Properties of the Number -7958

Nine Hundred Fifty-Eight

Basics

Value: -7959 → -7958 → -7957

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 29

Digital Root: 2

Palindrome: No

Factorization: 2 × 23 × 173

Divisors: 1, 2, 23, 46, 173, 346, 3979, 7958

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1111100010110

Octal: -17426

Duodecimal: -4732

Hexadecimal: -1f16

Square: 63329764

Square Root: 89.20762299265685

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 integer compositions of n whose leaders of anti-runs are distinct. A374518

Product plus sum of four consecutive nonnegative numbers. A166941

G.f.: ∑_k>=1 (x^k*(k+1) * ∏_j=1..k (1 + x^j)/(1 - x^j)). A333374

Sum of the largest parts t of the partitions of n into 4 parts q,r,s,t such that 1 <= q <= r <= s <= t and q + r + s > t. A340249

n·10²-1, n·10²-3, n·10²-7 and n·10²-9 are all prime. A64976

Number of terms in the expansion of Product(x_i + x_i+1 + ... + x_j) over 1 <= i < j <= n. A87422

Number of two-dimensional burst patterns of size n, i.e., translation inequivalent subsets of the grid Z² which can be covered by a connected subset of n elements (in the sense of von Neumann neighborhoods). A93424

a(n) = 2ⁿ - Fibonacci(n) - 1. A228078

Largest number k such that exactly half the numbers in [1..k] are prime(n)-smooth. A308904

Number of partitions of n into colored blocks of equal parts, such that all colors from a set of size nine are used and the colors are introduced in increasing order. A327292