Properties of the Number -2539

Five Hundred Thirty-Nine

Basics

Value: -2540 → -2539 → -2538

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 2539

Divisors: 1, 2539

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -100111101011

Octal: -4753

Duodecimal: -1577

Hexadecimal: -9eb

Square: 6446521

Square Root: 50.38849074937649

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

Triangle T(n, k, q) = (1-qⁿ)*( binomial(n, k) - 1 ) + 1, with q = 2, read by rows. A174718

Triangle T(n, k, q) = (1-qⁿ)*(1/k)*binomial(n-1, k-1)*binomial(n, k-1) - (1-qⁿ) + 1, for q = 2, read by rows. A174731

Nearest integer to 1/delta_n, where the delta_n are coefficients in Sitaramachandrarao's series for the Riemann ζ function. A330552

Number of partitions of n with equal number of even and odd parts. A45931

Number of multiset partitions of integer partitions of n with all distinct block sizes. A358836

Members of A164368 which are not Ramanujan primes. A164288

Primes whose base-9 representation is also the base-6 representation of a prime. A235639

Number of integer partitions of n whose sequence of frequencies is strictly increasing. A100471

Numbers k such that (5^k + 2^k)/7 is prime. A82387

Primes p such that p + 4 is prime and p == 9 (mod 10). A74822