Properties of the Number 27904

Twenty-Seven Thousand Nine Hundred Four

Basics

Value: 27903 → 27904 → 27905

Parity: even

Prime: No

Previous Prime: 27901

Next Prime: 27917

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 2 ⁸ × 109

Divisors: 1, 2, 4, 8, 16, 32, 64, 109, 128, 218

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 110110100000000

Octal: 66400

Duodecimal: 14194

Hexadecimal: 6d00

Square: 778633216

Square Root: 167.0449041425688

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

Products of the 8th power of a prime and a distinct prime (p⁸*q). A179668

Triangle read by rows: T(n,k) is the number of compositions of n having k distinct parts (n>=1, 1<=k<=floor((sqrt(1+8·n)-1)/2)). A235998

Numbers that are the least element of a k-cycle (k > 1) of permutation A113821. A115641

Numbers n such that A076078(m)=n for some m, excluding powers of 2. A97416

a(n) = ∑_k=1..n (-1)^k*k³*floor(n/k). A366917

Third column of A059450. A86866

Numbers that appear in A076078. A97210

a(n) = the number of sets of distinct positive integers with a least common multiple of A025487(n), i.e., A076078(A025487(n)). A97211

Number of compositions of n with exactly 2 transitions between different parts. A244714

Number of partitions of 5 copies of n into distinct parts. A258283