

Sorted list of strings that can be obtained by starting with 123 and repeatedly doubling any substring in place. A135475