Properties of the Number 42294

Forty-Two Thousand Two Hundred Ninety-Four

Basics

Value: 42293 → 42294 → 42295

Parity: even

Prime: No

Previous Prime: 42293

Next Prime: 42299

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 2 × 3 × 7 × 19 × 53

Divisors: 1, 2, 3, 6, 7, 14, 19, 21, 38, 42

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1010010100110110

Octal: 122466

Duodecimal: 20586

Hexadecimal: a536

Square: 1788782436

Square Root: 205.65505099559311

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

Numbers k such that 3·2^k + 1 is prime. A2253

Number T(n,k) of set partitions of [n] such that k is the largest element of the last block; triangle T(n,k), n>=1, 1<=k<=n, read by rows. A271466

a(n) = Bell(n)*(2 - 0ⁿ). A186021

Heinz numbers of strict perfect integer partitions. A325782

Numbers k such that 3·2^k + 1 is a prime factor of a generalized Fermat number 3^{2^m} + 1 for some m. A268657

a(n) = ∏_d∣n prime(d). A275700

Triangle T(n,k) read by rows: coefficients of polynomials P_n(t) defined in Formula section. A291844

Write n as a sum of distinct powers of 2, then take the primes of those powers of 2 and multiply them together. A325094

Heinz number of the multiset union of the divisor sets of each prime index of n. A371285

Smallest ∏_i:λ prime(i) for any complete partition λ of n. A259941