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Properties of the Number -1538

Five Hundred Thirty-Eight

Basics

Value: -1539 → -1538 → -1537

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 2 × 769

Divisors: 1, 2, 769, 1538

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: -11000000010

Octal: -3002

Duodecimal: -A82

Hexadecimal: -602

Square: 2365444

Square Root: 39.21734310225516

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

Nearest integer to n2*sin(n). A274087
Coefficient array for powers of x2 of polynomials appearing in a generalized Melham conjecture on alternating sums of fifth powers of Chebyshev S polynomials with odd indices. A220671
Numerator of Hermite(n, 6/29). A160237
a(n) = 6·n2 + 2 for n > 0, a(0)=1. A5897
Number of complete partitions of n. A126796
Coordination sequence for 3D uniform tiling formed by stacking parallel layers of the 4.8.8 2D tiling (cf. A008576). A299259
Number of integer partitions of n such that it is not possible to choose a different prime factor of each part. A370593
Number of integer partitions of n whose differences (with the last part taken to be 0) are distinct. A325324
Number of 2's in all partitions of n. A24786
Expansion of ∑k>=2 xk*(k+3/2) / ∏j=1..k (1 - xj). A318029