Properties of the Number 74828

Seventy-Four Thousand Eight Hundred Twenty-Eight

Basics

Value: 74827 → 74828 → 74829

Parity: even

Prime: No

Previous Prime: 74827

Next Prime: 74831

Digit Sum: 29

Digital Root: 2

Palindrome: No

Factorization: 2 ² × 13 × 1439

Divisors: 1, 2, 4, 13, 26, 52, 1439, 2878, 5756, 18707

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10010010001001100

Octal: 222114

Duodecimal: 37378

Hexadecimal: 1244c

Square: 5599229584

Square Root: 273.5470709037112

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

Irregular triangle read by rows: T(n,k) is the number of binary pattern classes in the (9,n)-rectangular grid with k '1's and (9n-k) '0's: two patterns are in same class if one of them can be obtained by a reflection or 180-degree rotation of the other. A228168

Transform of the finite sequence (1, 0, -1) by the T_0,1 transformation (see link). A159340

Expansion of f(f(x)), where f = x + x² + x⁴ + x⁸ + x¹⁶ + ... A7801

Padovan like sequence: a(n) = a(n-2) + a(n-3) for n>3, a(1)=2, a(2)=2, a(3)=0. A276275

a(1) = 1; for n>1, a(n) = smallest composite multiple of n if n is a prime else the smallest prime divisor of n if n is composite. A74828

Numbers whose arithmetic derivatives are a permutation of their digits. A225902