Properties of the Number 74524

Seventy-Four Thousand Five Hundred Twenty-Four

Basics

Value: 74523 → 74524 → 74525

Parity: even

Prime: No

Previous Prime: 74521

Next Prime: 74527

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 2 ² × 31 × 601

Divisors: 1, 2, 4, 31, 62, 124, 601, 1202, 2404, 18631

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10010001100011100

Octal: 221434

Duodecimal: 37164

Hexadecimal: 1231c

Square: 5553826576

Square Root: 272.99084233724767

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 = 5. A51338

Triangle T(n,k) giving coefficients in expansion of n!*binomial(x-n,n) in powers of x. A54655

Third unsigned column of triangle A051338. A51525

Numbers m for which p(m, 2)*p(m, 5) = p(m, 10), where p(m, b) is the period of repeating digits of 1/m in base b. A334488

Triangle T(n,k) = (-1)^k+n*A054655(n,n-k), 0<=k<n, read by rows. A177938

Triangle read by rows: T(n, k) = ∑_i=0..n-k Stirling1(i + m, m)*binomial(n+m+1, n-k-i)*(n + m - k)!/(i + m)!, for m = 2. A376634

Half the number of n X 4 binary arrays with no 3 X 3 submatrix formed with any three rows and columns equal to J-I. A213414

a(n) = 1ⁿ + 7ⁿ + 9ⁿ. A74524