Properties of the Number 71352

Seventy-One Thousand Three Hundred Fifty-Two

Basics

Value: 71351 → 71352 → 71353

Parity: even

Prime: No

Previous Prime: 71347

Next Prime: 71353

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 2 ³ × 3 ² × 991

Divisors: 1, 2, 3, 4, 6, 8, 9, 12, 18, 24

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10001011010111000

Octal: 213270

Duodecimal: 35360

Hexadecimal: 116b8

Square: 5091107904

Square Root: 267.11795147462476

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

Number of n X 3 binary arrays with all 1s connected, a path of 1s from left column to right column, and no 1 having more than two 1s adjacent. A163724

Good examples of Hall's conjecture: integers·such that 0 < |x³ - y²| < sqrt(x) for some integer y. A78933

Multiplicative with a(p^e) = 2^ω(e), where ω = A001221. A278908

Triangle read by rows: row n lists the exponential unitary divisors of n. A361255

a(1) = 1; a(n) = sum of exponential unitary divisors of n for n > 1. A322857

List of e-perfect numbers that are not e-unitary perfect. A322858

The e-unitary Euler function: a(1) = 1, a(n) = Product uphi(e(i)) for n = Product p(i)^e(i), where uphi is the unitary totient function (A047994). A321167

Exponential unitary Zumkeller numbers: numbers whose exponential unitary divisors can be partitioned into two disjoint subsets of equal sum. A391088

Iterate k -> d(k) until an odd prime is reached. A200810

Number of iterations of k -> d(k) until n reaches an odd prime. A200815