Properties of the Number 12154

Twelve Thousand One Hundred Fifty-Four

Basics

Value: 12153 → 12154 → 12155

Parity: even

Prime: No

Previous Prime: 12149

Next Prime: 12157

Digit Sum: 13

Digital Root: 4

Palindrome: No

Factorization: 2 × 59 × 103

Divisors: 1, 2, 59, 103, 118, 206, 6077, 12154

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10111101111010

Octal: 27572

Duodecimal: 704A

Hexadecimal: 2f7a

Square: 147719716

Square Root: 110.24518130059019

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

Generalized Stirling number triangle of first kind read by rows: T(n, k) = [x^k] ∏_m=1..n (x - m - r), with r = 2. A49458

Unsigned 3-Stirling numbers of the first kind. A143492

Generalized Stirling numbers, [n+5,5]_3. A1712

a(0) = 16, after which, if a(n-1) = ∏_{k >= 1} (p_k)^c_k, then a(n) = (1/2) * (1 + ∏_{k >= 1} (p_k+1)^c_k), where p_k indicates the k-th prime, A000040(k). A246344

a(n) is the smallest nonnegative integer such that a(n)! contains a string of exactly n consecutive 0's, not including trailing 0's. A252652

Fourth elementary symmetric function of 3,4,...,n+5. A24185

Table of elementary symmetric function a_k(3,4,...,n+2) (no 1 and 2). A196845

Numbers k such that k + sum_of_digits(k) is a cube. A84661

a(n) = n*(14·n + 13) + 3. A195029

Number of length 3 1..(n+2) arrays with no leading or trailing partial sum equal to a prime. A254206