Properties of the Number 7894

Seven Thousand Eight Hundred Ninety-Four

Basics

Value: 7893 → 7894 → 7895

Parity: even

Prime: No

Previous Prime: 7883

Next Prime: 7901

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 2 × 3947

Divisors: 1, 2, 3947, 7894

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1111011010110

Octal: 17326

Duodecimal: 469A

Hexadecimal: 1ed6

Square: 62315236

Square Root: 88.84818512496471

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 that, when expressed in base 5 and then interpreted in base 7, give a multiple of k. A62929

Number of partitions of n into parts not of the form 13k, 13k+6 or 13k-6. Also number of partitions with at most 5 parts of size 1 and differences between parts at distance 5 are greater than 1. A35954

Numbers k such that k and 8·k, taken together, are zeroless pandigital. A115932

a(n) = 3·B*C*(n mod A) + 5·A*C*(n mod B) + 2·A*B*(n mod C) with A=7, B=11, C=17. A256668

Expansion of q^-3 * (η(q) * η(q⁸))⁸ in powers of q. A34433

The number of partitions of n in which at least one part is a multiple of 4. A295342

The "triple commas" sequence, a variant of A121805. See the Comments and Example sections for detailed explanations. A365873

Semiprimes in A103376. A103396

Record indices of the ratio A002375(n) / n (Goldbach conjecture related). A137820

Trajectory of 80 under the map n-> A006368(n). A223087