Properties of the Number 74347

Seventy-Four Thousand Three Hundred Forty-Seven

Basics

Value: 74346 → 74347 → 74348

Parity: odd

Prime: No

Previous Prime: 74323

Next Prime: 74353

Digit Sum: 25

Digital Root: 7

Palindrome: Yes

Factorization: 7 × 13 × 19 × 43

Divisors: 1, 7, 13, 19, 43, 91, 133, 247, 301, 559

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10010001001101011

Octal: 221153

Duodecimal: 37037

Hexadecimal: 1226b

Square: 5527476409

Square Root: 272.6664629176093

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

Composite squarefree numbers n such that p-d(n) divides n-d(n), where p are the prime factors of n and d(n) the number of divisors of n. A228300

Equatorial structured meta-anti-diamond numbers, the n-th number from an equatorial structured n-gonal anti-diamond number sequence. A100189

a(1) = 2; then least palindrome greater than the previous term such that every partial concatenation is a prime. A88084

Palindromic numbers which are the difference of two positive cubes. A38808

Number of nX4 0..1 arrays with every element equal to 2, 3, 4 or 6 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero. A300772

T(n,k)=Number of nXk 0..1 arrays with every element equal to 2, 3, 4 or 6 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero. A300776

Smallest number requiring n steps to reach 0 when iterating the function: f(n)=abs(lpd(n)-Lpf(n)), where lpd(n) is the largest proper divisor of n and Lpf(n) is the largest prime factor of n. A74347