Properties of the Number -17854

Seventeen Thousand Eight Hundred Fifty-Four

Basics

Value: -17855 → -17854 → -17853

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 2 × 79 × 113

Divisors: 1, 2, 79, 113, 158, 226, 8927, 17854

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

7925 Try Today's Challenge

Representations

Binary: -100010110111110

Octal: -42676

Duodecimal: -A3BA

Hexadecimal: -45be

Square: 318765316

Square Root: 133.61886094410474

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 partitions of 4n into 4 parts. A238340

Positive integers m such that π(m²) = π(j²) + π(k²) for no 0 < j <= k < m. A262408

Number of equilateral triangles formed out of matches that can be found in a hexagonal chunk of side length n in hexagonal array of matchsticks. A45949

a(n) is the smallest number which can be represented as the sum of n distinct nonzero squares in exactly n ways, or 0 if no such number exists. A350241

a(n) = number of partitions of n into an odd number of parts, the least being 2; also a(n+2) = number of partitions of n into an even number of parts, each >=2. A27188

Integers that do not appear in A103502. A103504

Number of partitions of n+5 with largest inscribed rectangle having area <= n. A218626

Number of partitions of 3n into at most 4 parts. A256524

Erroneous version of A140763. A159579

Number of partitions of 12·n into parts < 5. A191593