Properties of the Number -25427

Twenty-Five Thousand Four Hundred Twenty-Seven

Basics

Value: -25428 → -25427 → -25426

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 47 × 541

Divisors: 1, 47, 541, 25427

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -110001101010011

Octal: -61523

Duodecimal: -1286B

Hexadecimal: -6353

Square: 646532329

Square Root: 159.4584585401477

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

Composite and every divisor (except 1) contains the digit 4. A62670

Numbers that are the sum of seven fourth powers in seven or more ways. A345573

Numbers that are the sum of seven fourth powers in exactly seven ways. A345829

Expansion of ( (1/x) * Series_Reversion( x/((1+x) * C(x))³ ) )^1/3, where C(x) is the g.f. of A000108. A381773

Numbers n such that the n-th tribonacci number as defined by A000213 is prime. A157611

Numbers that cannot be expressed as sum of at most nine repdigits numbers. One may not add two integers with the same repeated digit. A339673

Molien series for group G_1,2⁸ of order 1536. A51462

Equal count of primes congruent to 1 mod 4 and 3 mod 4 associated with primes in A007351 (the zero beginning the sequence indicates the prime 2). A92198

Numbers k such that 5·10^k + 77 is prime. A274456