Properties of the Number -391250

Three Hundred Ninety-One Thousand Two Hundred Fifty

Basics

Value: -391251 → -391250 → -391249

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 × 5 ⁴ × 313

Divisors: 1, 2, 5, 10, 25, 50, 125, 250, 313, 625

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -1011111100001010010

Octal: -1374122

Duodecimal: -16A502

Hexadecimal: -5f852

Square: 153076562500

Square Root: 625.4998001598402

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

a(n) = n²*(n²+1). A71253

a(n) = n⁴*∏_{distinct primes p dividing n} (1+1/p⁴). A65960

a(n) = n⁴ * ∑_d²∣n 1 / d⁴. A351602

Sum of the 4th powers of the divisor complements of the odd proper divisors of n. A352050

Sums of two powers of 5. A55237

Array read by rows: T(n,k) is the number of solutions to the equation ∑_i=1..n x_i² == k (mod 5) with x_i in 0..4, where n >= 0 and 0 <= k <= 4. A330607

Number of elements of GF(5ⁿ) with trace 0 and subtrace 1. A74007

Number of elements of GF(5ⁿ) with trace 0 and subtrace 2. A74008

Numbers that are the sum of eight fifth powers in four or more ways. A345612

Numbers that are the sum of eight fifth powers in exactly four ways. A346329