Properties of the Number 19435

Nineteen Thousand Four Hundred Thirty-Five

Basics

Value: 19434 → 19435 → 19436

Parity: odd

Prime: No

Previous Prime: 19433

Next Prime: 19441

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 5 × 13 ² × 23

Divisors: 1, 5, 13, 23, 65, 115, 169, 299, 845, 1495

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 100101111101011

Octal: 45753

Duodecimal: B2B7

Hexadecimal: 4beb

Square: 377719225

Square Root: 139.40946883192692

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

Rhonda numbers to base 10. A99542

T(n,k)=Number of nXk 0..1 arrays with no element less than a strict majority of its horizontal, vertical, diagonal and antidiagonal neighbors. A231515

Numbers that are not a power of a prime but whose prime indices satisfy (mean) = (median) = (mode), assuming there is a unique mode. A363729

Number of nonnegative integer square matrices with sum of entries equal to n, no zero rows or columns, and the same row sums as column sums. A321732

Numbers k such that σ(k) = ψ(k) + τ(k)². A390296

Number of integer partitions of n whose multiplicities appear with distinct multiplicities that cover an initial interval of positive integers. A325331

For any number n > 0, let f(n) be the polynomial of a single indeterminate·where the coefficient of x^e is the prime(1+e)-adic valuation of n (where prime(k) denotes the k-th prime); f establishes a bijection between the positive numbers and the polynomials of a single indeterminate·with nonnegative integer coefficients; let g be the inverse of f; a(n) = g(f(n)²). A297473

a(n) = n*(2·n² + 5·n + 13)/2. A163655

Number of binary strings of length n with equal numbers of 00000 and 10101 substrings. A164189

Number of nX4 0..1 arrays with no element less than a strict majority of its horizontal, vertical, diagonal and antidiagonal neighbors. A231511